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Status: Legacy / discontinued
A 1U, 4-bay rackmount NAS from 2022 for small businesses, branch offices and edge storage. The AMD Ryzen V1500B and ECC memory up to 32 GB give it more muscle than most 4-bay boxes, and you can grow to 8 bays with one expansion unit. It starts with only 2 GB of RAM, so plan on an upgrade.
| Series | x22 Series |
|---|---|
| Bays | 4 |
| CPU | AMD Ryzen V1500B |
| Cores / Threads | 4 / 8 |
| RAM | 2 GB |
| CPU architecture | x86_64 |
| Support tier | full |
| Warranty (years) | 3 |
| Release year | 2022 |
| RAID levels | Basic, JBOD, RAID 0, RAID 1, RAID 5, RAID 6, RAID 10, SHR |
| RAM (max) | 32 GB |
| Memory slots | 4 |
| Memory generation | DDR4 |
| ECC memory | Supported |
| Memory module type | SODIMM |
| Replaceable memory | Replaceable |
| Network ports | 4x 1GbE |
| USB ports | 2x USB 3.2 |
| PCIe expansion | 1 |
| Drive bay types | 3.5" SATA HDD, 2.5" SATA HDD, 2.5" SATA SSD |
| Hot-swappable bays | Yes |
| CPU frequency (GHz) | 2.2 |
| Power draw, active (W) | 37.93 |
| Power draw, hibernation (W) | 13.43 |
| Power supply (W) | 150 |
| Dimensions H x W x D | 1.7 x 16.9 x 18 in (44 x 430.5 x 457.6 mm) |
| Largest certified configuration observed | 96 TB (4 x Synology HAT5320-24T, largest drive on the vendor HCL today; not a hardware limit) |
| Estimated cost to fill every bay with a certified 8 TB drive | about $1,320 new (Seagate ST8000VN004) / about $800 used (Synology HAT5310-8T) -- one observed eBay unit price incl. shipping x bays; quantity availability unverified |
| Estimated cost to fill every bay with a certified 16 TB drive | about $2,360 new (Seagate ST16000VE000) / about $2,796 refurbished (Seagate ST16000VN001) / about $1,540 used (Seagate ST16000VE000) -- one observed eBay unit price incl. shipping x bays; quantity availability unverified |
14 eBay listings checked Nov 8, 2026 · 11 new, 3 used
Documents
Compatible network and expansion cards
Check the required OS, firmware, slot, bracket, and installation notes before buying.
| Component | Specifications | Evidence | Requirements and notes | Buy |
|---|---|---|---|---|
| Intel Ethernet Converged Network Adapter X710-T4 | Connector: RJ45; Host interface: PCIe 3.0 x8; Ports: 4 x 10GbE; Product code: X710-T4 | Officially certified Checked 2026-10-17 | Firmware: 5.05. DSM version requirement: 6.2-23739 or later version. (Only applicable to models with DSM.) | Amazon eBay |
| Marvell FastLinQ QL41134HLRJ | Connector: RJ45; Host interface: PCIe 3.0 x8; Ports: 4 x 10GbE; Product code: QL41134HLRJ | Officially certified Checked 2026-10-17 | Firmware: 8.34.15. DSM version requirement: 6.2-24922 or later version. (Only applicable to models with DSM.) | Search Amazon eBay |
| Synology E10G30-F2 | Connector: SFP+; Host interface: PCIe 3.0 x8; Ports: 2 x 10GbE | Officially certified Checked 2026-10-17 | DSM version requirement: 7.1.1-42962 Update 5 or later version. (Only applicable to models with DSM.); DSM Enterprise version requirement: 1.0-101178 or later version. (Only applicable to models with DSM Enterprise.); Remote Direct Memory Access (RDMA): Available on PAS7700 only. Applies to NFS over RDMA and NVMe over RDMA. | Amazon eBay |
| Synology E10G30-T1 | Connector: RJ45; Host interface: PCIe 3.0 x4; Ports: 1 x 10GbE | Officially certified Checked 2026-10-17 | DSM version requirement: 7.1.1-42962 Update 5 or later version. (Only applicable to models with DSM.) | Amazon eBay |
