SanDisk X400 128 GB

A 128GB M.2 2280 SSD on the SATA interface. Sequential throughput tops out at 550 MB/s reads and 520 MB/s writes. SATA throughput caps near 550 MB/s — fine for game libraries and backups, slower for heavy scratch work. Drop it into the PlanMyPC builder to check compatibility with the rest of your parts and compare current drive prices across retailers.

SanDisk backs the product through its standard warranty channels; check the listing for region-specific terms. Every published spec is tabulated below, and compatibility against your current part list is checked automatically. If this drive is not quite the right fit, the category page lists close alternatives at similar prices for a quick side-by-side comparison.