RackStation RS2423RP+/RS2423+

Performance Compatibility

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Performance Compatibility

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RackStation RS2423RP+/RS2423+

Efficient storage for centralized data management

Features
Specs

Secure storage for your business

Download Datasheet

Business-ready

Over 3,500/1,700 MB/s seq. read/write, built-in 10GbE, and up to 216 TB raw storage before expansion.

Flexible configuration

Add 12 extra drive bays, 1/10/25GbE ports, and SSD cache volumes whenever needed.

Versatile applications

Back up 300 endpoints, manage 50 IP cameras, or safely sync and share files between devices and sites.

Faster and more responsive

The RS2423RP+/RS2423+ offer exceptional performance with over 155K/79K random read/write IOPS and up to 3,500/1,700 MB/s sequential read/write throughput. They are the perfect cost-effective file management and sharing solution for SMBs and come equipped with advanced backup capabilities designed for businesses with expanding data needs.

Read

faster*

Write

faster*

*compared to predecessor RS2421RP+/RS2421+

Read

faster*

Write

faster*

*compared to predecessor RS2421RP+/RS2421+

Designed for reliability

The RS2423RP+ and RS2423+ come with one 10GbE RJ-45 port and two Gigabit RJ-45 ports, which can be bonded with Link Aggregation to enable automatic network failover and load balancing.

Two RS2423RP+/RS2423+ units can be paired using Synology High Availability to form a reliable active-passive server cluster, maximizing service uptime.

The RS2423RP+ also features redundant and hot-swappable power supply units to protect service continuity in case there are issues with one power source.

Room for expansion

Easily adjust the 2U 12-bay RS2423RP+/RS2423+ to match the usage of your environment, whether it needs performance, faster networking, or higher storage capacity.

Versatile storage for businesses

The RS2423RP+/RS2423+ are ideal for small to medium-sized businesses and branch offices seeking a high-performing, reliable, and cost-efficient storage solution for file management, data backup, and surveillance.

Intuitive storage for on-site and remote teams

Multi-endpoint data protection

Smart and scalable surveillance

Intuitive storage for on-site and remote teams

Provide secure and convenient cross-platform file access, sharing, and synchronization across multiple locations.

Enable efficient collaboration with Synology Drive

Synology Drive provides remote data access, synchronization, on-demand file restoration, and backup via handy desktop and mobile applications. Learn more

Multi-platform support

Access personal and shared data from mobile apps, desktop clients, web browsers, or another Synology system. Any changes you make are automatically synced to other devices as soon as they are connected.

Collaborate in real time

Enable concurrent editing of documents, spreadsheets, and slides with Synology Office, with support for conversion to and from Microsoft Word, Excel, PowerPoint, and OpenDocument files. Learn more

Connect teams with Hybrid Share

Use Hybrid Share to store large sets of data in the cloud, leveraging the large bandwidth of our data centers to stream requested files to local NAS deployed at the branch offices. Learn more

Reliable data access on demand

With Hybrid Share-enabled folders, remote teams retain full access to the most up-to-date files while benefiting from a reduced local storage footprint and lower bandwidth usage.

Local caching of most-used data

Frequently-accessed files are kept on the local NAS, allowing users to access them at LAN speeds. Files and folders can also be pinned manually to prevent them from being replaced when the cache is full.

Multi-endpoint data protection

Design an effective backup strategy to maximize data and system availability with a host of native and license-free solutions.

Endpoint, VM, and NAS/SAN protection

Securely back up Windows, Mac, and Linux endpoints, Synology servers, and VMware® and Hyper-V® virtual machines with Active Backup for Business. Learn more

Microsoft 365 and Google Workspace

Centralize backups of Microsoft 365 and Google Workspace data to protect cloud data from accidents and simplify compliance with data retention policies. Schedulable backups, flexible file versioning, and block-level deduplication ensure flexibility and savings in terms of storage and bandwidth consumption. Learn more

Hyper Backup

Back up files, LUNs, installed applications, and system configurations to destinations including Synology C2 Storage,public cloud platforms, USB devices, file servers, local folders, and other Synology systems.

Set and forget backup tasks with regular schedules, enhance security with granular user permissions and encryption, keep backup sizes small with built-in deduplication, and restore data flexibly with multi-versioning.

Snapshot Replication

Snapshot Replication enables configurable point-in-time snapshots of shared folders and VM storage with an RPO as low as 5 minutes and recovery within seconds. Learn more

Smart and scalable surveillance

Leverage flexible deployment options, intuitive management capabilities, and advanced video analytics to secure your premises.

