Seagate Constellation ES.2 3 TB

This is a 3000GB 3.5" HDD on the SAS 6.0 Gb/s interface. At roughly $0.03 per gigabyte it sits in the mid-range tier. Sequential throughput reaches 550 MB/s reads and 520 MB/s writes, backed by 64MB of cache. Its $76.31 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 Seagate, with terms that vary by region. Scroll down for the complete spec table; the builder's compatibility checker will warn you about any conflicts with components you have already picked. The category page surfaces comparable models near the same price, which makes shortlisting against this drive straightforward.