FlashStation FS6400

Description

HARDWARE
SOFTWARE
HARDWARE

Hardware Specifications

CPU

CPU Model Intel Xeon Silver 4110 x 2
  CPU Architecture 64-bit
  CPU Frequency 8-Core 2.1 (base) / 3.0 (turbo) GHz
  Hardware Encryption Engine (AES-NI)

Memory

System Memory 32 GB DDR4 ECC RDIMM
  Memory Module Pre-installed 32 GB (16 GB x 2)
  Total Memory Slots 16
  Memory Expandable up to 512 GB (32 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.

Storage

Drive Bays 24
  Maximum Drive Bays with Expansion Unit 48 (RX1217sas) / 72 (RX2417sas)
  Compatible Drive Type* (See all supported drives)
  • 2.5″ SAS HDD
  • 2.5″ SAS SSD
  • 2.5″ SATA SSD
  Maximum Internal Raw Capacity 184.32 TB (7.68 TB drive x 24) (Capacity may vary by RAID types)
  Maximum Raw Capacity with Expansion Units 552.96 TB (184.32 TB + 7.68 TB drive x 48) (Capacity may vary by RAID types)
  Maximum Single Volume Size*
  • 200 TB (for RAID 5 or RAID 6 groups only)
  • 108 TB
  Hot Swappable Drive
  Notes
  • “Compatible drive type” indicates the drives that have been tested to be compatible with Synology products. This term does not indicate the maximum connection speed of each drive bay.
  • The maximum raw capacity is not limited by the maximum single volume size. Synology NAS models may utilize capacities over the maximum single volume size as long as each volume created is below the limit. (Learn more)
  • Each internal volume (may consist of multiple drives) is expandable up to 200TB.

External Ports

RJ-45 1GbE LAN Port 2 (with Link Aggregation / Failover support)
  RJ-45 10GbE LAN Port 2 (with Link Aggregation / Failover support)
  USB 3.0 Port 2
  Expansion Port 1

PCIe

PCIe Expansion 2 x Gen3 x8 slots (x8 link)
  Add-In-Card Support PCIe Network Interface Card (Learn more)

File System

Internal Drives
  • Btrfs
  • EXT4
  External Drives
  • Btrfs
  • EXT4
  • EXT3
  • FAT
  • NTFS
  • HFS+
  • exFAT*
  Notes exFAT Access is purchased separately in Package Center.

Appearance

Form Factor (RU) 2U
  Size (Height x Width x Depth) 88 mm x 482 mm x 724 mm
  Weight 17.26 kg
  Rack Installation Support 4-post 19″ rack (Synology Rail Kit – RKS1317)
  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
  Power Recovery
  Noise Level* 53.7 dB(A)
  Scheduled Power On / Off
  Wake on LAN / WAN
  Power Supply Unit / Adapter 800 W
  Redundant Power Supply
  AC Input Power Voltage 100 V to 240 V AC
  Power Frequency 50/60 Hz, Single Phase
  Power Consumption* 288.49 W (Access)
145.8 W (HDD Hibernation)
  British Thermal Unit 984.37 BTU/hr (Access)
497.49 BTU/hr (HDD Hibernation)
  Notes
  • Power consumption is measured when it’s fully loaded with HGST 1.8TB HUC101818CS4204 hard drive(s).
  • Noise Level Testing Environment: Fully loaded with Toshiba 600GB AL14SEB060N hard drive(s) in the idle state. Two G.R.A.S. Type 40AE microphones, each set up 1 meter away from the Synology NAS at the front and rear. 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

  • EAC
  • VCCI
  • RCM
  • KC
  • FCC
  • CE
  • BSMI

Warranty

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

Environment

RoHS Compliant

Packaging Content

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

Optional Accessories

  • D4RD-2666-16G DDR4 ECC RDIMM*
  • D4RD-2666-32G DDR4 ECC RDIMM
  • Surveillance Device License Pack
  • Expansion Unit: RX1217sas X 2
  • Expansion Unit: RX2417sas X 2
  • Synology Ethernet Adapter E10G17-F2
  • Synology Ethernet Adapter E10G18-T1
  • Synology Ethernet Adapter E10G18-T2
  • Synology Rail Kit Sliding – RKS1317
  • VS360HD
  • VS960HD
  Notes It is required to use D4RD-2666-16G with identical memory modules of the same capacity and frequency. For more information, visit here.

SOFTWARE

DSM Specifications(Software Specs.)