Wide device compatibility

Connect up to 75 IP cameras from a selection of over 8,600 validated models thanks to Synology Surveillance Station’s wide camera compatibility.

Multi-platform convenience

Monitor live streams or watch recordings from web browsers, desktop clients, or the DS cam mobile app.

Secure and private storage

Footage is stored locally for easier compliance with data protection regulations and further protected from unauthorized access with industry-standard AES-256 encryption.

Assisted camera deployment

Automatically locate new cameras within a set IP range, and configure units in batch via spreadsheet import or replicating settings to new cameras.

Centralized management and monitoring

Stay on top of your deployment by previewing triggered events directly on multi-floor or multi-location maps, with online map integration for Google Maps and OpenStreetMap.

Time-saving video analytics

Take advantage of intelligent monitoring features such as motion detection, no-idle zones, foreign object detection, and anomaly detection that cater to common surveillance scenarios.

Flexible monitoring of multiple locations

Works best with Synology drives

Enjoy high sustained performance and reliability with enterprise-grade drives designed for Synology NAS, featuring built-in data protection.

Enterprise Series 3.5" SATA Plus Series 3.5" SATA

Enterprise Series 2.5" SATA Enterprise Series M.2 NVMe

Get more with DiskStation Manager

Take advantage of a host of native productivity, management, and security solutions available in the web-based Synology DSM operating system.

Central Management System

Conveniently manage your fleet of Synology NAS from a centralized console.

Learn more

Security

Shield your Synology NAS from the most sophisticated threats with industry-leading security solutions.

Learn more

Synology High Availability

Real-time system-level protection with automatic failover mechanism to maximize service availability.

Synology has you covered

The RS2423RP+/RS2423+ is backed by Synology’s 3-year hardware warranty.⁸ An optional 2-year extended warranty is available in select regions to extend coverage to 5 years. Learn more

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Hardware Overview

1Power Button and Indicator
2Status Indicator
3Alert Indicator
4Mute Button
5Drive Status Indicators

6Drive Trays
7Rail Kit Release Tabs
8Power Port
9PSU Indicators & Alert Off Buttons
10PSU fans

11Console Port
12PCI Express Expansion Slot
131GbE RJ-45 Ports
1410GbE RJ-45 Port
15USB 3.2 Gen 1 Ports

16Expansion Port
17Reset Button

1Power Button and Indicator
2Status Indicator
3Alert Indicator
4Mute Button
5Drive Status Indicators

6Drive Trays
7Rail Kit Release Tabs
8Power Port
9PSU on/off switch
10PSU fans

11Console Port
12PCI Express Expansion Slot
131GbE RJ-45 Ports
1410GbE RJ-45 Port
15USB 3.2 Gen 1 Ports

16Expansion Port
17Reset Button

Notes:

Performance figures are obtained through internal testing by Synology. Actual performance may vary depending on the testing environment, usage, and configuration. See performance charts for more information.
RS2423RP+/RS2423+ support up to 24 drives with the addition of a Synology RX1223RP expansion unit, sold separately.
SSD cache can be enabled using SNV3400/SNV3500 NVMe SSDs along with an M2D20 or E10M20-T1 adapter card, or by using a compatible 2.5" SATA SSD. All add-ons are sold separately.
For the most up-to-date list of compatible NICs, please check our compatibility list.
C2 Storage for Hyper Backup and Hybrid Share requires purchase of an eligible annual or monthly subscription. A free trial is available for each newly registered device.
Surveillance Station includes 2 free licenses. Connecting more cameras and devices requires additional licenses. Learn more
Check the compatibility list for supported drives.
The warranty period starts from the date of purchase as stated on your purchase receipt. Visit https://www.synology.com/company/legal/warranty for more information.

