Intel Core i5-8600K vs Intel Core i7-6700K
34.5Single-core30.7
30Multi-core27
29.1Gaming25.6
11 spec wins — Intel Core i5-8600K3 spec wins — Intel Core i7-6700K
InnoReviews verdict
Intel Core i5-8600K wins this desktop processor face-off, 31.1 to 27.8, pulling ahead mainly in Single-core (+4) and gaming (+4). Intel Core i7-6700K still makes sense if its price or standout specs fit your needs better.
Which would you pick?
Key differences
Reasons to pick the Intel Core i5-8600K
- Stronger Single-core score: 35 vs 31
- Stronger Multi-core score: 30 vs 27
- Stronger gaming score: 29 vs 26
- 50% higher cores: 6 vs 4
- 50% higher Performance cores: 6 vs 4
- Lower launch price: $257 vs $339
Reasons to pick the Intel Core i7-6700K
- 33% higher threads: 8 vs 6
- 11% higher Base clock: 4 GHz vs 3.6 GHz
General
| Spec | Intel Core i5-8600K | Intel Core i7-6700K |
|---|---|---|
| Announced | 2017 | 2015 |
| Socket | LGA1151-v2 | LGA1151 |
| Process | 14 nm | 14 nm |
| Base TDP | 95 W | 91 W+4% |
| Unlocked multiplier | Yes | Yes |
| Cooler included | No | No |
Cores & Clocks
| Spec | Intel Core i5-8600K | Intel Core i7-6700K |
|---|---|---|
| Cores | 6+50% | 4 |
| Performance cores | 6+50% | 4 |
| Efficiency cores | 0 | 0 |
| Threads | 6 | 8+33% |
| Base clock | 3.6 GHz | 4 GHz+11% |
| Boost clock | 4.3 GHz+2% | 4.2 GHz |
| L2 cache | 2 MB+50% | 1 MB |
| L3 cache | 9 MB+13% | 8 MB |
Integrated GPU
| Spec | Intel Core i5-8600K | Intel Core i7-6700K |
|---|---|---|
| iGPU | Intel UHD Graphics 630 | Intel HD Graphics 530 |
| iGPU clock | 1,150 MHz | 1,150 MHz |
Memory
| Spec | Intel Core i5-8600K | Intel Core i7-6700K |
|---|---|---|
| Memory support | DDR4-2666 | DDR4-2133 / DDR3L-1600 |
| Max memory | 64 GB | 64 GB |
| Memory channels | 2 | 2 |
Platform
| Spec | Intel Core i5-8600K | Intel Core i7-6700K |
|---|---|---|
| PCIe version | 3 | 3 |
| CPU PCIe lanes | 16 | 16 |
Benchmarks
| Spec | Intel Core i5-8600K | Intel Core i7-6700K |
|---|---|---|
| Geekbench 6 (single) | 1,480+4%Top 69% | 1,420Top 71% |
| Geekbench 6 (multi) | 5,400+16%Top 71% | 4,650Top 79% |
| Cinebench R23 (single) | 1,210+11%Top 71% | 1,090Top 82% |
| Cinebench R23 (multi) | 6,800+36%Top 73% | 5,000Top 84% |
| PassMark | 10,600+19%Top 77% | 8,900Top 82% |
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