FlashStation

SA6400

Name: Synology RackStation SA6400 12-Bay 2U Scalable NAS EPYC CPU 32GB RAM
Brand: SYNOLOGY
SKU: SA6400
Price: 17790 AUD
Availability: OutOfStock

Enterprise-grade flashstation storage solution

SA6400 is designed with built-in redundancies to keep mission-critical services running, even when disaster strikes.

Uncompromising performance

Throughput

2x 10GbE LAN ports

Scalability

Up to 108 drive bays with RX1223RP

CPU

12-core AMD EPYC 7272 @ 2.9 (base) / 3.2 (turbo) GHz

Memory

32 GB DDR4 ECC RDIMM, expandable to 1024 GB (64 GB x 16)

Scalability with great performance

The SA6400 can accommodate up to 1.9 PB with support for eight 12-bay RX1223RP expansion units. Direct connections from host to expansion units ensure optimal performance.

Advanced networking options

The SA6400 has the flexibility to accommodate different operating environments.

Synology has you covered

The SA6400 is backed by Synology's 5-year limited warranty,including technical support and hardware replacement services to maximize your return on investment and ensure continued high-quality performance.Learn more

Performance backed by Synology drives

Engineered to handle intensive 24/7 workloads, Synology drives consistently deliver top-grade performance.

Powered by Synology DiskStation Manager

Enterprise-grade software solutions included

Built-in fast connectivity

Two 10GbE RJ-45 ports provide rapid transfer speeds right out of the box.

Configurable networking options

Add up to 2 extra 10GbE SFP+/RJ-45, 25GbE SFP28, or Fibre Channel ports in varying configurations.

Failover and network balancing

Bond multiple network interfaces with Link Aggregation to enable automatic network failover and load balancing.

(SA6400)

Technical Specifications

Complete hardware and software specifications

CPU

CPU Model AMD EPYC 7272

CPU Quantity 1

CPU Cores 12

CPU Threads 24

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

Total Memory Slots 16

Maximum Memory Capacity 1024 GB (64 GB x 16)

Notes Synology may revise pre-installed memory module specifications in response to component lifecycle and supply conditions. All revised components undergo the same rigorous validation to ensure equivalent compatibility, stability, and 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 multi-module memory configurations, all modules must be identical and share the same model number. Check the Product Manual of your Synology product for recommended memory configurations.

Storage

Drive Bays 12

Maximum Drive Bays with Expansion Unit 108 (RX1223RP x 8)

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.

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

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)

Operating Humidity 8% to 80% RH

Storage Humidity 5% to 95% RH

Certification

Certification FCC CE BSMI VCCI RCM UKCA EAC CCC KC BIS UL

Warranty

Warranty 5 Years

Notes The warranty period starts from the purchase date as stated on your purchase receipt. (Learn more)

Environment

Environment RoHS Compliant

Packaging Content

Packaging Content Main Unit X 1 Accessory Pack X 1 AC Power Cord X 2 Quick Installation Guide X 1

Optional Accessories

Optional Accessories DDR4 ECC RDIMM: D4ER02-32G / D4ER01-64G Expansion Units: RX1223RP Enterprise Series 3.5" SATA HDD: HAT5300 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: E10G30-F2 / E10G30-T2 / E10G18-T1 Rail Kit Sliding: RKS-02

Notes For multi-module memory configurations, all modules must be identical and share the same model number. Check the Product Manual of your Synology product for recommended memory configurations.

Storage Management

Maximum Single Volume Size 1 PB (64 GB memory required, for RAID 6 groups only) 200 TB 108 TB

Maximum Internal Volume Number 256

SSD Read/Write Cache(Determining cache size) Yes

SSD TRIM Yes

RAID Group Yes

Supported RAID Type RAID F1 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

Volume Expansion with Larger HDDs RAID F1 RAID 1 RAID 5 RAID 6 RAID 10

Volume Expansion by Adding a HDD RAID F1 JBOD RAID 5 RAID 6

Global Hot Spare Supported RAID Type RAID F1 RAID 1 RAID 5 RAID 6 RAID 10

Notes Volumes over 108 TB require 32 GB of memory or more. Actual maximum storage pool and volume sizes depend on drive sizes used, the number of drive bays available, and the RAID configuration. 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. When Peta Volume is enabled, validated services and packages are required. Please refer to this article for more information on limitations.

File System

Internal Drives Btrfs ext4

External Drives Btrfs ext4 ext3 FAT32 NTFS HFS+ exFAT

File Services

File Protocol SMB AFP NFS FTP WebDAV Rsync

Maximum Number of SMB Connections (FSCT-Based) 10,000

Windows Access Control List (ACL) Integration Yes

NFS Kerberos Authentication Yes

Notes Connection value of this model is tested with Synology SATA SSD fully populated and up to four 10GbE network ports Models with expandable memory are tested with the maximum supported quantity installed. SMB performance was evaluated using Microsoft File Server Capacity Tool (FSCT) version 1.3, with the following configuration: Test workload: HomeFolder scenario provided by the FSCT tool Test duration: 600 seconds Domain controller & FSCT controller: Windows Server 2022 FSCT clients: 8 × Windows 10 machines SMB feature: Directory leasing enabled

Account & Shared Folder

Maximum Local User Accounts 15,360

Maximum Local Groups 512

Maximum Shared Folder 512

Maximum Shared Folder Sync Tasks 32

Hybrid Share

Hybrid Share Folder Number 30

Hyper Backup

Data & Folder Backup Yes

Entire System Backup Yes

Notes Full-system backup requires DSM 7.2 or later.

