Western Digital Black SN7100
C · Mid-range PCIe 4.0 x4 M.2 500GB, 1TB, 2TB, 4TB
The Western Digital Black SN7100 is a mid-range PCIe 4.0 x4 drive, DRAM-less (HMB), offered in 500GB, 1TB, 2TB, 4TB.
Specifications
InterfacePCIe 4.0 x4
Form factorM.2
ControllerSanDisk Polaris 3
NANDTLC · 218L
CacheDRAM-less (HMB)
Max sequential7250 / 6900 MB/s
Capacities & endurance
| Capacity | Read MB/s | Write MB/s | TBW | DWPD | Warranty |
|---|---|---|---|---|---|
| 500GB | 7250 | 6900 | — | — | — |
| 1TB | 7250 | 6900 | — | — | — |
| 2TB | 7250 | 6900 | — | — | — |
| 4TB | 7250 | 6900 | — | — | — |
Similar Mid-range drives
Ratings and tier are from the community SSD database (Gabriel Ferraz / borecraft). Independent testing and open reliability data are being layered in.