| Synology E10G30-T2 | Connector: RJ45; Host interface: PCIe 3.0 x8; Ports: 2 x 10GbE | Officially certified Checked 2026-10-17 | APM version requirement: 1.0-71430 or later version. (Only applicable to models with APM.); DSM version requirement: 7.1.1-42962 Update 5 or later version. (Only applicable to models with DSM.); DSM Enterprise version requirement: 1.0-101178 or later version. (Only applicable to models with DSM Enterprise.); Remote Direct Memory Access (RDMA): Available on PAS7700 only. Applies to NFS over RDMA and NVMe over RDMA. | Amazon eBay |
| Synology E10M20-T1 | Connector: RJ45; Host interface: PCIe 3.0 x8; Ports: 1 x 10GbE | Officially certified Checked 2026-10-17 | DSM version requirement: 6.2.3-25426 or later version. (Only applicable to models with DSM.) | Amazon eBay |
| Synology E10M20-T1 | Connector: RJ45; Host interface: PCIe 3.0 x8; Ports: 1 x 10GbE; Storage interface: PCIe NVMe; Supported form factor: 2280 / 22110 | Officially certified Checked 2026-10-17 | DSM version requirement: 6.2.3-25426 or later version.; DSM version requirement for RS18017xs+, RS4017xs+, RS3618xs, RS3617xs+, RS3617RPxs, DS3617xs and DS3617xsII: 7.0.1 or later version. | Amazon eBay |
| Synology E25G30-F2 | Connector: SFP28; Host interface: PCIe 3.0 x8; Ports: 2 x 25GbE | Officially certified Checked 2026-10-17 | APM version requirement: 1.0-71430 or later version. (Only applicable to models with APM.); DSM version requirement: 7.1.1-42962 Update 5 or later version. (Only applicable to models with DSM.); DSM Enterprise version requirement: 1.0-101178 or later version. (Only applicable to models with DSM Enterprise.); Remote Direct Memory Access (RDMA): Available on PAS7700 only. Applies to NFS over RDMA and NVMe over RDMA.; For models with an AMD Ryzen V1000 CPU, DSM version 7.2.1-69057 or above is required. | Amazon eBay |
| Synology M2D18 | Host interface: PCIe 2.0 x8; Storage interface: PCIe NVMe / SATA; Supported form factor: 2280 / 2260 / 2242 | Officially certified Checked 2026-10-17 | DSM version requirement: 6.2-23739-2 onward (or 6.1-15284-2 onward with DSM 6.1).; RS1221RP+, RS1221+, RS822RP+, and RS822+ only support M.2 NVMe SSD with the M2D18 add-in card.; Operating system requirement for RS1221RP+, RS1221+, RS822RP+, and RS822+: DSM 7.2-64551 or later. | Amazon eBay |
| Synology M2D20 | Host interface: PCIe 3.0 x8; Storage interface: PCIe NVMe; Supported form factor: 2280 / 22110 | Officially certified Checked 2026-10-17 | DSM version requirement: 6.2.3-25426 or later version.; DSM version requirement for RS18017xs+, RS4017xs+, RS3618xs, RS3617xs+, RS3617RPxs, DS3617xs and DS3617xsII: 7.0.1 or later version. | Amazon eBay |
| Synology E10G18-T1 (EOL) | Connector: RJ45; Host interface: PCIe 3.0 x4; Ports: 1 x 10GbE | Officially certified Checked 2026-10-17 | DSM version requirement: 6.2-23739-2 onward (or 6.1-15284-2 onward with DSM 6.1). (Only applicable to models with DSM.) | Amazon eBay |
| Synology E10G18-T2 (EOL) | Connector: RJ45; Host interface: PCIe 3.0 x8; Ports: 2 x 10GbE | Officially certified Checked 2026-10-17 | DSM version requirement: 6.2.1-23824 or later version. (Only applicable to models with DSM.) | Amazon eBay |
| Synology E10G21-F2 (EOL) | Connector: SFP+; Host interface: PCIe 3.0 x8; Ports: 2 x 10GbE | Officially certified Checked 2026-10-17 | DSM version requirement: 6.2.3-25426 or later version. (Only applicable to models with DSM.) | Amazon eBay |
| Synology E25G21-F2 (EOL) | Connector: SFP28; Host interface: PCIe 3.0 x8; Ports: 2 x 25GbE | Officially certified Checked 2026-10-17 | DSM version requirement: 6.2.3-25426 or later version. (Only applicable to models with DSM.); For best performance, we recommend using memory in dual-channel configuration. For instructions, refer to Hardware Installation Guide. | Amazon |
Compatible Drives
94 drives certified on RS822+'s official manufacturer compatibility list, sourced directly from Synology's own published Hardware Compatibility List. Each model links to that drive's own compatibility page.
