Synology RackStation SA6400

Enhanced Performance with  Synology SA6400

The Synology SA6400 is a 12-bay rackmount storage server designed for scalability and performance. It offers high sustained throughput, the ability to scale up to 108 drive bays, and comprehensive high availability and data protection solutions in Synology DiskStation Manager (DSM). This makes the SA6400 ideal for large storage systems that require lightning-fast data transfer and reliable service availability.

Key Specifications:

  • CPU: AMD EPYC 7272 12-Core Processor
  • RAM: 32GB DDR4 ECC RDIMM Registered RAM
  • Drive Bays: 12 x 3.5″/2.5″ SATA Drive Bays   
  • Expansion: Up to 8 x RX1223RP expansion units (108 total drives)   
  • Networking: 2 x 10GbE, 4 x Gigabit Ethernet   
  • Storage Capacity: Up to 2.1PB raw
SKU SA6400 Categories , , Tag
Synology RackStation SA6400
Hardware Specifications
CPU
CPU Model AMD EPYC 7272
CPU Quantity 1
CPU Core 12
CPU Architecture 64-bit
CPU Frequency 2.9 (base) / 3.2 (turbo) GHz
Hardware Encryption Engine Yes
Memory
System Memory 32 GB DDR4 ECC RDIMM
Memory Module Pre-installed 32 GB (32 GB x 1)
Total Memory Slots 16
Maximum Memory Capacity 1024 GB (64 GB x 16)
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.
  • Installing memory modules with differing capacities is not recommended. Check the Hardware Installation Guide of your Synology product for recommended memory configurations.
Storage
Drive Bays 12
Maximum Drive Bays with Expansion Unit 108 (RX1223RP x 8)
Compatible Drive Type* (See all supported drives)
  • 3.5″ SATA HDD
  • 2.5″ SATA SSD
Hot Swappable Drive* Yes
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 4
RJ-45 10GbE LAN Port 2
Out-of-Band Management LAN Port 1
Max. Number of LAN Ports 15
USB 3.2 Gen 1 Port* 2
Expansion Port 8
Expansion Port Type Mini-SAS HD
Notes 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 2 x Gen3 x8 slots (x8 link)
Appearance
Form Factor (RU) 2U
Size (Height x Width x Depth) 88 mm x 482 mm x 724 mm
Weight 16.5 kg
Rack Installation Support* 4-post 19″ rack (Synology Rail Kit – RKS-02)
Notes The rail kit is sold separately
Others
System Fan 80 mm x 80 mm x 4 pcs
Fan Speed Mode
  • Full-Speed Mode
  • Cool Mode
  • Quiet Mode
Easy Replacement System Fan Yes
Power Recovery Yes
Noise Level* 55.5 dB(A)
Scheduled Power On / Off Yes
Wake on LAN / WAN Yes
Power Supply Unit / Adapter 550 watts
Redundant Power Supply Yes
AC Input Power Voltage 100V to 240V AC
Power Frequency 50/60 Hz, Single Phase
Power Consumption 180.5 watts (Access)
88.56 watts (HDD Hibernation)
British Thermal Unit 615.89 BTU/hr (Access)
302.18 BTU/hr (HDD Hibernation)
Notes
  • For more information on how power consumption is measured, refer to this article.
  • Noise testing was conducted with the Synology system fully installed with Synology SATA SSDs and in an idle state. Two G.R.A.S. type 40AE microphones were placed at a 1 m distance from the front and rear of the device. 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)
Storage Temperature -20°C to 60°C (-5°F to 140°F)
Relative Humidity 5% to 95% RH
Certification
  • FCC
  • CE
  • BSMI
  • VCCI
  • RCM
  • UKCA
  • EAC
  • CCC
  • KC
  • UL
Environment
RoHS Compliant
Synology RackStation SA6400
Packaging Content
  • Main Unit X 1
  • Accessory Pack X 1
  • AC Power Cord X 2
  • Quick Installation Guide X 1