My E8400/Asus P45 rig is still humin' right along...@4.5GHz with 6GB of DDR2-1066, a 4850, and a Vertex 2 boot drive it's still a pretty quick rig. A lot of people would be amazed at what just an SSD upgrade can do for an older rig...maybe toss in some extra memory, install Win7 64bit and enjoy.