Intel AT80574KL096N - 3.40Ghz 1600Mhz 12MB Cache LGA771 Intel Xeon X5492 Quad-Core CPU Processor - CPU Medics
INTEL XEON X5492 3.4GHz/12M/1600Mhz/CPU equal to LGA775 Core 2 Quad Q9650 Q9550 CPU ,works on LGA775 mainboard (no need adapter) - Price history & Review | AliExpress Seller - JSF CPU Technologies