Western Digital WD3200AAJB IDE / ATA Hard Drive

Capacity: 320GB
Spindle Speed: 7,200RPM
Interface Type: IDE / ATA (3.5″)
Disk Size: 3.5″x1.0″ (LFF Hard Drive)
Sustained Throughput (MBps): 
Average Seek Time (read/write ms): 8.9
Electrical Interface Speed: EIDE / Ultra ATA/100 – 100MBps
On-Board Cache: 8MB

• General Features:
• 320 GB formatted capacity
• UDMA/100 data transfer rates
• 7200 RPM spindle speed
• 8 MB buffer
• E-IDE/ATAPI interface
• 4.20 ms average latency
• 8.9 ms read seek time
• 10.9 ms average write seek time
• 3.5-inch form factor