| Attribute |
Intel Core i7-7700K × |
Intel Core i7-6700K × |
| General Information | | |
| Brand | Intel | Intel |
| Series | Intel Core i7 | Intel Core i7 |
| Model | Intel Core i7-7700K | Intel Core i7-6700K |
| CPU Cores and Base Frequency | | |
| CPU Cores | 4 | 4 |
| Frequency (GHz) | 4.2 | 4 |
| CPU Threads | 8 | 8 |
| Core architecture | normal | normal |
| Hyperthreading | + | + |
| Overclocking | + | + |
| Turbo (1 Core) (GHz) | 4.5 | 4.2 |
| Turbo (4 Cores) (GHz) | 4.4 | 4 |
| Encryption | | |
| AES-NI | + | + |
| Hardware codec support | | |
| JPEG | Decode / Encode | Decode / Encode |
| h264 | Decode / Encode | Decode / Encode |
| h265 / HEVC (8 bit) | Decode / Encode | Decode / Encode |
| h265 / HEVC (10 bit) | Decode / Encode | Decode |
| VP8 | Decode / Encode | Decode / Encode |
| AV1 | No | No |
| VC-1 | Decode | Decode |
| VP9 | Decode / Encode | Decode |
| AVC | Decode / Encode | Decode / Encode |
| Internal Graphics | | |
| GPU name | Intel HD Graphics 630 | Intel HD Graphics 530 |
| GPU frequency (GHz) | 0.35 | 0.35 |
| GPU (Turbo) (GHz) | 1.15 | 1.15 |
| Generation | 9 | 9 |
| DirectX Version | 12 | 12 |
| Execution units | 24 | 24 |
| Shader | 192 | 192 |
| Max. GPU Memory (GB) | 64 | 64 |
| Max. displays | 3 | 3 |
| GPU Release date (year) | 2016 | 2015 |
| Memory And PCIe | | |
| Max. Memory (GB) | 64 | 64 |
| PCIe lanes | 16 | 16 |
| PCIe version | 3.0 | 3.0 |
| ECC | - | - |
| Memory channels | 2 | 2 |
| Technical details | | |
| Release date (year) | 2017 | 2015 |
| Technology (Nm) | 14 | 14 |
| Socket | LGA 1151 | LGA 1151 |
| Virtualization | | |
| L3-Cache (MB) | 8 | 8 |
| Architecture | Kaby Lake | Skylake |
| Instruction set (ISA) | x86-64 (64 bit) | x86-64 (64 bit) |
| Thermal Management | | |
| TDP (PL1) (W) | 91 | 91 |
| Benchmarks | | |
| iGPU - FP32 Performance (Single-precision GFLOPS) | 442 | 442 |
| Estimated results for PassMark CPU Mark | 12,089 | 11,108 |
| Geekbench 5, 64bit (Single-Core) | 1,229 | 1,151 |
| Geekbench 5, 64bit (Multi-Core) | 4,719 | 4,459 |
| Cinebench R15 (Single-Core) | 200 | 180 |
| Cinebench R15 (Multi-Core) | 995 | 888 |
| Cinebench R20 (Single-Core) | 466 | 421 |
| Cinebench R20 (Multi-Core) | 2,257 | 2,059 |
| Cinebench R11.5, 64bit (Single-Core) | 2.36 | 2.19 |
| Cinebench R11.5, 64bit (Multi-Core) | 10.94 | 9.92 |
| Geekbench 3, 64bit (Single-Core) | 5,130 | 4,757 |
| Geekbench 3, 64bit (Multi-Core) | 18,702 | 17,028 |
| Cinebench R11.5, 64bit (iGPU, OpenGL) | 42.6 | 41.4 |
| Blender 2.81 (bmw27) | 335.8 | 369.3 |
| Cinebench R23 (Single-Core) | 1,216 | 1,124 |
| Cinebench R23 (Multi-Core) | 6,055 | 5,640 |