I was having trouble getting a large disk working on an older BIOS and decided to try an industrial IDE SSD instead. If you don't mind a smaller disk, these seem to work really well:
http://www.ebay.com/itm/251622295562?_trksid=p2060353.m2749.l2649&ssPageName=STRK%3AMEBIDX%3AIT--
Brian