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c i7-3770K specifications General information Type CPU / Microprocessor Market segment Desktop Family Model number ? i7-3770K CPU part numbers CM8063701211700 is an OEM/tray microprocessor CM8063701211701 is an OEM/tray microprocessor BX80637I73770K is a boxed processor with fan and heatsink (English version) BXC80637I73770K is a boxed processor with fan and heatsink (Chinese version) Frequency ? 3500 MHz Maximum turbo frequency 3900 MHz (1 or 2 cores) 3800 MHz (3 cores) 3700 MHz (4 cores) Low power frequency 1600 MHz Bus speed ? 5 GT/s Clock multiplier ? 35 Package 1155-land Flip-Chip Land Grid Array Weight 1oz / 27.1g (CPU) 13.1oz / 372.6g (box) S-spec numbers Part number ES/QS processors Production processors QC1X QC45 SR0PL BX80637I73770K + BXC80637I73770K + CM8063701211700 + + CM8063701211701 + Architecture / Microarchitecture Microarchitecture Ivy Bridge Processor c ? Ivy Bridge c stepping ? E1 (QC45, SR0PL) Manufacturing process 0.022 micron Data width 64 bit The number of CPU cores 4 The number of threads 8 Floating Point Unit Integrated Level 1 cache size ? 4 x 32 KB 8-way set associative instruction caches 4 x 32 KB 8-way set associative data caches Level 2 cache size ? 4 x 256 KB 8-way set associative caches Level 3 cache size 8 MB 16-way set associative shared cache Physical memory 32 GB Multiprocessing Uniprocessor Features MMX instructions SSE / Streaming SIMD Extensions SSE2 / Streaming SIMD Extensions 2 SSE3 / Streaming SIMD Extensions 3 SSSE3 / Supplemental Streaming SIMD Extensions 3 SSE4 / SSE4.1 + SSE4.2 / Streaming SIMD Extensions 4 ? AES / Advanced Encryption Standard instructions AVX / Advanced Vector