From xboxdevwiki
Jump to: navigation, search

The CPU in the Xbox was a custom Pentium III running at 733MHz. The 'custom' part of this was that the Pentium III in the Xbox only had a 128KB L2 cache instead of the usual 256KB. This allowed Microsoft to buy them at a bit of a discount and Intel to shift a few more CPUs[citation needed].


Articles from the Intel Technology Journal about the Pentium III architecture: