Intel Core i7-6700 3.4Ghz Quad Core Socket 1151 Skylake CPU OEM Bulk Pack Please note this CPU does Not Include a Heat Sink. Any Socket 1151, 1150, 1155, or 1156 CPU cooler will be compatible with the CPU Brand New SkyLake Series CPU Socket 1151 3.4Ghz Quad Core i7 with Turbo Boost to 4.0Ghz 65W TDP Full Intel Warranty