94certified models
3drive brands
24 TBlargest listed
81with verified extra specs
Certified drives by capacity
0.48 TB4
0.96 TB4
1 TB1
1.92 TB4
2 TB2
3 TB2
3.84 TB4
4 TB10
6 TB10
7 TB1
8 TB15
10 TB8
12 TB11
14 TB8
16 TB5
18 TB1
20 TB3
24 TB1
Show all 94 certified drives
94 shown
| Brand | Model | Capacity | Type | Verified drive details | Recently observed offers | Status | Firmware |
|---|---|---|---|---|---|---|---|
| Synology | HAT5320-24T details | 24.0 TB | 3.5" NAS HDD | 7200 RPM · 1024 MB cache · CMR · 550 TB/year workload · 2500000 h MTBF · 5-year warranty | New: $1,440.78 | Recommended | 1401 |
| Synology | HAT5310-20T details | 20.0 TB | 3.5" Enterprise HDD | 7200 RPM · 512 MB cache · CMR · 550 TB/year workload · 2500000 h MTBF · 5-year warranty | New: $899.95 · Used: $1,451.11 | Recommended | 1401 |
| Synology | HAT3320-20T details | 20.0 TB | 3.5" NAS HDD | 7200 RPM · 1024 MB cache · CMR · 180 TB/year workload · 1200000 h MTBF · 3-year warranty | New: $806.19 · Used: $780.00 | Recommended | 1401 |
| Synology | HAT5320-20T details | 20.0 TB | 3.5" NAS HDD | 7200 RPM · 1024 MB cache · CMR · 550 TB/year workload · 2500000 h MTBF · 5-year warranty | New: $1,407.45 | Recommended | 1402 |
| Synology | HAT5310-18T details | 18.0 TB | 3.5" Enterprise HDD | 7200 RPM · 512 MB cache · CMR · 550 TB/year workload · 2500000 h MTBF · 5-year warranty | No recent verified offer | Recommended | 1401 |
| Seagate | ST16000VN001 details | 16.0 TB | 3.5" NAS HDD | 7200 RPM · 256 MB cache · CMR · 180 TB/year workload · 1000000 h MTBF · 3-year warranty | New: $605.00 · Refurb: $699.00 | Recommended | SC60 |
| Synology | HAT5300-16T details | 16.0 TB | 3.5" Enterprise HDD | 7200 RPM · 512 MB cache · CMR · 550 TB/year workload · 2500000 h MTBF · 5-year warranty | New: $789.97 · Used: $399.00 | Recommended | 1402 |
| Synology | HAT5310-16T details | 16.0 TB | 3.5" Enterprise HDD | 7200 RPM · 512 MB cache · CMR · 550 TB/year workload · 2500000 h MTBF · 5-year warranty | New: $1,047.99 | Recommended | 1403 |
| Seagate | ST16000VE000 details | 16.0 TB | 3.5" Surveillance HDD | 7200 RPM · 256 MB cache · CMR · 550 TB/year workload · 2500000 h MTBF · 5-year warranty | New: $589.95 · Used: $385.00 | Recommended | EV02 |
| Synology | HAT3310-16T details | 16.0 TB | 3.5" NAS HDD | 7200 RPM · 512 MB cache · CMR · 180 TB/year workload · 1200000 h MTBF · 3-year warranty | New: $693.99 · Used: $505.00 | Recommended | 1402 |
| Toshiba | MN07ACA14T details | 14.0 TB | 3.5" NAS HDD | 7200 RPM · 256 MB cache · 180 TB/year workload · 1000000 h MTBF | No recent verified offer | Recommended | 0601 |
| Toshiba | HDWG21EEZSTA details | 14.0 TB | 3.5" NAS HDD | 3-year warranty | No recent verified offer | Recommended | 0601 |
| Toshiba | HDWG21EYZSTA details | 14.0 TB | 3.5" NAS HDD | - | No recent verified offer | Recommended | 0601 |
| Seagate | ST14000VE0008 details | 14.0 TB | 3.5" Surveillance HDD | 7200 RPM · 256 MB cache · CMR · 550 TB/year workload · 2000000 h MTBF · 5-year warranty | New: $434.84 | Recommended | EV02 |
