Hitachi Ultrastar C15K600 600 GB

A 600GB 2.5" HDD on the SAS 12.0 Gb/s interface. Sequential throughput reaches 550 MB/s reads and 520 MB/s writes, backed by 128MB of cache. At roughly $0.11 per gigabyte it sits in the mid-range tier. Expect to pay around $65.00, which lands it among mid-range options.

Use the PlanMyPC system builder to verify it works alongside your other components and to watch live retailer pricing. Hitachi backs the product through its standard warranty channels; check the listing for region-specific terms. The full specification sheet below breaks out every listed detail, and the compatibility checker flags conflicts with parts already in your build.