Western Digital
Western Digital WD_BLACK SN770 250GB
The Western Digital WD_BLACK SN770 250GB is a PCIe 4.0 x4 NVMe M.2 2280 solid-state drive with a capacity of 250 GB.
The Western Digital WD_BLACK SN770 250GB is a solid-state drive in the M.2 2280 form factor, using a PCIe 4.0 x4 interface and NVMe protocol. It features 250 GB of TLC NAND flash memory and a WD 20-82-10081-A1 controller. The drive does not include a DRAM cache. Sequential read speeds reach 4000 MB/s, while sequential writes are rated at 2000 MB/s. Total bytes written endurance is 200 TB, and the drive comes with a 5-year warranty. The WD_BLACK SN770 is designed for use in compatible motherboards or laptops with an M.2 slot supporting PCIe 4.0. It can be used as a primary boot drive or for game storage.
Specifications
| Form factor unverified | M.2 2280 |
|---|---|
| Interface unverified | PCIe 4.0 x4 |
| Protocol unverified | NVMe |
| Capacity unverified | 250 GB |
| NAND type unverified | TLC |
| Controller unverified | WD 20-82-10081-A1 |
| DRAM cache unverified | No |
| Sequential read unverified | 4000 MB/s |
| Sequential write unverified | 2000 MB/s |
| Total bytes written unverified | 200 TB |
| Warranty unverified | 5 years |