| Toshiba | HDWG21EXZSTA details | 14.0 TB | 3.5" NAS HDD | - | No recent verified offer | Recommended | 0601 |
| Toshiba | HDWG21EUZSVA details | 14.0 TB | 3.5" NAS HDD | 7200 RPM · CMR · 180 TB/year workload | No recent verified offer | Recommended | 0601 |
| Seagate | ST14000VN0008 details | 14.0 TB | 3.5" NAS HDD | 7200 RPM · 256 MB cache · CMR · 180 TB/year workload · 1000000 h MTBF · 3-year warranty | New: $435.23 · Used: $349.99 | Recommended | SC60 |
| Toshiba | HDWG21EAZSTA details | 14.0 TB | 3.5" NAS HDD | - | No recent verified offer | Recommended | 0601 |
| Seagate | ST12000VN0008 details | 12.0 TB | 3.5" NAS HDD | 7200 RPM · 256 MB cache · CMR · 180 TB/year workload · 1000000 h MTBF · 3-year warranty | New: $413.88 · Used: $387.02 | Recommended | SC60 |
| Synology | HAT5300-12T details | 12.0 TB | 3.5" Enterprise HDD | 7200 RPM · 256 MB cache · CMR · 550 TB/year workload · 2500000 h MTBF · 5-year warranty | New: $589.99 · Used: $379.99 | Recommended | 1401 |
| Synology | HAT3300-12T details | 12.0 TB | 3.5" NAS HDD | 7200 RPM · 256 MB cache · CMR · 180 TB/year workload · 1000000 h MTBF · 3-year warranty | No recent verified offer | Recommended | PL01 |
| Toshiba | HDWG21CYZSTA details | 12.0 TB | 3.5" NAS HDD | - | No recent verified offer | Recommended | 0601 |
| Seagate | ST12000VE0008 details | 12.0 TB | 3.5" Surveillance HDD | 7200 RPM · 256 MB cache · CMR · 550 TB/year workload · 2000000 h MTBF · 5-year warranty | New: $458.16 | Recommended | EV02 |
| Toshiba | HDWG21CAZSTA details | 12.0 TB | 3.5" NAS HDD | - | No recent verified offer | Recommended | 0601 |
| Toshiba | HDWG21CEZSTA details | 12.0 TB | 3.5" NAS HDD | 3-year warranty | No recent verified offer | Recommended | 0601 |
| Toshiba | MN07ACA12T details | 12.0 TB | 3.5" NAS HDD | 7200 RPM · 256 MB cache · CMR · 180 TB/year workload · 1000000 h MTBF · 3-year warranty | Used: $1,082.45 | Recommended | 0601 |
| Synology | HAT3310-12T details | 12.0 TB | 3.5" NAS HDD | 7200 RPM · 512 MB cache · CMR · 180 TB/year workload · 1200000 h MTBF · 3-year warranty | New: $465.00 | Recommended | 1402 |
| Toshiba | HDWG21CXZSTA details | 12.0 TB | 3.5" NAS HDD | 7200 RPM · 256 MB cache · CMR · 180 TB/year workload · 1000000 h MTBF · 3-year warranty | No recent verified offer | Recommended | 0601 |
| Toshiba | HDWG21CUZSVA details | 12.0 TB | 3.5" NAS HDD | 7200 RPM · 256 MB cache · CMR · 180 TB/year workload | No recent verified offer | Recommended | 0601 |
| Toshiba | HDWG11AAZSTA details | 10.0 TB | 3.5" NAS HDD | - | No recent verified offer | Recommended | 0603 |
| Toshiba | HDWG11AEZSTA details | 10.0 TB | 3.5" NAS HDD | 3-year warranty | No recent verified offer | Recommended | 0603 |
| Seagate | ST10000VN000 details | 10.0 TB | 3.5" NAS HDD | 7200 RPM · 256 MB cache · CMR · 180 TB/year workload · 1000000 h MTBF · 3-year warranty | New: $497.83 | Recommended | SC60 |
