Synology High Density HD6500

Scalable high-density storage server for multi-petabyte applications

All the space you will ever need

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.

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CPU

2 x 10-core Intel Xeon Silver

Throughput

Over 6,688/6,662MB/s sequential read/write1

Memory

64 GB DDR4 ECC, expandable to 512 GB

Scalability

Expand to 300 drives with four RX6022sas expansion units

Consistent performance at five times the size

The HD6500 is designed to scale up to 5 times in capacity with four additional RX6022sas expansion units. SAS multipath-enabled connectivity provides up to double the typical performance together and increased redundancy.

Built for high reliability

The HD6500 is built to keep mission-critical data and services accessible, so that businesses can continue to perform even when disaster strikes.

Out-of-band (OOB) management

Simplify troubleshooting by managing powered-down devices remotely and accessing critical logs through a dedicated interface.

Dual power supply

High-reliability expansion architecture

Redundant SAS links prevent single points of failure from affecting other expansion units, ensuring higher data and service availability.

Hardware Specifications

CPU	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)
Memory	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)
	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	60
	Maximum Drive Bays with Expansion Unit	300 (RX6022sas x 4)
	SAS multipathing
	Compatible Drive Type* (See all supported drives)	3.5" SAS 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. Two Synology 480 GB SATA SSDs are included in the accessory pack for use as system drives. To install 2.5" SATA SSDs, optional 2.5" drive trays (R5) must be purchased separately. Learn more
External Ports	RJ-45 1GbE LAN Port	2 (with Link Aggregation / Failover support)
	RJ-45 10GbE LAN Port	2 (with Link Aggregation / Failover support)
	Out-of-Band Management LAN Port	1
	Max. number of LAN ports	15
	USB 3.2 Gen 1 Port*	2
	Expansion Port	2
	Notes	The USB 3.0 standard was renamed to USB 3.2 Gen 1 by the USB Implementers Forum (USB-IF) in 2019. Besides the 5 built-in LAN ports, up to 10 additional LAN ports can be made available by installing compatible network interface cards (sold separately).
PCIe	PCIe Expansion	2 x Gen3 x16 slot (x16 link) 2 x Gen3 x8 slots (x8 link)
Appearance	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)
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*	60.8 dB(A)
	Scheduled Power On / Off
	Wake on LAN / WAN
	Power Supply Unit / Adapter	1600 W
	Redundant Power Supply
	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)
	Notes	Noise Level Testing Environment: Fully loaded with Synology HAS5300-8T 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% Power consumption is measured when it is fully loaded with Synology 8TB HAS5300-8T hard drive(s).
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 KC UL
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 Synology 480GB SATA SSD X 2 Rail Kit Sliding: RKS-03 X 1 Accessory Pack X 1 AC Power Cord X 2 Quick Installation Guide X 1
Optional Accessories	DDR4 ECC RDIMM: D4ER01-32G Expansion Units: RX6022sas Enterprise Series 3.5" SAS HDD: HAS5300 Series Enterprise Series 2.5" SATA SSD: SAT5200 Series 25GbE Network Interface Card: E25G30-F2 10GbE Network Interface Card: E10G21-F2/E10G30-T2
	Notes	To install 2.5" SATA SSDs, optional 2.5" drive trays (R5) must be purchased separately. Learn more