Western Digital Scorpio Blue 320 GB

This is a 320GB 2.5" HDD on the SATA interface. At roughly $0.25 per gigabyte it sits in the mid-range tier. Sequential throughput reaches 550 MB/s reads and 520 MB/s writes, backed by 8MB of cache. SATA throughput caps near 550 MB/s — fine for game libraries and backups, slower for heavy scratch work.

At $79.00 it sits in the mid-range drive bracket. PlanMyPC's builder flags compatibility problems automatically and tracks the latest drive deals from multiple stores. Western Digital backs the product through its standard warranty channels; check the listing for region-specific terms. Scroll down for the complete spec table; the builder's compatibility checker will warn you about any conflicts with components you have already picked.