Intel Core i5-2400S Quad-Core Processor 2.5 GHz 6 MB Cache LGA 1155 - BX80623I52400S Quad-Core 2.5 GHz (Turbo 3.3 GHz); 6 MB Cache; 65 W TDP Dual-Channel DDR3-1066/1333 memory support; socket LGA 1155 Intel HD Graphics 2000