Intel Copper Core Socket 478 Heat Sink and Fan up to 3.40GHz
This Intel C91249-002 heat sink and fan will keep your Socket 478 processor running at its optimal best! It features an aluminum heat sink with copper core and a 2.5-inch fan. Designed for use with all Intel Pentium 4 processors and Intel Celeron processors in the 478 pin package including 2.8E processors and 3.0 GHz up to 3.40 GHz!