Hard drive :

Hard drive 500 GB Capacity : Internal hard drive for your Computer (uprage/change/build) the new hard drive with huge capacity storage data and file. By Western Digital WD Caviar SE16 WD5000AAKS : Interface Serial ATA-300, Rotational Speed: 7200 rpm, Access Time: 8.9 ms.WD Caviar SE16 native SATA hard drive features 16 MB cache for lightning-fast performance. This reliable drive is fast, but still delivers technologically advanced acoustics and cool operation.
Specs and features:
System Type PC Average Latency 4.2 ms Additional Features Data Lifeguard, Shock Guard, IntelliSeek, Preemptive Wear Leveling (PWL) Compliant Standards RoHS.
Hard drive Capacity 80 GB:
Interface ATA-100, Rotational Speed 7200 rpm, Access Time 8.9 ms,
Type of Drive Internal, Connectors 1 x storage - DMA/ATA-100 (Ultra) - 40 pin IDC, System Type PC, Heads 16, Cylinders 16383, Average Latency 4.2 ms, Sound Emission 38 dBA.
Additional Features Data Lifeguard, Shock Guard.