I concur with WD, and definitely 16mb cache if you can afford it, and the above drive is currently on offer as you appear to get mail in rebates etc over there.
http://www.newegg.com/Product/Produc...82E16822136010
Or a 320gig if you want a bigger drive
http://www.newegg.com/Product/Produc...82E16822136003