| Seagate | ST10000VE0008 details | 10.0 TB | 3.5" Surveillance HDD | 7200 RPM · 256 MB cache · CMR · 550 TB/year workload · 2000000 h MTBF · 5-year warranty | New: $410.00 · Used: $249.99 | Recommended | EV02 |
| Toshiba | MN06ACA10T details | 10.0 TB | 3.5" NAS HDD | 7200 RPM · 256 MB cache · 180 TB/year workload · 1000000 h MTBF · 3-year warranty | No recent verified offer | Recommended | 0603 |
| Toshiba | HDWG11AUZSVA details | 10.0 TB | 3.5" NAS HDD | 7200 RPM · 256 MB cache · CMR · 180 TB/year workload · 1000000 h MTBF · 3-year warranty | Used: $326.00 | Recommended | 0603 |
| Toshiba | HDWG11AYZSTA details | 10.0 TB | 3.5" NAS HDD | - | No recent verified offer | Recommended | 0603 |
| Toshiba | HDWG11AXZSTA details | 10.0 TB | 3.5" NAS HDD | 7200 RPM · 256 MB cache · CMR · 180 TB/year workload · 1000000 h MTBF · 3-year warranty | No recent verified offer | Recommended | 0603 |
| Toshiba | HDWG480YZSTA details | 8.0 TB | 3.5" NAS HDD | - | No recent verified offer | Recommended | 0601 |
| Synology | HAT3320-8T details | 8.0 TB | 3.5" NAS HDD | 7200 RPM · 512 MB cache · CMR · 300 TB/year workload · 1200000 h MTBF · 3-year warranty | New: $644.82 | Recommended | 1401 |
| Seagate | ST8000VX004 details | 8.0 TB | 3.5" Surveillance HDD | 7200 RPM · 256 MB cache · CMR · 180 TB/year workload · 1000000 h MTBF · 3-year warranty | New: $349.87 | Recommended | AV01 |
| Toshiba | HDWG480AZSTA details | 8.0 TB | 3.5" NAS HDD | - | No recent verified offer | Recommended | 0601 |
| Synology | HAT3310-8T details | 8.0 TB | 3.5" NAS HDD | 7200 RPM · 256 MB cache · CMR · 180 TB/year workload · 1200000 h MTBF · 3-year warranty | New: $405.00 · Used: $295.00 | Recommended | 1403 |
| Synology | HAT5310-8T details | 8.0 TB | 3.5" Enterprise HDD | 7200 RPM · 256 MB cache · CMR · 550 TB/year workload · 2500000 h MTBF · 5-year warranty | New: $1,035.21 · Used: $199.99 | Recommended | 1402 |
| Synology | HAT5320-8T details | 8.0 TB | 3.5" NAS HDD | 7200 RPM · 512 MB cache · CMR · 550 TB/year workload · 2000000 h MTBF · 5-year warranty | New: $702.17 | Recommended | 1401 |
| Synology | HAT3300-8T details | 8.0 TB | 3.5" NAS HDD | 5400 RPM · 256 MB cache · CMR · 180 TB/year workload · 1000000 h MTBF · 3-year warranty | Used: $299.99 | Recommended | PL01 |
| Toshiba | HDWG480XZSTA details | 8.0 TB | 3.5" NAS HDD | 7200 RPM · 512 MB cache · CMR · 180 TB/year workload · 1200000 h MTBF · 3-year warranty | No recent verified offer | Recommended | 0601 |
| Seagate | ST8000VN002 details | 8.0 TB | 3.5" NAS HDD | 5400 RPM · 256 MB cache · CMR · 180 TB/year workload · 1000000 h MTBF · 3-year warranty | New: $390.64 | Recommended | SC60 |
| Seagate | ST8000VN004 details | 8.0 TB | 3.5" NAS HDD | 7200 RPM · 256 MB cache · CMR · 180 TB/year workload · 1000000 h MTBF · 3-year warranty | New: $329.99 | Recommended | SC60 |
| Toshiba | MN08ADA800 details | 8.0 TB | 3.5" NAS HDD | 256 MB cache · 1000000 h MTBF | No recent verified offer | Recommended | 0601 |