Hardware Specs

Hardware Specifications	RS2423RP+	RS2423+
CPU
CPU Model	AMD Ryzen V1780B	AMD Ryzen V1780B
CPU Quantity	1	1
CPU Core	4	4
CPU Architecture	64-bit	64-bit
CPU Frequency	3.35 (base) / 3.6 (turbo) GHz	3.35 (base) / 3.6 (turbo) GHz
Hardware Encryption Engine
Memory
System Memory	8 GB DDR4 ECC UDIMM	8 GB DDR4 ECC UDIMM
Memory Module Pre-installed	8 GB (8 GB x 1)	8 GB (8 GB x 1)
Total Memory Slots	2	2
Maximum Memory Capacity	32 GB (16 GB x 2)	32 GB (16 GB x 2)
Notes	Synology reserves the right to replace memory modules with the same or higher frequency based on supplier's product life cycle status. Rest assured that the compatibility and stability have been strictly verified with the same benchmark to ensure identical performance. Please select Synology memory modules for optimum compatibility and reliability. Synology will not provide complete product warranty or technical support if non-Synology memory modules are used for memory expansion. For more information about the recommended memory configurations, please check the Hardware Installation Guide of your Synology product.	Synology reserves the right to replace memory modules with the same or higher frequency based on supplier's product life cycle status. Rest assured that the compatibility and stability have been strictly verified with the same benchmark to ensure identical performance. Please select Synology memory modules for optimum compatibility and reliability. Synology will not provide complete product warranty or technical support if non-Synology memory modules are used for memory expansion. For more information about the recommended memory configurations, please check the Hardware Installation Guide of your Synology product.
Storage
Drive Bays	12	12
Maximum Drive Bays with Expansion Unit	24 (RX1223RP x 1)	24 (RX1223RP x 1)
Compatible Drive Type* (See all supported drives)	3.5" SATA HDD 2.5" SATA SSD	3.5" SATA HDD 2.5" SATA SSD
Hot Swappable Drive*
Notes	Synology only guarantees full functionality, reliability, and performance for Synology drives listed on the compatibility list. The use of non-validated components may limit certain functionality and result in data loss and system instability. "Compatible drive type" indicates drives that have been tested to be compatible with Synology products. This term does not indicate the maximum connection speed of each drive bay.	Synology only guarantees full functionality, reliability, and performance for Synology drives listed on the compatibility list. The use of non-validated components may limit certain functionality and result in data loss and system instability. "Compatible drive type" indicates drives that have been tested to be compatible with Synology products. This term does not indicate the maximum connection speed of each drive bay.
External Ports
RJ-45 1GbE LAN Port	2	2
RJ-45 10GbE LAN Port	1	1
USB 3.2 Gen 1 Port*	2	2
Expansion Port	1	1
Expansion Port Type	Mini-SAS HD	Mini-SAS HD
Notes	This device's 1GbE LAN ports have a maximum transmission unit (MTU) size of 1,500 bytes. The USB 3.0 standard was renamed to USB 3.2 Gen 1 by the USB Implementers Forum (USB-IF) in 2019.	This device's 1GbE LAN ports have a maximum transmission unit (MTU) size of 1,500 bytes. The USB 3.0 standard was renamed to USB 3.2 Gen 1 by the USB Implementers Forum (USB-IF) in 2019.
PCIe
PCIe Expansion	1 x Gen3 x8 slot (x4 link)	1 x Gen3 x8 slot (x4 link)
Appearance
Form Factor (RU)	2U	2U
Size (Height x Width x Depth)	88 mm x 482 mm x 578 mm	88 mm x 482 mm x 552 mm
Weight	11.9 kg	11.5 kg
Rack Installation Support*	4-post 19" rack (Synology Rail Kit - RKS-02)	4-post 19" rack (Synology Rail Kit - RKS-02)
Notes	The rail kit is sold separately	The rail kit is sold separately
Others
System Fan	60 mm x 60 mm x 3 pcs	60 mm x 60 mm x 3 pcs
Fan Speed Mode	Full-Speed Mode Cool Mode Quiet Mode	Full-Speed Mode Cool Mode Quiet Mode
Easy Replacement System Fan
Power Recovery
Noise Level*	56.2 dB(A)	52.3 dB(A)
Scheduled Power On / Off
Wake on LAN / WAN
Power Supply Unit / Adapter	350 watts	500 watts
Redundant Power Supply		-
AC Input Power Voltage	100 V to 240 V AC	100 V to 240 V AC
Power Frequency	50/60 Hz, Single Phase	50/60 Hz, Single Phase
Power Consumption	114.86 watts (Access) 42.33 watts (HDD Hibernation)	119.95 watts (Access) 46.21 watts (HDD Hibernation)
British Thermal Unit	392.18 BTU/hr (Access) 144.53 BTU/hr (HDD Hibernation)	409.56 BTU/hr (Access) 157.78 BTU/hr (HDD Hibernation)
Notes	For more information on how power consumption is measured, refer to this article. Noise Level Testing Environment: A Synology NAS loaded with Synology 480GB SAT5200-480G solid-state drive(s) in idle state. Each G.R.A.S. type 40AE microphone is placed at a 1-meter distance from the front and rear of a Synology NAS. Background noise: 16.49-17.51 dB(A); Temperature: 24.25-25.75˚C; Humidity: 58.2-61.8%	For more information on how power consumption is measured, refer to this article. Noise Level Testing Environment: A Synology NAS loaded with Synology 480GB SAT5200-480G solid-state drive(s) in idle state. Each G.R.A.S. type 40AE microphone is placed at a 1-meter distance from the front and rear of a Synology NAS. Background noise: 16.49-17.51 dB(A); Temperature: 24.25-25.75˚C; Humidity: 58.2-61.8%
Temperature
Operating Temperature	0°C to 35°C (32°F to 95°F)	0°C to 35°C (32°F to 95°F)
Storage Temperature	-20°C to 60°C (-5°F to 140°F)	-20°C to 60°C (-5°F to 140°F)
Relative Humidity	5% to 95% RH	5% to 95% RH
Certification
	FCC CE BSMI VCCI RCM UKCA EAC CCC KC UL	FCC CE BSMI VCCI RCM UKCA EAC CCC KC UL
Warranty
	3-year hardware warranty, extendable to 5 years with EW202 or Extended Warranty Plus	3-year hardware warranty, extendable to 5 years with EW202 or Extended Warranty Plus
Notes	The warranty period starts from the purchase date as stated on your purchase receipt. (Learn more) Extended Warranty Plus is only available in Europe and North America. EW201/EW202 is only available in Asia, Africa, and Oceania. For exact availability information please visit their respective websites.	The warranty period starts from the purchase date as stated on your purchase receipt. (Learn more) Extended Warranty Plus is only available in Europe and North America. EW201/EW202 is only available in Asia, Africa, and Oceania. For exact availability information please visit their respective websites.
Environment
	RoHS Compliant	RoHS Compliant
Packaging Content
	Main Unit X 1 Accessory Pack X 1 AC Power Cord X 2 Quick Installation Guide X 1	Main Unit X 1 Accessory Pack X 1 AC Power Cord X 1 Quick Installation Guide X 1
Optional Accessories
	DDR4 ECC UDIMM: D4EU01-8G/D4EU01-16G Expansion Units: RX1223RP Enterprise Series 3.5" SATA HDD: HAT5300 Series Plus Series 3.5" SATA HDD: HAT3300 Series Enterprise Series 2.5" SATA SSD: SAT5200 Series M.2 SSD & 10GbE Combo Adapter Card: E10M20-T1 M.2 SSD Adapter Card: M2D20 25GbE Network Interface Card: E25G30-F2 10GbE Network Interface Card: E10G21-F2/E10G30-T2/E10G18-T1 Rail Kit Sliding: RKS-02	DDR4 ECC UDIMM: D4EU01-8G/D4EU01-16G Expansion Units: RX1223RP Enterprise Series 3.5" SATA HDD: HAT5300 Series Plus Series 3.5" SATA HDD: HAT3300 Series Enterprise Series 2.5" SATA SSD: SAT5200 Series M.2 SSD & 10GbE Combo Adapter Card: E10M20-T1 M.2 SSD Adapter Card: M2D20 25GbE Network Interface Card: E25G30-F2 10GbE Network Interface Card: E10G21-F2/E10G30-T2/E10G18-T1 Rail Kit Sliding: RKS-02
Notes	Certain items may not be available in your location. Please contact your local distributors for more information. All memory modules will operate at the maximum frequency specified by the CPU manufacturer.	Certain items may not be available in your location. Please contact your local distributors for more information. All memory modules will operate at the maximum frequency specified by the CPU manufacturer.

