Intel Core i5-11600K vs Intel Core i5-8600K
48Single-core34.5
39.1Multi-core30
39.8Gamingspec-based29.1
14 spec wins — Intel Core i5-11600K1 spec wins — Intel Core i5-8600K
InnoReviews verdict
Intel Core i5-11600K wins this desktop processor face-off, 42 to 31.1, pulling ahead mainly in single-core (+14) and multi-core (+9). Intel Core i5-8600K 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 i5-11600K
- Stronger single-core score: 48 vs 35
- Stronger multi-core score: 39 vs 30
- 100% higher threads: 12 vs 6
- 100% higher L2 cache: 3 MB vs 2 MB
- 100% higher Max memory: 128 GB vs 64 GB
Reasons to pick the Intel Core i5-8600K
- 24% lower Base TDP: 95 W vs 125 W
General
| Spec | Intel Core i5-11600K | Intel Core i5-8600K |
|---|---|---|
| Announced | 2021 | 2017 |
| Socket | LGA1200 | LGA1151-v2 |
| Process | 14 nm | 14 nm |
| Base TDP | 125 W | 95 W+24% |
| Max turbo power | 251 W | — |
| Unlocked multiplier | Yes | Yes |
| Cooler included | No | No |
Cores & Clocks
| Spec | Intel Core i5-11600K | Intel Core i5-8600K |
|---|---|---|
| Cores | 6 | 6 |
| Performance cores | 6 | 6 |
| Efficiency cores | 0 | 0 |
| Threads | 12+100% | 6 |
| Base clock | 3.9 GHz+8% | 3.6 GHz |
| Boost clock | 4.9 GHz+14% | 4.3 GHz |
| L2 cache | 3 MB+100% | 2 MB |
| L3 cache | 12 MB+33% | 9 MB |
Integrated GPU
| Spec | Intel Core i5-11600K | Intel Core i5-8600K |
|---|---|---|
| iGPU | Intel UHD Graphics 750 | Intel UHD Graphics 630 |
| iGPU clock | 1,300 MHz | 1,150 MHz |
Memory
| Spec | Intel Core i5-11600K | Intel Core i5-8600K |
|---|---|---|
| Memory support | DDR4-3200 | DDR4-2666 |
| Max memory | 128 GB+100% | 64 GB |
| Memory channels | 2 | 2 |
Platform
| Spec | Intel Core i5-11600K | Intel Core i5-8600K |
|---|---|---|
| PCIe version | 4+33% | 3 |
| CPU PCIe lanes | 20+25% | 16 |
Benchmarks
| Spec | Intel Core i5-11600K | Intel Core i5-8600K |
|---|---|---|
| Geekbench 6 (single) | 1,870+26%Bottom 47% | 1,480Bottom 26% |
| Geekbench 6 (multi) | 7,100+31%Bottom 38% | 5,400Bottom 26% |
| Cinebench R23 (single) | 1,500+24%Bottom 45% | 1,210Bottom 25% |
| Cinebench R23 (multi) | 11,100+63%Bottom 42% | 6,800Bottom 22% |
| PassMark | 19,800+87%Bottom 36% | 10,600Bottom 16% |
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