X86-Secret : ES Zone
Xbox CPU (SL5SN)  (Week 42, Year 2001)   
7142A416 SL5SN - KC 733/128 - INTEL '01

This CPU is a spare replacement sample for the XBox. The main processor of the Microsoft game platform. Produced by Intel, it is based on a Pentium III Core featuring 128 Ko of L2 cache. Very similar to the Celeron, the Xbox CPU is clocked at 733 Mhz and come on the same BGA packaging than the Intel's Mobile CPU.