| Toshiba | HDWG480UZSVA details | 8.0 TB | 3.5" NAS HDD | 256 MB cache · CMR | No recent verified offer | Recommended | 0601 |
| Synology | HAT5300-8T details | 8.0 TB | 3.5" Enterprise HDD | 7200 RPM · 256 MB cache · CMR · 550 TB/year workload · 2500000 h MTBF · 5-year warranty | New: $1,009.00 · Used: $225.00 | Recommended | 1401 |
| Toshiba | HDWG480EZSTA details | 8.0 TB | 3.5" NAS HDD | 3-year warranty | No recent verified offer | Recommended | 0601 |
| Synology | SAT5210-7000G details | 7.0 TB | 2.5" Enterprise SSD | 1500000 h MTBF · 5-year warranty · 10000 TBW | New: $7,496.33 | Recommended | SCEMH5.0 |
| Toshiba | HDWG460AZSTA details | 6.0 TB | 3.5" NAS HDD | - | No recent verified offer | Recommended | 0601 |
| Toshiba | HDWG460EZSTA details | 6.0 TB | 3.5" NAS HDD | 7200 RPM · 256 MB cache · CMR · 180 TB/year workload · 1000000 h MTBF · 3-year warranty | No recent verified offer | Recommended | 0601 |
| Toshiba | HDWG460UZSVA details | 6.0 TB | 3.5" NAS HDD | 256 MB cache · CMR · 3-year warranty | No recent verified offer | Recommended | 0601 |
| Synology | HAT3300-6T details | 6.0 TB | 3.5" NAS HDD | 5400 RPM · 256 MB cache · CMR · 180 TB/year workload · 1000000 h MTBF · 3-year warranty | New: $326.49 · Used: $211.00 | Recommended | PL01 |
| Seagate | ST6000VN006 details | 6.0 TB | 3.5" NAS HDD | 5400 RPM · 256 MB cache · CMR · 180 TB/year workload · 1000000 h MTBF · 3-year warranty | New: $212.58 | Recommended | SC60 |
| Toshiba | MN08ADA600 details | 6.0 TB | 3.5" NAS HDD | 256 MB cache · 1000000 h MTBF | No recent verified offer | Recommended | 0601 |
| Seagate | ST6000VN001 details | 6.0 TB | 3.5" Enterprise HDD | 5400 RPM · 256 MB cache · CMR · 180 TB/year workload · 1000000 h MTBF · 3-year warranty | New: $218.61 | Recommended | SC60 |
| Toshiba | HDWG460YZSTA details | 6.0 TB | 3.5" NAS HDD | - | No recent verified offer | Recommended | 0601 |
| Seagate | ST6000VX001 details | 6.0 TB | 3.5" Surveillance HDD | 5900 RPM · 256 MB cache · CMR · 180 TB/year workload · 1000000 h MTBF · 3-year warranty | New: $249.99 · Refurb: $275.00 | Recommended | CV11 |
| Toshiba | HDWG460XZSTA details | 6.0 TB | 3.5" NAS HDD | 7200 RPM · 512 MB cache · CMR · 180 TB/year workload · 1200000 h MTBF · 3-year warranty | No recent verified offer | Recommended | 0601 |
| Toshiba | HDWG440YZSTA details | 4.0 TB | 3.5" NAS HDD | - | No recent verified offer | Recommended | 0601 |
| Synology | HAT3300-4T details | 4.0 TB | 3.5" NAS HDD | 5400 RPM · 256 MB cache · CMR · 180 TB/year workload · 1000000 h MTBF · 3-year warranty | New: $351.38 · Used: $175.00 | Recommended | PL01 |
| Synology | HAT5300-4T details | 4.0 TB | 3.5" Enterprise HDD | 7200 RPM · 256 MB cache · CMR · 550 TB/year workload · 2000000 h MTBF · 5-year warranty | No recent verified offer | Recommended | 1403 |
| Toshiba | HDWG440AZSTA details | 4.0 TB | 3.5" NAS HDD | - | No recent verified offer | Recommended | 0601 |