DSM Specifications	RS2423RP+	RS2423+
Storage Management
Maximum Single Volume Size	200 TB (32 GB memory required) 108 TB	200 TB (32 GB memory required) 108 TB
Maximum Internal Volume Number	64	64
SSD Read/Write Cache (Determining cache size)
SSD TRIM
Supported RAID Type	Synology Hybrid RAID Basic JBOD RAID 0 RAID 1 RAID 5 RAID 6 RAID 10	Synology Hybrid RAID Basic JBOD RAID 0 RAID 1 RAID 5 RAID 6 RAID 10
RAID Migration	Basic to RAID 1 Basic to RAID 5 RAID 1 to RAID 5 RAID 5 to RAID 6	Basic to RAID 1 Basic to RAID 5 RAID 1 to RAID 5 RAID 5 to RAID 6
Volume Expansion with Larger HDDs	Synology Hybrid RAID RAID 1 RAID 5 RAID 6 RAID 10	Synology Hybrid RAID RAID 1 RAID 5 RAID 6 RAID 10
Volume Expansion by Adding a HDD	Synology Hybrid RAID JBOD RAID 5 RAID 6	Synology Hybrid RAID JBOD RAID 5 RAID 6
Global Hot Spare Supported RAID Type	Synology Hybrid RAID RAID 1 RAID 5 RAID 6 RAID 10	Synology Hybrid RAID RAID 1 RAID 5 RAID 6 RAID 10
Notes	Usable capacity for each volume will be lower than the maximum volume size and is dependent on the filesystem and the amount of system metadata stored. Volumes over 108 TB require DSM 7.2-64570 or above and 32 GB of memory or more.	Usable capacity for each volume will be lower than the maximum volume size and is dependent on the filesystem and the amount of system metadata stored. Volumes over 108 TB require DSM 7.2-64570 or above and 32 GB of memory or more.
File System
Internal Drives	Btrfs ext4	Btrfs ext4
External Drives	Btrfs ext4 ext3 FAT NTFS HFS+ exFAT	Btrfs ext4 ext3 FAT NTFS HFS+ exFAT
File Services
File Protocol	SMB AFP NFS FTP WebDAV Rsync	SMB AFP NFS FTP WebDAV Rsync
Maximum Concurrent SMB/AFP/FTP Connections	2,000	2,000
Maximum Concurrent SMB/AFP/FTP Connections (with RAM expansion)	2,000	2,000
Windows Access Control List (ACL) Integration
NFS Kerberos Authentication
Notes	Regarding data concerning tests with RAM expansion, all memory slots are installed with the maximum capacity of supported RAM. The testing standard was based on the maximum number of concurrent connections supported by this model. During the testing, 25% of the connections were used to transfer files concurrently. The transfer process guaranteed that the connections were not interrupted; the minimum transfer speed was not guaranteed.	Regarding data concerning tests with RAM expansion, all memory slots are installed with the maximum capacity of supported RAM. The testing standard was based on the maximum number of concurrent connections supported by this model. During the testing, 25% of the connections were used to transfer files concurrently. The transfer process guaranteed that the connections were not interrupted; the minimum transfer speed was not guaranteed.
Account & Shared Folder
Maximum Local User Accounts	2,048	2,048
Maximum Local Groups	256	256
Maximum Shared Folder	512	512
Maximum Shared Folder Sync Tasks	32	32
Hybrid Share
Maximum Hybrid Share Folders	10	10
Hyper Backup
Folder and Package Backup
Entire System Backup
Notes	Full-system backup requires DSM 7.2 or later.	Full-system backup requires DSM 7.2 or later.
High Availability
Synology High Availability
Log Center

