Processor comparison
Intel Core i7-8086K vs Intel Core i7-6950X
Intel
Intel Core i7-8086K
Intel Socket 1151
4000 MHz
6 cores
Jun 2018
DESKTOP
VS
Intel
Intel Core i7-6950X
Intel Socket 2011-3
3000 MHz
10 cores
May 2016
DESKTOP
Summary
Synthetic performance index
- Intel Core i7-8086K110%
- Intel Core i7-6950X100%
Relative performance
Single thread performance index
- Intel Core i7-8086K138%
- Intel Core i7-6950X100%
Relative performance
Multi thread performance index
- Intel Core i7-8086K100%
- Intel Core i7-6950X121%
Relative performance
Reasons to consider the Intel Core i7-8086K
- Much higher single threaded performance (around 38% higher), makes a noticeable performance difference in gaming and the majority of applications.
- 45 watts lower power draw.
- This is a newer product, it might have better application compatibility/performance (check features chart below).
- Has an integrated GPU, which allows to run the system without a dedicated graphics card, unlike the Intel Core i7-6950X.
Reasons to consider the Intel Core i7-6950X
- Much higher multi threaded performance (around 21% higher). This allows for higher performance in professional applications like encoding or heavy multitasking.
Gaming
No clear winner declared
Productivity
HWSpot recommends the Intel Core i7-6950X
Based on productivity benchmarks, overall multithreaded performance and theoretical specifications.
Specifications
Features
| Intel Core i7-8086K | Intel Core i7-6950X |
|---|
| MMX | | |
| SSE | | |
| SSE2 | | |
| SSE3 | | |
| SSSE3 | | |
| SSE4.2 | | |
| AVX | | |
| AVX2 | | |
| EIST | | |
| Intel 64 | | |
| XD bit | | |
| VT-x | | |
| VT-d | | |
| HTT | | |
| AES-NI | | |
| TSX | | |
| TXT | | |
| CLMUL | | |
| FMA3 | | |
| F16C | | |
| BMI1 | | |
| BMI2 | | |
| Boost 2.0 | | |
Architecture
| Intel Core i7-8086K | Intel Core i7-6950X |
|---|
| Architecture | Intel_Coffelake | Intel_Broadwell |
| Market | Desktop | Desktop |
| Memory Support | DDR4 | DDR4 |
| Codename | Coffee Lake | Broadwell-E |
| Release Date | Jun 2018 | May 2016 |
Cores
| Intel Core i7-8086K | Intel Core i7-6950X |
|---|
| Cores | 6 | 10 |
| Threads | 12 | 20 |
| SMPs | 1 | 1 |
| Integrated Graphics | UHD Graphics 630 | No |
Cache
| Intel Core i7-8086K | Intel Core i7-6950X |
|---|
| L1 Cache | 64 KB (per core) | 32 KB (per core) |
| L2 Cache | 256 KB (per core) | 256 KB (per core) |
| L3 Cache | 12288 KB (shared) | 25600 KB (shared) |
Physical
| Intel Core i7-8086K | Intel Core i7-6950X |
|---|
| Socket | Intel Socket 1151 | Intel Socket 2011-3 |
| Max Case Temp | 72°C | 72°C |
| Package | FC-LGA14C | |
| Die Size | unknown | unknown |
| Process | 14 nm | 14 nm |
Performance
| Intel Core i7-8086K | Intel Core i7-6950X |
|---|
| Cpu Frequency | 4000 MHz | 3000 MHz |
| Turbo Clock | 5000 MHz | 3500 MHz |
| Base Clock | 100 MHz | 100 MHz |
| Voltage | unknown | unknown |
| TDP | 95 W | 140 W |
Raw performance index
Raw single-thread performance estimation
- Intel Core i7-8086K6000 points
- Intel Core i7-6950X3920 points
Points - higher is better
Raw multi-thread performance estimation
- Intel Core i7-8086K34560 points
- Intel Core i7-6950X40320 points
Points - higher is better
Synthetic benchmarks
Cinebench R15 CPU Single 64Bit
- Intel Core i7-8086K (simulated)214.89
- Intel Core i7-6950X155.5
points - higher is better
Cinebench R15 CPU Multi 64Bit
- Intel Core i7-8086K (simulated)1526.49
- Intel Core i7-6950X1859
points - higher is better