Vintage Intel Pentium 4 2.8GHz Prescott, Socket 478, 1MB Cache, FSB 800MHz, SL79K
Vintage Computing 
Retro Gaming

The Intel Pentium 4 2.8GHz Prescott (SL79K) is a classic, vintage single-core desktop processor built on the 130nm microarchitecture. Designed for Socket 478 motherboards, it features a 1MB L2 cache and an 800MHz Front Side Bus (FSB), while offering Hyper-Threading Technology for light multitasking.

Core Specifications
  • Processor Number: SL79K
  • Clock Speed: 2.80 GHz
  • Socket Type: Socket 478 (mPGA478)
  • Bus Speed: 800 MHz FSB
  • Cache Size: 1 MB L2 Cache
  • Core Architecture: Prescott (Northwood-derived)
  • Thermal Design Power (TDP): 89W – 95W
Processor is untested.