Western Digital WD Blue SN5100 2TB

The Western Digital WD Blue SN5100 2TB is a solid-state drive in the M.2 2280 form factor, utilizing a PCIe 4.0 x4 interface and NVMe protocol. It features a SanDisk A101-000172-A1 controller and QLC NAND flash memory, with no DRAM cache. The drive offers sequential read speeds up to 7100 MB/s and sequential write speeds up to 6700 MB/s, along with random read and write performance of 1034850 IOPS and 755508 IOPS respectively. It has a total bytes written rating of 900 TB and comes with a 5-year warranty. Launched in March 2026 at an MSRP of $280, it is suitable for use in compatible desktop and laptop systems with an M.2 slot supporting PCIe 4.0.