The 500GB Scorpio Black 2.5' HDD from Western Digital maintains the performance lead ahead of many similar drives on the market with the same capacity. Being available on the market for about 55 Euros, it goes head to head with the Hitachi 7K500-500 model, outperforming it in some cases.
Slow computer got you down? Maybe a hardware upgrade should be in your cards, if so this guide to the Fundamentals of Upgrading a PC is an invaluable read. PCSTATS Tips