| Toshiba | HDWG440UZSVA details | 4.0 TB | 3.5" NAS HDD | 256 MB cache · CMR | No recent verified offer | Recommended | 0601 |
| Seagate | ST4000VN006 details | 4.0 TB | 3.5" NAS HDD | 5400 RPM · 64 MB cache · CMR · 180 TB/year workload · 1000000 h MTBF · 3-year warranty | New: $161.57 · Used: $159.99 | Recommended | SC60 |
| Toshiba | HDWG440EZSTA details | 4.0 TB | 3.5" NAS HDD | 3-year warranty | No recent verified offer | Recommended | 0601 |
| Toshiba | MN08ADA400E details | 4.0 TB | 3.5" NAS HDD | 256 MB cache · 1000000 h MTBF | No recent verified offer | Recommended | 0601 |
| Synology | HAT5320-4T details | 4.0 TB | 3.5" NAS HDD | 7200 RPM · 512 MB cache · CMR · 550 TB/year workload · 2000000 h MTBF · 5-year warranty | New: $577.10 | Recommended | 1401 |
| Toshiba | HDWG440XZSTA details | 4.0 TB | 3.5" NAS HDD | 7200 RPM · 256 MB cache · CMR · 180 TB/year workload · 1000000 h MTBF · 3-year warranty | No recent verified offer | Recommended | 0601 |
| Synology | SAT5220-3840G details | 3.84 TB | 2.5" Enterprise SSD | 1500000 h MTBF · 5-year warranty · 7000 TBW | No recent verified offer | Recommended | SCEMH5.0 |
| Synology | SAT5200-3840G details | 3.84 TB | 2.5" Enterprise SSD | 1500000 h MTBF · 5-year warranty · 9162 TBW | No recent verified offer | Recommended | SCEMJ2.1 |
| Synology | SAT5221-3840G details | 3.84 TB | 2.5" Enterprise SSD | 1500000 h MTBF · 5-year warranty · 7000 TBW | New: $2,642.47 | Recommended | SCEM16.3 |
| Synology | SAT5210-3840G details | 3.84 TB | 2.5" Enterprise SSD | 1500000 h MTBF · 5-year warranty · 8533 TBW | No recent verified offer | Recommended | SCEMH3.2 |
| Seagate | ST3000VX009 details | 3.0 TB | 3.5" Surveillance HDD | 5900 RPM · 256 MB cache · CMR · 180 TB/year workload · 1000000 h MTBF · 3-year warranty | New: $129.90 · Used: $69.99 | Recommended | CV11 |
| Seagate | ST3000VN006 details | 3.0 TB | 3.5" NAS HDD | 5400 RPM · 256 MB cache · CMR · 180 TB/year workload · 1000000 h MTBF · 3-year warranty | New: $288.30 | Recommended | SC60 |
| Seagate | ST2000VN003 details | 2.0 TB | 3.5" NAS HDD | 5400 RPM · 256 MB cache · CMR · 180 TB/year workload · 1000000 h MTBF · 3-year warranty | New: $280.64 · Used: $178.17 | Recommended | SC60 |
| Synology | HAT3300-2T details | 2.0 TB | 3.5" NAS HDD | 5400 RPM · 256 MB cache · CMR · 180 TB/year workload · 1000000 h MTBF · 3-year warranty | New: $677.05 · Used: $139.99 | Recommended | PL01 |
| Synology | SAT5210-1920G details | 1.92 TB | 2.5" Enterprise SSD | 1500000 h MTBF · 5-year warranty · 4800 TBW | No recent verified offer | Recommended | SCEMH3.2 |
| Synology | SAT5220-1920G details | 1.92 TB | 2.5" Enterprise SSD | 1500000 h MTBF · 5-year warranty · 3500 TBW | New: $799.99 | Recommended | SCEMH5.0 |
| Synology | SAT5221-1920G details | 1.92 TB | 2.5" Enterprise SSD | 1500000 h MTBF · 5-year warranty · 3500 TBW | New: $2,200.01 · Refurb: $2,272.83 | Recommended | SCEM16.3 |
| Synology | SAT5200-1920G details | 1.92 TB | 2.5" Enterprise SSD | 1500000 h MTBF · 5-year warranty · 4581 TBW | No recent verified offer | Recommended | SCEMJ2.1 |
