Western Digital · 2020
Western Digital WD_BLACK SN850 1TB
The Western Digital WD_BLACK SN850 1TB is a high-performance NVMe M.2 SSD released in 2020, featuring PCIe 4.0 x4 interface and TLC NAND.
The Western Digital WD_BLACK SN850 1TB is an M.2 2280 NVMe solid-state drive released in November 2020. It uses a PCIe 4.0 x4 interface and a WD 20-82-10034-A1 controller with TLC NAND and DRAM cache. The drive offers sequential read speeds up to 7000 MB/s and sequential write speeds up to 5300 MB/s, with random read and write performance of 999121 IOPS and 709778 IOPS respectively. It has a total bytes written endurance of 600 TB and comes with a 5-year warranty. The launch MSRP was 300 USD.
Specifications
| Form factor unverified | M.2 2280 |
|---|---|
| Interface unverified | PCIe 4.0 x4 |
| Protocol | NVMe |
| Capacity unverified | 1024 GB |
| NAND type unverified | TLC |
| Controller unverified | WD 20-82-10034-A1 |
| DRAM cache unverified | Yes |
| Sequential read unverified | 7000 MB/s |
| Sequential write unverified | 5300 MB/s |
| Random read unverified | 999121 IOPS |
| Random write unverified | 709778 IOPS |
| Total bytes written unverified | 600 TB |
| Warranty | 5 years |
| Release date unverified | 2020-11 |
| Release year unverified | 2020 |
| Launch MSRP unverified | 300 USD |