Seagate Enterprise Performance 600 GB (ST600MP0005)

This is a 600GB 2.5" HDD on the SAS 12.0 Gb/s interface. At roughly $0.29 per gigabyte it sits in the high-end tier. Sequential throughput reaches 550 MB/s reads and 520 MB/s writes, backed by 128MB of cache. Its $173.28 price tag places it squarely in high-end territory.

PlanMyPC's builder flags compatibility problems automatically and adds the part's price to your build total. Seagate 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.