Intel Core i5-6600K vs Intel Core i7-11700K
29Single-core47.9
24Multi-core46.8
23.8Gamingspec-based47.4
1 spec wins — Intel Core i5-6600K16 spec wins — Intel Core i7-11700K
InnoReviews verdict
Intel Core i7-11700K wins this desktop processor face-off, 47.3 to 25.4, pulling ahead mainly in multi-core (+23) and single-core (+19). Intel Core i5-6600K 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 i5-6600K
- 27% lower Base TDP: 91 W vs 125 W
- Lower launch price: $242 vs $399
Reasons to pick the Intel Core i7-11700K
- Stronger single-core score: 48 vs 29
- Stronger multi-core score: 47 vs 24
- 300% higher threads: 16 vs 4
- 300% higher L2 cache: 4 MB vs 1 MB
- 286% higher PassMark: 24,700 vs 6,400
General
| Spec | Intel Core i5-6600K | Intel Core i7-11700K |
|---|---|---|
| Announced | 2015 | 2021 |
| Socket | LGA1151 | LGA1200 |
| Process | 14 nm | 14 nm |
| Base TDP | 91 W+27% | 125 W |
| Max turbo power | — | 251 W |
| Unlocked multiplier | Yes | Yes |
| Cooler included | No | No |
Cores & Clocks
| Spec | Intel Core i5-6600K | Intel Core i7-11700K |
|---|---|---|
| Cores | 4 | 8+100% |
| Performance cores | 4 | 8+100% |
| Efficiency cores | 0 | 0 |
| Threads | 4 | 16+300% |
| Base clock | 3.5 GHz | 3.6 GHz+3% |
| Boost clock | 3.9 GHz | 5 GHz+28% |
| L2 cache | 1 MB | 4 MB+300% |
| L3 cache | 6 MB | 16 MB+167% |
Integrated GPU
| Spec | Intel Core i5-6600K | Intel Core i7-11700K |
|---|---|---|
| iGPU | Intel HD Graphics 530 | Intel UHD Graphics 750 |
| iGPU clock | 1,150 MHz | 1,300 MHz |
Memory
| Spec | Intel Core i5-6600K | Intel Core i7-11700K |
|---|---|---|
| Memory support | DDR4-2133 / DDR3L-1600 | DDR4-3200 |
| Max memory | 64 GB | 128 GB+100% |
| Memory channels | 2 | 2 |
Platform
| Spec | Intel Core i5-6600K | Intel Core i7-11700K |
|---|---|---|
| PCIe version | 3 | 4+33% |
| CPU PCIe lanes | 16 | 20+25% |
Benchmarks
| Spec | Intel Core i5-6600K | Intel Core i7-11700K |
|---|---|---|
| Geekbench 6 (single) | 1,300Bottom 19% | 1,800+38%Bottom 45% |
| Geekbench 6 (multi) | 3,350Bottom 9% | 9,600+187%Bottom 49% |
| Cinebench R23 (single) | 1,110Bottom 17% | 1,550+40%Bottom 47% |
| Cinebench R23 (multi) | 4,050Bottom 9% | 15,000+270%Top 47% |
| PassMark | 6,400Bottom 8% | 24,700+286%Bottom 45% |
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