If you want more points, try out the SMP client. More of a pain to set up (partially since it is in beta still) and you can't set it as a service so you have the annoying button on the taskbar all the time, but it puts those cores through their paces quite well. My Opteron 165 @ 2.8GHz hits about 1100PPD with it, so your CPU should definitely be capable of some heavy hitting