"The Western Digital Caviar Black 1TB Hard Drive's interface is SATA 3 Gb/s (Gigabits per second), has a capacity of 1000GBs or 1TB, average latency of 4.2ms, a rotation speed of 7,200 RPMs, a 32MB buffer size, power consumption is 8.4W while being accessed and 7W when idle, the noise level is 24dBA to 33dBA and comes with a 5 year warranty. This is one of the very best large capacity hard drives on the market. Watch the video to find out more." ~3dGameMan.com