 "WD Blue Desktop 1TB SATA III 3.5" Hard Drive" 64MB Cache - WD10EZEX | CCL Computers" Drive 7200RPM
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                                Western Digital Blue 1TB (7200rpm) SATA 6Gb/s 64MB 3.5 inch Hard Drive (Internal).With SATA and PATA interfaces, and cache sizes ranging from 8 MB to 32 MB, WD Blue drives offer a full range of performance features. Pick the drive that suits your needs with the confidence in knowing that all WD Blue drives are built to the highest standards of quality and reliability.

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 "ST1000DM003 Seagate Barracuda 1TB SATA 6.0 Gbps Hard Drive"
 Model Manufacturer Seagate Manufacturer Part # ST1000DM003 Product Line Barracuda Performance Product Type Internal Hard Drive Form Factor 3.5-inch Capacity 1 TB Cache 64 MB Spindle Speed 7200 RPM Average Seek Time 8.5 ms Drive Interface Type SATA 6.0 Gbps Other Information Features Seagate AcuTrac Technology Seagate OptiCache Technology Seagate SmartAlign Technology