Western Digital · 2025
Western Digital WD_BLACK SN7100 1TB
The Western Digital WD_BLACK SN7100 1TB is an M.2 2280 NVMe SSD with PCIe 4.0 x4 interface, released in 2025.
The Western Digital WD_BLACK SN7100 1TB is a high-performance NVMe solid-state drive in the M.2 2280 form factor. It uses a PCIe 4.0 x4 interface and the NVMe protocol, with a Western Digital Polaris 3 controller and TLC NAND flash. The drive offers sequential read speeds up to 7250 MB/s and sequential write speeds up to 6900 MB/s, with random read and write performance of 991,694 IOPS and 746,186 IOPS respectively. It has a total bytes written rating of 600 TB and comes with a 5-year warranty. The SN7100 does not include a DRAM cache. It was released on May 26, 2025, with a launch MSRP of $190 USD.
Specifications
| Form factor unverified | M.2 2280 |
|---|---|
| Interface unverified | PCIe 4.0 x4 |
| Protocol unverified | NVMe |
| Capacity unverified | 1024 GB |
| NAND type unverified | TLC |
| Controller unverified | Western Digital Polaris 3 |
| DRAM cache unverified | No |
| Sequential read unverified | 7250 MB/s |
| Sequential write unverified | 6900 MB/s |
| Random read unverified | 991694 IOPS |
| Random write unverified | 746186 IOPS |
| Total bytes written unverified | 600 TB |
| Warranty unverified | 5 years |
| Release date unverified | 2025-05-26 |
| Release year unverified | 2025 |
| Launch MSRP unverified | 190 USD |