Intel Celeron E3400

The Intel Celeron E3400 offers 2 cores and 4 threads. It drops into the LGA775 socket with a 65W TDP — about 32.5W per core. Clocks span 2.6GHz base to 2.6GHz boost. Match the socket to your motherboard first; cooler TDP rating second.

PlanMyPC's builder flags compatibility problems automatically and tracks the latest processor deals from multiple stores. Intel 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. If this processor is not quite the right fit, the category page lists close alternatives at similar prices for a quick side-by-side comparison.