1TB Western Digital 3.5-Inch SATA III 7200 RPM 64MB Cache
These internal SATA drives can be installed into the aluminum Mac Pro. The Mac Pro has four (4) internal drive bays.Multiple drives can be combined into a RAID array in the Mac Pro using OSX's Disk Utility for large scale storage.
Specifications:
Caviar Black 3TB SATA III 7200rpm 64MB Buffer Internal Hard Drive
Western Digital Model Number: WD10EZEX
Performance:
Rotational Speed: 7200 RPM
Buffer Size: 64MB
Transfer Rate
Serial ATA (G/s): 6.0G/sec
Average Seek: < n/a
Average Latency: 4.2ms
Warranty: 2 Year Western Digital Factory Warranty