Micro Center offers the Western Digital 2TB 7,200 RPM SATA 6Gb/s 3.5" Internal Hard Drive, model no. WDBSLA0020HNC-N, for an in-cart price of $99.99. Opt for in-store pickup to avoid the $5.99 shipping charge. That's the lowest price we could find by $29. It features a 64MB cache and transfer rates up to 600MB/s.