Syslog Events per Second	1,000	1,000
Virtualization
VMware ESXi 6.5 and VAAI
Windows Server 2022
Citrix Ready
OpenStack
General Specifications
Supported Protocols	SMB1 (CIFS), SMB2, SMB3, NFSv3, NFSv4, NFSv4.1, NFS Kerberized sessions, iSCSI, HTTP, HTTPs, FTP, SNMP, LDAP, CalDAV	SMB1 (CIFS), SMB2, SMB3, NFSv3, NFSv4, NFSv4.1, NFS Kerberized sessions, iSCSI, HTTP, HTTPs, FTP, SNMP, LDAP, CalDAV
Supported Browsers	Chrome Firefox Edge Safari	Chrome Firefox Edge Safari
Supported Language	English, Deutsch, Français, Italiano, Español, Dansk, Norsk, Svenska, Nederlands, Русский, Polski, Magyar, Português do Brasil, Português Europeu, Türkçe, Český, ภาษาไทย, 日本語, 한국어, 繁體中文, 简体中文	English, Deutsch, Français, Italiano, Español, Dansk, Norsk, Svenska, Nederlands, Русский, Polski, Magyar, Português do Brasil, Português Europeu, Türkçe, Český, ภาษาไทย, 日本語, 한국어, 繁體中文, 简体中文
Notes	For an updated list of supported browser versions, check the DSM Technical Specifications.	For an updated list of supported browser versions, check the DSM Technical Specifications.
Add-on Packages view the complete package list
Central Management System