High Availability

Synology High Availability Yes

Log Center

Syslog Events per Second 3,000

Virtualization

VMware vSphere ESXi 8.0 U2, ESXi 8.0 U1, ESXi 8.0, ESXi 7.0 U3, ESXi 7.0 U2, ESXi 7.0 U1, ESXi 7.0, ESXi 6.7 U3, ESXi 6.7 U2, ESXi 6.7 U1, ESXi 6.7, ESXi 6.5 U3, ESXi 6.5 U2, ESXi 6.5 U1, ESXi 6.5

Microsoft Hyper-V Windows Server 2022

Citrix XenServer XenServer 8, Citrix Hypervisor 8.2 LTSR CU1

OpenStack Cinder

General Specifications

Supported Protocols SMB1 (CIFS), SMB2, SMB3, NFSv3, NFSv4, NFSv4.1, NFS Kerberized sessions, iSCSI, Fibre Channel, HTTP, HTTPs, FTP, SNMP, LDAP, CalDAV

Supported Browsers 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

Notes For an updated list of supported browser versions, check the DSM Technical Specifications .

Central Management System

Central Management System Yes

Synology AI Console

Third-Party AI Model Integration Yes

Maximum De-Identification Rate 10,100 words per second

Notes De-identification performance measurement: Filters for Credit Card Numbers, IBAN, Individual Taxpayer Identification Number, SSN, and Names applied to a 4,355-word English text. To enable de-identification, your device must have at least 8 GB of memory and Container Manager installed.

Synology Chat

Maximum Number of Users 1,500

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 the maximum supported quantity installed.

Download Station

Maximum Concurrent Download Tasks 80

SAN Manager

Maximum iSCSI Target Number 256

Maximum LUN 512

LUN Clone/Snapshot, Windows ODX Yes

Synology MailPlus / MailPlus Server

Free Email Accounts 5 (Additional accounts require purchase of licenses)

Maximum Number of Users 14,500

Notes The suggested maximum number of users is based on the following workload: 20% of users with a 20,000 item mailbox randomly performing actions and receiving 240 emails per day, and 80% of users receiving 20 emails per day. Learn more Models with SSD support are tested with a single SSD volume. Models with expandable memory are tested with the maximum supported quantity installed. Learn more about memory requirements . Operating in high-availability mode will incur additional overhead. Features enabled during evaluation: anti-spam, anti-virus, DNSBL, greylist, content scanning, and full-text search (English).

Media Server

DLNA Compliance Yes

Synology Photos

Facial Recognition Yes

Object Recognition Yes

Snapshot Replication

Maximum Snapshots per Shared Folder 1,024

Maximum Snapshots per LUN 256

Maximum Snapshots per System 65,536

Maximum Replication Tasks for Shared Folders 128

Maximum Replication Tasks for LUNs 64

Maximum Replication Tasks per System 128

Surveillance Station

Default Licenses 2 (Additional cameras require purchase of licenses)

Maximum IP Cameras and Total FPS (H.264) 1080p: 160 channels, 2800 FPS 3M: 160 channels, 1600 FPS 5M: 120 channels, 1200 FPS 4K: 80 channels, 800 FPS

Maximum IP Cameras and Total FPS (H.265) 1080p: 200 channels, 6000 FPS 3M: 160 channels, 2800 FPS 5M: 160 channels, 1600 FPS 4K: 120 channels, 1200 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 number of video channels that can be viewed simultaneously is double the maximum number of cameras for the same codec and resolution. Maximum supported frames per second can be increased by adding one expansion unit. For detailed figures, please refer to this article .

Synology Drive

Maximum Number of Users 24,800

Maximum Number of Hosted Files 100,000,000 (applies to files indexed or hosted by Synology Drive . For file access through other standard protocols, refer to the File Services section above)

Notes The suggested maximum number of users is based on the following workload: 20% of users randomly perform file operations (upload, download, move, and delete), and 80% of users are logged in but idle. Learn more Models with SSD support are tested with a single SSD volume. Models with expandable memory are tested with the maximum supported quantity installed. Exceeding the recommended numbers above will not block application operations, but may result in longer response time. Btrfs file system and non-encrypted shared folders were used during the aforementioned testing.

Synology Office

Maximum Number of Users 21,300

Notes The suggested maximum number of users is based on the following workload: 20% of users are executing random actions at an average of 30-second intervals, and 80% of users are logged in and viewing a file. Learn more Models with SSD support are tested with a single SSD volume. Models with expandable memory are tested with the maximum supported quantity installed. Client performance may affect maximum simultaneous editing users. Client PCs used for testing: Intel Core i3-3220 / 8GB RAM