Processor comparison
Intel Core i5-6600K vs Intel Core i7-6700K
Intel
Intel Core i5-6600K
Intel Socket 1151
3500 MHz
4 cores
Jul 2015
DESKTOP
VS
Intel
Intel Core i7-6700K
Intel Socket 1151
4000 MHz
4 cores
Aug 2015
DESKTOP
Summary
Synthetic performance index
- Intel Core i5-6600K100%
- Intel Core i7-6700K131%
Relative performance
Single thread performance index
- Intel Core i5-6600K100%
- Intel Core i7-6700K114%
Relative performance
Multi thread performance index
- Intel Core i5-6600K100%
- Intel Core i7-6700K142%
Relative performance
Reasons to consider the Intel Core i5-6600K
Reasons to consider the Intel Core i7-6700K
- 14% higher single threaded performance.
- Much higher multi threaded performance (around 42% higher). This allows for higher performance in professional applications like encoding or heavy multitasking.
- Around 31% higher average synthetic performance.
Gaming
HWSpot recommends the Intel Core i7-6700K
Based on game and synthetic benchmarks, and theoretical specifications.
Productivity
HWSpot recommends the Intel Core i7-6700K
Based on productivity benchmarks, overall multithreaded performance and theoretical specifications.
Specifications
Features
| Intel Core i5-6600K | Intel Core i7-6700K |
|---|
| MMX | | |
| SSE | | |
| SSE2 | | |
| SSE3 | | |
| SSSE3 | | |
| SSE4.2 | | |
| AVX | | |
| AVX2 | | |
| EIST | | |
| Intel 64 | | |
| XD bit | | |
| VT-x | | |
| AES-NI | | |
| CLMUL | | |
| FMA3 | | |
| F16C | | |
| BMI1 | | |
| BMI2 | | |
| Boost 2.0 | | |
| VT-d | | |
| HTT | | |
| TSX | | |
| TXT | | |
Architecture
| Intel Core i5-6600K | Intel Core i7-6700K |
|---|
| Architecture | Intel_Skylake | Intel_Skylake |
| Market | Desktop | Desktop |
| Memory Support | DDR4 | DDR4 |
| Codename | Skylake | Skylake |
| Release Date | Jul 2015 | Aug 2015 |
Cores
| Intel Core i5-6600K | Intel Core i7-6700K |
|---|
| Cores | 4 | 4 |
| Threads | 4 | 8 |
| SMPs | 1 | 1 |
| Integrated Graphics | HD Graphics 530 | HD Graphics 530 |
Cache
| Intel Core i5-6600K | Intel Core i7-6700K |
|---|
| L1 Cache | 64 KB (per core) | 64 KB (per core) |
| L2 Cache | 256 KB (per core) | 256 KB (per core) |
| L3 Cache | 6144 KB (shared) | 8192 KB (shared) |
Physical
| Intel Core i5-6600K | Intel Core i7-6700K |
|---|
| Socket | Intel Socket 1151 | Intel Socket 1151 |
| Max Case Temp | 72°C | 72°C |
| Package | FC-LGA12C | |
| Die Size | unknown | unknown |
| Process | 14 nm | 14 nm |
Performance
| Intel Core i5-6600K | Intel Core i7-6700K |
|---|
| Cpu Frequency | 3500 MHz | 4000 MHz |
| Turbo Clock | 3900 MHz | 4200 MHz |
| Base Clock | 100 MHz | 100 MHz |
| Voltage | unknown | unknown |
| TDP | 95 W | 95 W |
Raw performance index
Raw single-thread performance estimation
- Intel Core i5-6600K4485 points
- Intel Core i7-6700K4830 points
Points - higher is better
Raw multi-thread performance estimation
- Intel Core i5-6600K16100 points
- Intel Core i7-6700K22264 points
Points - higher is better
Synthetic benchmarks
GeekBench 3 (32-bit Multi Core)
- Intel Core i5-6600K13321
- Intel Core i7-6700K17181
points - higher is better
GeekBench 3 (64-bit Single Core)
- Intel Core i5-6600K4677
- Intel Core i7-6700K4980
points - higher is better
GeekBench 3 (64-bit Multi Core)
- Intel Core i5-6600K15019
- Intel Core i7-6700K19391
points - higher is better
GeekBench 3 (32-bit Single Core)
- Intel Core i5-6600K4217
- Intel Core i7-6700K4422
points - higher is better
Rendering: POV-Ray 3.7
- Intel Core i5-6600K1497
- Intel Core i7-6700K1899
points per second - higher is better
7-zip
- Intel Core i5-6600K15519
- Intel Core i7-6700K24909
MIPS - higher is better
3D Particle Movement (Single Threaded)
- Intel Core i5-6600K124.08
- Intel Core i7-6700K135.12
points - higher is better
3D Particle Movement (Multi Threaded)
- Intel Core i5-6600K387.48
- Intel Core i7-6700K796.61
points - higher is better
3DMark06 CPU
- Intel Core i5-6600K7413
- Intel Core i7-6700K9037
points - higher is better
Cinebench R10 32Bit Single
- Intel Core i5-6600K6188
- Intel Core i7-6700K6487
points - higher is better
Cinebench R10 32Bit Multi
- Intel Core i5-6600K21324
- Intel Core i7-6700K25817
points - higher is better
Cinebench R11.5 CPU Single 64Bit
- Intel Core i5-6600K1.88
- Intel Core i7-6700K1.97
points - higher is better
Cinebench R11.5 64Bit
- Intel Core i5-6600K6.93
- Intel Core i7-6700K9.65
points - higher is better
Cinebench R15 CPU Single 64Bit
- Intel Core i5-6600K166
- Intel Core i7-6700K177.5
points - higher is better
Cinebench R15 CPU Multi 64Bit
- Intel Core i5-6600K602
- Intel Core i7-6700K880
points - higher is better
SuperPI 1M
- Intel Core i5-6600K9.5
- Intel Core i7-6700K9
seconds - lower is better
WinRAR 4.0
- Intel Core i5-6600K3643
- Intel Core i7-6700K5877
MB/s - higher is better
x264 Pass 1
- Intel Core i5-6600K196.3
- Intel Core i7-6700K204.75
FPS - higher is better
x264 Pass 2
- Intel Core i5-6600K40.1
- Intel Core i7-6700K54.58
FPS - higher is better
TrueCrypt AES
- Intel Core i5-6600K3.2
- Intel Core i7-6700K4.35
GB/s
TrueCrypt Twofish
- Intel Core i5-6600K0.52
- Intel Core i7-6700K0.73
GB/s
TrueCrypt Serpent
- Intel Core i5-6600K0.31
- Intel Core i7-6700K0.45
GB/s
Sunspider 1.0
- Intel Core i5-6600K64.4
- Intel Core i7-6700K119.45
score - higher is better