Reliable and High-Performance HDD: Seagate Internal Hard Disk 4TB, 7200 RPM, 64MB Cache, SATA 3"
Amazon.co.jp: Western Digital RE WD4000FYYZ 4TB 7200 RPM MB Cache SATA 6.0 GB/S 3.5" Enterprise Internal Hard Drive – OEM w/3 Year Warranty [parallel import goods] [並行輸入品] : Computers