Hitachi HGST Ultrastar C10K1800 1.2 TB

This is a 1200GB 3.5" 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 $0.07 per gigabyte it sits in the mid-range tier. Its $85.00 price tag places it squarely in mid-range territory.

PlanMyPC's builder flags compatibility problems automatically and tracks the latest drive deals from multiple stores. Support and warranty service run through Hitachi, with terms that vary by region. The full specification sheet below breaks out every listed detail, and the compatibility checker flags conflicts with parts already in your build. The category page surfaces comparable models near the same price, which makes shortlisting against this drive straightforward.