Synology Chat

Suggested Users	150	150
Notes	Measured with simulated users, each with an average record of 20,000 messages, emojis, or stickers. The required server response time is below ten seconds. Models with expandable memory are tested with their maximum supported memory.	Measured with simulated users, each with an average record of 20,000 messages, emojis, or stickers. The required server response time is below ten seconds. Models with expandable memory are tested with their maximum supported memory.
Download Station

Maximum Concurrent Download Tasks	80	80
SAN Manager

Maximum iSCSI Target Number	128	128
Maximum LUN	256	256
LUN Clone/Snapshot, Windows ODX
Synology MailPlus / MailPlus Server

Free Email Accounts	5 (Additional accounts require purchase of licenses)	5 (Additional accounts require purchase of licenses)
Suggested Users	5,000	5,000
Maximum Server Performance	1,484,000 emails per day, approx. 45GB	1,484,000 emails per day, approx. 45GB
Notes	Suggested users is derived from testing in an environment with 20% heavy users (each with 20,000 pre-populated emails and receiving 240 emails per day) and 80% light users (each receiving an average of 20 emails per day). Learn more Models with more than 4 bays were installed with two SSDs for SSD cache. Models with expandable memory are tested with their maximum supported memory. The performance of the mail system will slightly decrease in high-availability mode due to data synchronization between the two servers. Functions that were enabled in all of the tests above: anti-spam, anti-virus, DNSBL, greylist, content scan, full-text search (English only).	Suggested users is derived from testing in an environment with 20% heavy users (each with 20,000 pre-populated emails and receiving 240 emails per day) and 80% light users (each receiving an average of 20 emails per day). Learn more Models with more than 4 bays were installed with two SSDs for SSD cache. Models with expandable memory are tested with their maximum supported memory. The performance of the mail system will slightly decrease in high-availability mode due to data synchronization between the two servers. Functions that were enabled in all of the tests above: anti-spam, anti-virus, DNSBL, greylist, content scan, full-text search (English only).
Media Server

DLNA Compliance
Synology Photos

Facial Recognition
Object Recognition
Snapshot Replication

Maximum Snapshots per Shared Folder	1,024	1,024
Maximum of System Snapshots	65,536	65,536
Surveillance Station

Default Licenses	2 (Additional cameras require purchase of licenses)	2 (Additional cameras require purchase of licenses)
Suggested Maximum IP Cameras and Total FPS (H.264)	720p: 75 channels, 2250 FPS 1080p: 75 channels, 2100 FPS 3M: 75 channels, 1500 FPS 5M: 75 channels, 900 FPS 4K: 55 channels, 550 FPS	720p: 75 channels, 2250 FPS 1080p: 75 channels, 2100 FPS 3M: 75 channels, 1500 FPS 5M: 75 channels, 900 FPS 4K: 55 channels, 550 FPS
Suggested Maximum IP Cameras and Total FPS (H.265)	720p: 75 channels, 2250 FPS 1080p: 75 channels, 2250 FPS 3M: 75 channels, 2250 FPS 5M: 75 channels, 1500 FPS 4K: 75 channels, 900 FPS	720p: 75 channels, 2250 FPS 1080p: 75 channels, 2250 FPS 3M: 75 channels, 2250 FPS 5M: 75 channels, 1500 FPS 4K: 75 channels, 900 FPS
Notes	Surveillance Station 9.1.3 or above is required to support the maximum IP cameras and FPS figures listed. Performance figures are obtained from testing conducted with the device fully populated with drives, with their default memory configuration, and under a continuous recording setup. Actual system capabilities may vary based on configuration, drive performance, enabled features, and the presence of additional workloads. Use NVR Selector to quickly find a suitable model based on your requirements. The maximum number of camera stream outputs is 2 times the suggested maximum number of IP cameras.	Surveillance Station 9.1.3 or above is required to support the maximum IP cameras and FPS figures listed. Performance figures are obtained from testing conducted with the device fully populated with drives, with their default memory configuration, and under a continuous recording setup. Actual system capabilities may vary based on configuration, drive performance, enabled features, and the presence of additional workloads. Use NVR Selector to quickly find a suitable model based on your requirements. The maximum number of camera stream outputs is 2 times the suggested maximum number of IP cameras.
Synology Drive

