| Attribute |
Intel Core i7-6950X × | 
Intel Core i7-9700KF × |
| General Information | | |
| Brand | Intel | Intel |
| Series | Intel Core i7 Extreme Edition | Intel Core i7 |
| Model | Intel Core i7-6950X | Intel Core i7-9700KF |
| CPU Cores and Base Frequency | | |
| CPU Cores | 10 | 8 |
| Frequency (GHz) | 3 | 3.6 |
| CPU Threads | 20 | 8 |
| Core architecture | normal | normal |
| Hyperthreading | + | - |
| Overclocking | + | + |
| Turbo (1 Core) (GHz) | 3.5 | 4.9 |
| Turbo (8 Cores) (GHz) | - | 4.6 |
| Turbo (10 Cores) (GHz) | 3.5 | - |
| Encryption | | |
| AES-NI | + | + |
| Hardware codec support | | |
| JPEG | No | No |
| h264 | No | No |
| h265 / HEVC (8 bit) | No | No |
| h265 / HEVC (10 bit) | No | No |
| VP8 | No | No |
| AV1 | No | No |
| VC-1 | No | No |
| VP9 | No | No |
| AVC | No | No |
| Memory And PCIe | | |
| Memory type | DDR4-2400 | DDR4-2666 |
| Max. Memory (GB) | - | 128 |
| PCIe lanes | 40 | 16 |
| PCIe version | 3.0 | 3.0 |
| ECC | - | - |
| Memory channels | 4 | 2 |
| Technical details | | |
| Release date (year) | 2016 | 2018 |
| Technology (Nm) | 14 | 14 |
| Socket | LGA 2011-3 | LGA 1151-2 |
| Virtualization | | |
| L3-Cache (MB) | 25 | 12 |
| Architecture | Broadwell E | Coffee Lake Refresh |
| Instruction set (ISA) | x86-64 (64 bit) | x86-64 (64 bit) |
| Thermal Management | | |
| Temp junction max (°C) | - | 100 |
| TDP (PL1) (W) | 140 | 95 |
| Benchmarks | | |
| Estimated results for PassMark CPU Mark | 19,955 | 17,204 |
| Geekbench 5, 64bit (Single-Core) | 974 | 1,302 |
| Geekbench 5, 64bit (Multi-Core) | 8,993 | 7,421 |
| Cinebench R15 (Single-Core) | 152 | 214 |
| Cinebench R15 (Multi-Core) | 1,819 | 1,520 |
| Cinebench R11.5, 64bit (Single-Core) | 1.61 | 2.51 |
| Cinebench R11.5, 64bit (Multi-Core) | 19.08 | 16.8 |
| Geekbench 3, 64bit (Single-Core) | 3,387 | 5,472 |
| Geekbench 3, 64bit (Multi-Core) | 32,399 | 28,670 |
| Blender 2.81 (bmw27) | - | 288.4 |
| Cinebench R23 (Single-Core) | 1,091 | 1,246 |
| Cinebench R23 (Multi-Core) | 12,713 | 9,214 |