|What do you mean your CPU is "broken"? Describe what's happening.|
You have a crappy motherboard but it does support some AM2+ & AM3 processors. You MUST upgrade to the beta BIOS version F4F to be able to run one though. And to be able to upgrade the BIOS, you'll need a working AM2 CPU.
Here's the CPU support list, notice the required BIOS version in the right hand column:
You should also be running DDR2-800. Obviously DDR2-667 will work, but it's less than optimal.