Western Digital 500 GB Caviar Blue SATA 3 Gb/s 7200 RPM 16 MB Cache Bulk/OEM Desktop Hard Drive – WD5000AAKS

Ultra-fast 500 GB SATA 3.5-inch hard drive with cool and quiet operation; ideal for Windows Vista machines7,200 RPM spin speed; 16 MB cache; 3 Gbs transfer rateIntelliSeek technology for lower power consumption, noise and vibration; Data Lifeguard for data