| Seagate | ST1000VN008 details | 1.0 TB | 3.5" NAS HDD | 5400 RPM · 256 MB cache · CMR · 180 TB/year workload · 1000000 h MTBF · 3-year warranty | No recent verified offer | Recommended | SC60 |
| Synology | SAT5200-960G details | 0.96 TB | 2.5" Enterprise SSD | 2048 MB cache · 1500000 h MTBF · 5-year warranty · 2290 TBW | No recent verified offer | Recommended | SCEMJ2.1 |
| Synology | SAT5210-960G details | 0.96 TB | 2.5" Enterprise SSD | 1500000 h MTBF · 5-year warranty · 2194 TBW | New: $489.00 | Recommended | SCEMH3.2 |
| Synology | SAT5221-960G details | 0.96 TB | 2.5" Enterprise SSD | 1500000 h MTBF · 5-year warranty · 1700 TBW | New: $1,177.29 | Recommended | F3MN902 |
| Synology | SAT5220-960G details | 0.96 TB | 2.5" Enterprise SSD | 1500000 h MTBF · 5-year warranty · 1700 TBW | No recent verified offer | Recommended | SCEMH5.0 |
| Synology | SAT5220-480G details | 0.48 TB | 2.5" Enterprise SSD | 1500000 h MTBF · 5-year warranty · 900 TBW | No recent verified offer | Recommended | SCEMH5.0 |
| Synology | SAT5210-480G details | 0.48 TB | 2.5" Enterprise SSD | 1500000 h MTBF · 5-year warranty · 1097 TBW | No recent verified offer | Recommended | SCEMH3.2 |
| Synology | SAT5221-480G details | 0.48 TB | 2.5" Enterprise SSD | 1500000 h MTBF · 5-year warranty · 900 TBW | No recent verified offer | Recommended | F3MN902 |
| Synology | SAT5200-480G details | 0.48 TB | 2.5" Enterprise SSD | 1500000 h MTBF · 5-year warranty · 1145 TBW | No recent verified offer | Recommended | SCEMJ2.1 |
Extra drive details are published only from manufacturer-owned documents or explicit human review. Follow the model link for field-level sources.
Certified list last checked 2026-08-18.
Compatible Memory
5 memory modules listed by Synology as compatible with RS822+. Third-party modules may also work, but are not shown here unless Synology itself lists them as compatible.
5certified modules
4–16 GBcapacity range
| SKU | Capacity | DDR generation | ECC | Form factor | Rated speed | Warranty | Source and notes | Buy |
|---|---|---|---|---|---|---|---|---|
| D4ES01-16G | 16 GB | DDR4 | ECC | SODIMM | - | 5-year | Manufacturer source Checked 2026-09-16 | Amazon eBay |
| D4ES03-16G | 16 GB | DDR4 | ECC | SODIMM | - | 5-year | Manufacturer source Checked 2026-09-16 | Amazon eBay |
| D4ES02-8G | 8 GB | DDR4 | ECC | SODIMM | - | 5-year | Manufacturer source Checked 2026-09-16 | Amazon eBay |
| D4ES03-8G | 8 GB | DDR4 | ECC | SODIMM | - | 5-year | Manufacturer source Checked 2026-09-16 | Amazon eBay |
| D4ES02-4G | 4 GB | DDR4 | ECC | SODIMM | - | 5-year | Manufacturer source Checked 2026-09-16 | Amazon eBay |
Certified list last checked 2026-09-16. Coverage varies by model. Rated module speed is not a guarantee of NAS operating speed; follow the NAS maximum capacity and installation rules.
Looking for cameras compatible with Synology NAS units? See the full Synology camera compatibility database.