Western Digital Caviar Green 1TB Hard Drive
The Western Digital Caviar Green 1TB Hard Drive is a 3.0Gb/s SATA drive that runs at 5400 RPM with a 16 MB cache. It has an average seek time of 8.9 ms and an average latency of 5.6 ms.
The Western Digital Caviar Black 1TB Internal SATA Hard Drive features: Serial ATA 7-pin (F) connector, Up to 7200rpm performance, Spindle speed is 7200rpm / Buffer size is 32MB cache, Warranty: 5 Years.
The Western Digital WD1001FALS Caviar 1 TB Hard Drive features Sustained Transfer Rate: 145 MBytes/sec, Host Transfer Rate: 3 Gbps, Cache Size: 32 MB, and Rotational Speed: 7200 RPM