Recommended Number of Concurrent Sync Clients	600 (the number of connections that can be maintained when the recommended number of hosted files was reached)	600 (the number of connections that can be maintained when the recommended number of hosted files was reached)
Recommended Number of Hosted Files	50,000,000 (applies to files indexed or hosted by Synology Drive. For file access through other standard protocols, refer to the File Services section above)	50,000,000 (applies to files indexed or hosted by Synology Drive. For file access through other standard protocols, refer to the File Services section above)
Notes	Exceeding the recommended numbers above will not block application operations, but may result in longer response time. Utilizing SSD cache can significantly improve performance. Models with expandable memory are tested with their maximum supported memory. Btrfs file system and non-encrypted shared folders were used during the aforementioned testing.	Exceeding the recommended numbers above will not block application operations, but may result in longer response time. Utilizing SSD cache can significantly improve performance. Models with expandable memory are tested with their maximum supported memory. Btrfs file system and non-encrypted shared folders were used during the aforementioned testing.
Synology Office

Suggested Users	12,500	12,500
Notes	Suggested users is derived from testing in an environment with 60% idle users (each logging in and viewing documents) and 40% active users (each executing random actions at intervals of 20 to 40 seconds) operating within documents, each document having 30 users. Learn more Models with expandable memory are tested with their maximum supported memory. Client performance may affect maximum simultaneous editing users. Client PCs used for testing: Intel Core i3-3220 / 8GB RAM	Suggested users is derived from testing in an environment with 60% idle users (each logging in and viewing documents) and 40% active users (each executing random actions at intervals of 20 to 40 seconds) operating within documents, each document having 30 users. Learn more Models with expandable memory are tested with their maximum supported memory. Client performance may affect maximum simultaneous editing users. Client PCs used for testing: Intel Core i3-3220 / 8GB RAM
Virtual Machine Manager

Recommended Virtual Machine Instances	8 (Learn more)	8 (Learn more)
Recommended Virtual DSM Number (Licenses required)	8 (including 1 Free License)	8 (including 1 Free License)
Notes	The specifications vary depending on system configuration and memory size.	The specifications vary depending on system configuration and memory size.
VPN Server

