Hmm for $400 its going to be tough to get an intel setup. Let me try to find some deals tho.
CPU and Mobo: Newegg.com - Computer Parts, PC Components, Laptop Computers, LED LCD TV, Digital Cameras and more!
RAM: Newegg.com - G.SKILL 4GB (2 x 2GB) 240-Pin DDR3 SDRAM DDR3 1333 (PC3 10600) Dual...