Rob i am with Slaymate and highly recommend you get the D-Link Gaming lounge router, i have one that is the wireless version and it has been the best router i have had for gaming and surfing the net and what have you.
This is the one i have it is the wireless one with 4 extra ports.
D-Link DGL-4300 IEEE 802.3/3u, IEEE 802.11b/g Wireless Gaming Router