http://www.smallnetbuilder.com/index...6843&Itemid=51
I've got the Dlink DGL-4300 which does pretty well in the router roundup at smallnetbuilder:
http://www.smallnetbuilder.com/index...per&Itemid=156
It's never locked up once, despite being thrashed with BT, ed2k and binaries all at once. Smashing bit of kit IMO.