Synology HD6500 60-Bay 4U Diskless Scalable NAS 2x Xeon 10-Core CPU 64GB Ram

SKU : HD6500
Brand : Synology
Availablity : on order
On Order items usually have to be ordered in and may take bit longer to get them delivered from our Seven Hills, NSW warehouse
CPU Model: Intel Xeon Silver 4210R, CPU Architecture: 64-bit, CPU Frequency: 10-core 2.4 (base) / 3.2 (turbo) GHz, System Memory: 64 GB DDR4 ECC RDIMM, Memory Module Pre-installed: 64 GB (32 GB x 2).
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Product Description

Manufacture # Synology | Model # HD6500


With 60 bays in a 4U rackmount enclosure and support for up to 300 drives after expansion, the Synology HD6500 is the ideal high-density storage solution for large-scale warm and cold storage applications such as full system backups, video post-production, and large surveillance deployments.



  • The HD6500 is designed to scale up to 5 times in capacity with four additional RX6022sas expansion units.
  • The HD6500 is built to keep mission-critical data and services accessible, so that businesses can continue to perform even when disaster strikes.
  • The HD6500 supports a large variety of networking interfaces, protocols, and configurations, whether you need fast sequential transfer, support for simultaneous connections, or high network redundancy.
  • Three Gigabit Ethernet and two 10GbE RJ-45 ports allow for rapid transfer speeds right out of the box.
  • Add extra 10GbE SFP+/RJ-45, 25GbE SFP28, or Fibre Channel ports in varying configurations by leveraging the four expansion slots.
  • Back up your backup solutions, bring all your files together in one place, or bring distributed surveillance deployments under central control.



  • CPU Model: Intel Xeon Silver 4210R
  • CPU Architecture: 64-bit
  • CPU Frequency: 10-core 2.4 (base) / 3.2 (turbo) GHz
  • System Memory: 64 GB DDR4 ECC RDIMM
  • Memory Module Pre-installed: 64 GB (32 GB x 2)
  • Total Memory Slots: 16
  • Maximum Memory Capacity: 512 GB (32 GB x 16)
  • Drive Bays: 60
  • Maximum Internal Volume Number: 256
  • SSD Read / Write Cache (White Paper): Yes
  • Maximum Concurrent SMB/AFP/FTP Connections: 6000
  • Maximum Local User Accounts: 16000
  • Maximum Local Groups: 512
  • Maximum Shared Folder: 512


Manufacturer Warranty: 05 Years Limited Warranty

Technical Specifications

Hardware Specs :-  
CPU Model Intel Xeon Silver 4210R
CPU Quantity 2
CPU Architecture 64-bit
CPU Frequency 10-core 2.4 (base) / 3.2 (turbo) GHz
Hardware Encryption Engine (AES-NI) Yes
System Memory 64 GB DDR4 ECC RDIMM
Memory Module Pre-installed 64 GB (32 GB x 2)
Total Memory Slots 16
Maximum Memory Capacity 512 GB (32 GB x 16)
Drive Bays 60
Maximum Drive Bays with Expansion Unit 300 (RX6022sas x 4)
SAS multipathing Yes
Compatible Drive Type* (See all supported drives) 3.5" SAS HDD
RJ-45 1GbE LAN Port 2 (with Link Aggregation / Failover support)
RJ-45 10GbE LAN Port 2 (with Link Aggregation / Failover support)
Management LAN Port 1
Max. number of LAN ports 15
USB 3.2 Gen 1 Port* 2
Expansion Port 2
PCIe Expansion 2 x Gen3 x16 slot (x16 link)
2 x Gen3 x8 slots (x8 link)
Internal Drives Btrfs
External Drives Btrfs, EXT4, EXT3, FAT, NTFS, HFS+, exFAT
Form Factor (RU) 4U
Size (Height x Width x Depth) 176 mm x 482 mm x 1020 mm
Weight 37.9 kg
Rack Installation Support* 4-post 19" rack (Synology Rail Kit - RKS-03)
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* 60.8 dB(A)
Scheduled Power On / Off Yes
Wake on LAN / WAN Yes
Power Supply Unit / Adapter 1600 W
Redundant Power Supply Yes
AC Input Power Voltage 200V to 240V AC
Power Frequency 50/60 Hz, Single Phase
Power Consumption 1025.2 W (Access)
418 W (HDD Hibernation)
British Thermal Unit 3495.93 BTU/hr (Access))
1425.38 BTU/hr (HDD Hibernation)
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
Software Specs :-  
Maximum Single Volume Size* 1 PB (for RAID 6 groups only)
200 TB
Maximum Internal Volume Number 256
SSD Read / Write Cache (White Paper) Yes
RAID Group Yes
Supported RAID Type 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 1, RAID 5, RAID 6, RAID 10
Volume Expansion by Adding a HDD JBOD, RAID 5, RAID 6
Global Hot Spare Supported RAID Type RAID 1, RAID 5, RAID 6, RAID 10
File Protocol SMB/AFP/NFS/FTP/WebDAV
Maximum Concurrent SMB/AFP/FTP Connections 6000
Maximum Concurrent SMB/AFP/FTP Connections (with RAM expansion) 6000
Windows Access Control List (ACL) Integration Yes
NFS Kerberos Authentication Yes
Maximum Local User Accounts 16000
Maximum Local Groups 512
Maximum Shared Folder 512
Maximum Shared Folder Sync Tasks 32
Maximum Hybrid Share Folders 30
Synology High Availability Yes
Syslog Events per Second 6000
Windows Server 2016 Yes
Windows Server 2019 Yes
Citrix Ready Yes
OpenStack Yes
Networking Protocols SMB1 (CIFS), SMB2, SMB3, NFSv3, NFSv4, NFSv4.1, NFS Kerberized sessions, iSCSI, Fibre Channel, HTTP, HTTPs, FTP, SNMP, LDAP, CalDAV
Supported Browsers Google Chrome, Firefox, Microsoft Edge, Safari
Supported Language English, Deutsch, Français, Italiano, Español, Dansk, Norsk, Svenska, Nederlands, yccknn, Polski, Magyar, Portugues do Brasil, Português Europeu, Turkce, Cesky
Maximum Number of Concurrent Users 500
Maximum iSCSI Target Number 256
Maximum LUN 512
LUN Clone/Snapshot, Windows ODX Yes
Maximum Number of Concurrent Users 800
Maximum Server Performance 2,895,678 emails per day, approx. 85 GB
Maximum Snapshots per Shared Folder 1024
Maximum of System Snapshots 65536
Total FPS (H.264) 4500 FPS @ 720p (1280x720), 2800 FPS @ 1080p (1920x1080), 1280 FPS @ 3M (2048x1536), 850 FPS @ 5M (2591x1944), 600 FPS @ 4K (3840x2160)
Total FPS (H.265) 4500 FPS @ 720p (1280x720), 4500 FPS @ 1080p (1920x1080), 2700 FPS @ 3M (2048x1536), 1500 FPS @ 5M (2591x1944), 1120 FPS @ 4K (3840x2160)
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)
Recommended 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)
Maximum Users 3400
Recommended Virtual Machine Instances 40 (Learn more)
Recommended Virtual DSM Number (Licenses required) 40 (including 1 Free License)
Maximum Connections 60

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