Seagate Constellation ES.3 4 TB

This is a 4000GB 3.5" HDD on the SAS 6.0 Gb/s interface. At roughly $0.04 per gigabyte it sits in the high-end tier. Sequential throughput tops out at 550 MB/s reads and 520 MB/s writes, backed by 128MB of cache. At $154.00 it sits in the high-end drive bracket.

PlanMyPC's builder flags compatibility problems automatically and tracks the latest drive deals from multiple stores. Seagate 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.