Samsung just announced a new line of hard drives for notebook PCs, with a speed of 7 200 rpm, the Spin Point MP4. Hard drives, 2.5-inch format and SATA 3 Gbit / s would be 30% faster than conventional lines 5 400 rpm and Samsung offers several capabilities, including a record with this speed: 640 GB. Of course, technology marketing very names are present to reduce vibration, noise, etc.
In fact, the hard drives at 7 200 rpm can generally increase the reactivity of a computer without going to expensive and limited capacity DSS, even if they have the advantages of performance. No pricing announced.