AMD Phenom II X4 955

The AMD Phenom II X4 955 packs 4 cores and 8 threads. It drops into the AM3 socket with a 125W TDP — about 31.3W per core. Clocks run from 3.2GHz base to 3.2GHz boost. 6MB of L3 cache helps in cache-sensitive games and workloads.

Confirm motherboard socket compatibility before anything else, then size the cooler to the TDP. PlanMyPC's builder flags compatibility problems automatically and tracks the latest processor deals from multiple stores. AMD backs the product through its standard warranty channels; check the listing for region-specific terms. The full specification sheet below breaks out every listed detail, and the compatibility checker flags conflicts with parts already in your build.