Intel SL6VR Celeron 2.0GHz CPU (Old Type) 128KB / 400MHz / Northwood-128
478-pin FC-PGA2
Socket 478 was used for all Northwood Pentium 4 and Celeron processors. It supported the first Prescott Pentium 4 processors and all Willamette
Celerons, along with several of the Willamette-series Pentium 4s. Socket 478 also supported the newer Prescott-based Celeron D processors and early Pentium 4 Extreme Edition processors with 2 MB of L3
CPU cache
.