"The WD Scorpio 320GB 2.5" HDD drive’s interface is SATA 3 Gb/s (Gigabits per second), has a capacity of 320GBs, a rotation speed of 5,400 RPMs, a 8MB buffer size, the Read Seek Time is 12ms, power consumption is 2.5W while being accessed and only 2W when idle, the noise level is 24dBA to 26dBA, and is certified for Windows Vista. The RE2-GP 1TB 3.5" HDD drive’s interface is SATA 3 Gb/s (Gigabits per second), has a capacity of 1000GBs or 1TB, a rotation speed of 7,200 RPMs, a 16MB buffer size, the Read Seek Time of 8.9ms, power consumption is 7.4W while being accessed and only 4W when idle, the noise level is 24dBA to 29dBA and is certified for Windows Vista. Watch the video to find out more and check out the bloopers at the end." ~3dGameMan.com