2.5-inch SATA Hard Drives 320 GB, 3 Gb/s, 8 MB Cache, 5400 RPM
Western Digital WD3200BEVT, 320 GB, 5400 RPM, 8 MB, 2.5", Serial ATA II
Western Digital WD3200BEVT. Hard drive capacity: 320 GB, Hard drive rotational speed: 5400 RPM, Storage drive buffer size: 8 MB, Hard drive size: 2.5", Standard connectivity: Serial ATA II