Western Digital WD_BLACK 4 TB

This is a 4000GB 3.5" HDD on the SATA interface. Sequential throughput reaches 550 MB/s reads and 520 MB/s writes, backed by 256MB of cache. SATA throughput caps near 550 MB/s — fine for game libraries and backups, slower for heavy scratch work. PlanMyPC's builder flags compatibility problems automatically and tracks the latest drive deals from multiple stores.

Warranty coverage follows Western Digital's standard policy — confirm regional terms on the listing. Every published spec is tabulated below, and compatibility against your current part list is checked automatically. Not sold on this particular drive? Browse the category listing to line it up against similarly priced alternatives.