I am just looking to be able to play some of my games a little smoother, I don't expect to be able to max the setting out with my budget. System Specs Pentium 4 550 3.4Ghz HT 1GB Kingston DDR2-400 (4 Sticks, Tossing these either way) XFX Radeon HD 4550 1GB 64bit DDR2 (625mhz core,1270mhz mem) Option 1: Radeon HD 4670 1GB 128bit DDR3 (750mhz core,1600mhz mem) Wintec Ampo 2GB DDR2-800 Memory Total Price - $100 Shipped Option 2: Athlon X2 5600+ ASUS Motherboard G.Skill 1GB DDR2-800 Memory Total Price - $96 Shipped Which option would give me a larger performance increase in games?