Processor
CORE(TM) i7 920

2.66 GHz core speed 8 processing threads with Intel® HT technology 8 MB of Intel® Smart Cache 3 Channels of DDR3 1066 MHz memory

Processor
CORE(TM) i7 940

i7-940 INTEL® SMART CACHE - 8 MB PROCESSOR CLOCK SPEED : 2.93 GHz QUICK PATH INTERCONNECT SPEED : 4.8 GT/s DDR3 SPEED 800/1066 MHz INTEGRATED MEMORY CONTROLLER : 3 channels, 2 DIMMs/Ch HYPER THREADING : 8 processing threads