Seagate - ST9640322AS - HDD 640GB 5400RPM SATA 3Gb/s 2.5" ST9640322AS - Seagate - 640GB 5400RPM SATA 3Gb/s 2.5-inch Hard Drive $344.29 $291.77
Seagate - ST9640423ASG - HDD 640GB 5400RPM SATA 3Gb/s 2.5" ST9640423ASG - Seagate - 640GB 5400RPM SATA 3Gb/s 2.5-inch Hard Drive $160.43 $135.96
Seagate - ST9640424AS - HDD 640GB 5400RPM SATA 3Gb/s 2.5" ST9640424AS - Seagate - 640GB 5400RPM SATA 3Gb/s 2.5-inch Hard Drive $143.18 $121.34
Seagate - ST960422AS - HDD 640GB 5400RPM SATA 3Gb/s 2.5" ST960422AS - Seagate - 640GB 5400RPM SATA 3Gb/s 2.5-inch Hard Drive $117.68 $99.73
Seagate - 9RN134-030 - HDD 640GB 5400RPM SATA 3Gb/s 2.5" 9RN134-030 - Seagate - 640GB 5400RPM SATA 3Gb/s 2.5-inch Hard Drive $168.53 $142.82