Thermal Design Power (TDP): 130W. CPU frequency: 3GHz. If you are unsure about compatibility issues. CPU architecture: Core. Number of cores: Four cores. Number of threads: four threads.
Intel Core 2 Extreme QX9650 LGA775 3GHz quad-core 4T 130W qx9650 CPU processor
Intel Core 2 Extreme QX9650 SLAN3 3GHz Quad-Core LGA775 CPU Processor
Intel Core 2 Extreme QX9650 quad-core 3GHz LGA775 CPU processor
Intel Core 2 Extreme QX9650 3 GHz Quad-Core 12M 1333 Processor SLAN3 Socket 775
Intel Core 2 Quad Q6700 SLACQ CPU Processor 1066 MHz 2.66 GHz LGA 775/Socket