Maximum Connections	40	40

Hardware Specs

Hardware Specifications		RS2423RP+	RS2423+
CPU	CPU Model	AMD Ryzen V1780B	AMD Ryzen V1780B
	CPU Quantity	1	1
	CPU Core	4	4
	CPU Architecture	64-bit	64-bit
	CPU Frequency	3.35 (base) / 3.6 (turbo) GHz	3.35 (base) / 3.6 (turbo) GHz
	Hardware Encryption Engine
Memory	System Memory	8 GB DDR4 ECC UDIMM	8 GB DDR4 ECC UDIMM
	Memory Module Pre-installed	8 GB (8 GB x 1)	8 GB (8 GB x 1)
	Total Memory Slots	2	2
	Maximum Memory Capacity	32 GB (16 GB x 2)	32 GB (16 GB x 2)
	Notes	Synology reserves the right to replace memory modules with the same or higher frequency based on supplier's product life cycle status. Rest assured that the compatibility and stability have been strictly verified with the same benchmark to ensure identical performance. Please select Synology memory modules for optimum compatibility and reliability. Synology will not provide complete product warranty or technical support if non-Synology memory modules are used for memory expansion. For more information about the recommended memory configurations, please check the Hardware Installation Guide of your Synology product.
Storage	Drive Bays	12	12
	Maximum Drive Bays with Expansion Unit	24 (RX1223RP x 1)	24 (RX1223RP x 1)
	Compatible Drive Type* (See all supported drives)	3.5" SATA HDD 2.5" SATA SSD	3.5" SATA HDD 2.5" SATA SSD
	Hot Swappable Drive*
	Notes	Synology only guarantees full functionality, reliability, and performance for Synology drives listed on the compatibility list. The use of non-validated components may limit certain functionality and result in data loss and system instability. "Compatible drive type" indicates drives that have been tested to be compatible with Synology products. This term does not indicate the maximum connection speed of each drive bay.
External Ports	RJ-45 1GbE LAN Port	2	2
	RJ-45 10GbE LAN Port	1	1
	USB 3.2 Gen 1 Port*	2	2
	Expansion Port	1	1
	Expansion Port Type	Mini-SAS HD	Mini-SAS HD
	Notes	This device's 1GbE LAN ports have a maximum transmission unit (MTU) size of 1,500 bytes. The USB 3.0 standard was renamed to USB 3.2 Gen 1 by the USB Implementers Forum (USB-IF) in 2019.
PCIe	PCIe Expansion	1 x Gen3 x8 slot (x4 link)	1 x Gen3 x8 slot (x4 link)
Appearance	Form Factor (RU)	2U	2U
	Size (Height x Width x Depth)	88 mm x 482 mm x 578 mm	88 mm x 482 mm x 552 mm
	Weight	11.9 kg	11.5 kg
	Rack Installation Support*	4-post 19" rack (Synology Rail Kit - RKS-02)	4-post 19" rack (Synology Rail Kit - RKS-02)
	Notes	The rail kit is sold separately
Others	System Fan	60 mm x 60 mm x 3 pcs	60 mm x 60 mm x 3 pcs
	Fan Speed Mode	Full-Speed Mode Cool Mode Quiet Mode	Full-Speed Mode Cool Mode Quiet Mode
	Easy Replacement System Fan
	Power Recovery
	Noise Level*	56.2 dB(A)	52.3 dB(A)
	Scheduled Power On / Off
	Wake on LAN / WAN
	Power Supply Unit / Adapter	350 watts	500 watts
	Redundant Power Supply		-
	AC Input Power Voltage	100 V to 240 V AC	100 V to 240 V AC
	Power Frequency	50/60 Hz, Single Phase	50/60 Hz, Single Phase
	Power Consumption	114.86 watts (Access) 42.33 watts (HDD Hibernation)	119.95 watts (Access) 46.21 watts (HDD Hibernation)
	British Thermal Unit	392.18 BTU/hr (Access) 144.53 BTU/hr (HDD Hibernation)	409.56 BTU/hr (Access) 157.78 BTU/hr (HDD Hibernation)
	Notes	For more information on how power consumption is measured, refer to this article. Noise Level Testing Environment: A Synology NAS loaded with Synology 480GB SAT5200-480G solid-state drive(s) in idle state. Each G.R.A.S. type 40AE microphone is placed at a 1-meter distance from the front and rear of a Synology NAS. Background noise: 16.49-17.51 dB(A); Temperature: 24.25-25.75˚C; Humidity: 58.2-61.8%
Temperature	Operating Temperature	0°C to 35°C (32°F to 95°F)	0°C to 35°C (32°F to 95°F)
	Storage Temperature	-20°C to 60°C (-5°F to 140°F)	-20°C to 60°C (-5°F to 140°F)
	Relative Humidity	5% to 95% RH	5% to 95% RH
Certification		FCC CE BSMI VCCI RCM UKCA EAC CCC KC UL	FCC CE BSMI VCCI RCM UKCA EAC CCC KC UL
Warranty		3-year hardware warranty, extendable to 5 years with EW202 or Extended Warranty Plus	3-year hardware warranty, extendable to 5 years with EW202 or Extended Warranty Plus
Warranty	Notes	The warranty period starts from the purchase date as stated on your purchase receipt. (Learn more) Extended Warranty Plus is only available in Europe and North America. EW201/EW202 is only available in Asia, Africa, and Oceania. For exact availability information please visit their respective websites.
Environment		RoHS Compliant	RoHS Compliant
Packaging Content		Main Unit X 1 Accessory Pack X 1 AC Power Cord X 2 Quick Installation Guide X 1	Main Unit X 1 Accessory Pack X 1 AC Power Cord X 1 Quick Installation Guide X 1
Optional Accessories		DDR4 ECC UDIMM: D4EU01-8G/D4EU01-16G Expansion Units: RX1223RP Enterprise Series 3.5" SATA HDD: HAT5300 Series Plus Series 3.5" SATA HDD: HAT3300 Series Enterprise Series 2.5" SATA SSD: SAT5200 Series M.2 SSD & 10GbE Combo Adapter Card: E10M20-T1 M.2 SSD Adapter Card: M2D20 25GbE Network Interface Card: E25G30-F2 10GbE Network Interface Card: E10G21-F2/E10G30-T2/E10G18-T1 Rail Kit Sliding: RKS-02	DDR4 ECC UDIMM: D4EU01-8G/D4EU01-16G Expansion Units: RX1223RP Enterprise Series 3.5" SATA HDD: HAT5300 Series Plus Series 3.5" SATA HDD: HAT3300 Series Enterprise Series 2.5" SATA SSD: SAT5200 Series M.2 SSD & 10GbE Combo Adapter Card: E10M20-T1 M.2 SSD Adapter Card: M2D20 25GbE Network Interface Card: E25G30-F2 10GbE Network Interface Card: E10G21-F2/E10G30-T2/E10G18-T1 Rail Kit Sliding: RKS-02
Optional Accessories	Notes	Certain items may not be available in your location. Please contact your local distributors for more information. All memory modules will operate at the maximum frequency specified by the CPU manufacturer.