 

Storage Management

  Maximum Internal Volume Number 256
  Maximum iSCSI Target Number 256
  Maximum iSCSI LUN 512
  iSCSI LUN Clone/Snapshot, Windows ODX
  SSD Read / Write Cache (White Paper)
  SSD TRIM
  RAID Group
  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

File Services

  File Protocol CIFS/AFP/NFS/FTP/WebDAV
  Maximum Concurrent CIFS/AFP/FTP Connections 8,000
  Maximum Concurrent CIFS/AFP/FTP Connections (with RAM expansion) 10,000
  Windows Access Control List (ACL) Integration
  NFS Kerberos Authentication

Account & Shared Folder

  Maximum Local User Accounts 16,000
  Maximum Local Groups 512
  Maximum Shared Folder 512
  Maximum Shared Folder Sync Tasks 32

High Availability

  Synology High Availability

Log Center

  Syslog Events per Second 3,000

Virtualization

  VMware vSphere 6 with VAAI
  Windows Server 2016
  Citrix Ready
  OpenStack

General Specifications

  Networking Protocols SMB1 (CIFS), SMB2, SMB3, NFSv3, NFSv4, NFSv4.1, NFS Kerberized sessions, iSCSI, HTTP, HTTPs, FTP, SNMP, LDAP, CalDAV
  Supported Browsers
  • Chrome
  • Firefox
  • Edge
  • Internet Explorer 10 onwards
  • Safari 10 onwards
  • Safari (iOS 10 onwards)
  • Chrome (Android 6.0 onwards)
  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

Add-on Packages view the complete package list

 

Antivirus by McAfee (Trial)

 

Central Management System

 

Synology Chat

  Maximum Users 6,000
  Notes
  • The number of concurrent HTTP connections for Synology Chat was configured to the maximum.
  • CPU and RAM usage were both under 80% when the number of maximum users was reached.
  • For tested models with expandable memory, the maximum amount of RAM was installed.

Document Viewer

 

exFAT Access (Optional)

 

Synology MailPlus / MailPlus Server

  Free Email Accounts 5 (Licenses required for additional accounts)
  Maximum Number of Concurrent Users 2,200
  Maximum Server Performance 5,721,000 emails per day, approx. 174GB
  Notes
  • The CPU and RAM usage were both under 80% when testing the maximum number of concurrent users.
  • For tested models with expandable memory, the maximum amount of RAM was installed.
  • 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).

Snapshot Replication

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

Surveillance Station

  Maximum IP cam (Licenses required) 128 (including 2 Free License) (See All Supported IP Cameras)
  Total FPS (H.264)* 3840 FPS @ 720p (1280×720)
3456 FPS @ 1080p (1920×1080)
1664 FPS @ 3M (2048×1536)
970 FPS @ 5M (2591×1944)
690 FPS @ 4K (3840×2160)
  Total FPS (H.265)* 3840 FPS @ 720p (1280×720)
3840 FPS @ 1080p (1920×1080)
3072 FPS @ 3M (2048×1536)
1792 FPS @ 5M (2591×1944)
1140 FPS @ 4K (3840×2160)
  Total FPS (MJPEG)* 1260 FPS @ 720p (1280×720)
770 FPS @ 1080p (1920×1080)
560 FPS @ 3M (2048×1536)
400 FPS @ 5M (2591×1944)
  Notes Surveillance Station throughput is tested with Axis network camera, using continuous recording with live view from Surveillance Station and motion detection by camera. Live view and recording are sharing the same stream from the camera.

Synology Drive

  Recommended Number of Hosted Files 5,000,000 (applies to files indexed or hosted by Synology Drive. For file access through other standard protocols, refer to the File Services section above)
  Recommended Number of Concurrent Sync Clients 2,000 (the number of connections that can be maintained when the recommended number of hosted files was reached)
  Notes
  • For tested models with expandable memory, the maximum amount of RAM was installed.
  • Exceeding the limits above may result in longer response time in file operations.
  • Btrfs file system and non-encrypted shared folders were used during the aforementioned testing.

Synology Office

  Maximum Users 3,400
  Notes
  • Multiple files were opened for testing and each file was edited by 30 users simultaneously.
  • CPU and RAM usage were both under 80% when the number of maximum users was reached.
  • For tested models with expandable memory, the maximum amount of RAM was installed.
  • 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 32 (Learn more)
  Recommended Virtual DSM Number (Licenses required) 32 (including 1 Free License)
  Notes
  • Virtual Machine Manager is not supported on hosts running Synology High Availability.
  • The specifications vary depending on system configuration and memory size.

VPN Server

 

  Maximum Connections 40

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