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.
Black SN7100 SSD specifications
This Western Digital Black SN7100 SSD spec sheet covers rated SSD speed, DRAM-less design, TLC NAND type, controller. Values are shown only where they are recorded in the source data.
InterfacePCIe 4.0 x4
Form factorM.2
ControllerSanDisk Polaris 3
NANDTLC, 218L
CacheDRAM-less (HMB)
Max sequential7250 / 6900 MB/s
Capacities & rated speed
| Capacity | Read MB/s | Write MB/s |
|---|---|---|
| 500GB | 7250 | 6900 |
| 1TB | 7250 | 6900 |
| 2TB | 7250 | 6900 |
| 4TB | 7250 | 6900 |
Endurance (TBW/DWPD) for this drive is not recorded in our source data.