Agp card question!!!!!!!!!!!!!!?

im looking for a agp card online (like at new egg.ca). i am trying to keep it around 70 dollars canadian. im looking for a agp card which can play call of duty 4, wow, halo pc, oblivion, diablo and counter strike source. i have a 8x/4x agp slot. right now i have a 64 mb card. i have 1.5 gb ram, 120 gb hd, and im running windows xp home. if you can help me tahnks very much.