I have an AMD Athlon II X4 620 AM3 processor that has been using for about two weeks. I bought two of these but only intend to keep one. I have the original box and cooler. It is still in one of my computer towers being used.
Here are the specifications at newegg:
Newegg.com - AMD Athlon II X4 620 Propus 2.6GHz 4 x 512KB L2 Cache Socket AM3 95W Quad-Core Processor - Processors - Desktops