Intel Core i5-8600K vs Intel Core i9-10900K
34.5Single-core41.9
30Multi-core48.2
29.1Gaming54.6
1 spec wins — Intel Core i5-8600K15 spec wins — Intel Core i9-10900K
InnoReviews verdict
Intel Core i9-10900K wins this desktop processor face-off, 47.9 to 31.1, pulling ahead mainly in gaming (+26) and Multi-core (+18). 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 i5-8600K
- 24% lower Base TDP: 95 W vs 125 W
- Lower launch price: $257 vs $488
Reasons to pick the Intel Core i9-10900K
- Stronger Single-core score: 42 vs 35
- Stronger Multi-core score: 48 vs 30
- Stronger gaming score: 55 vs 29
- 233% higher threads: 20 vs 6
- 140% higher Cinebench R23 (multi): 16,300 vs 6,800
General
| Spec | Intel Core i5-8600K | Intel Core i9-10900K |
|---|---|---|
| Announced | 2017 | 2020 |
| Socket | LGA1151-v2 | LGA1200 |
| Process | 14 nm | 14 nm |
| Base TDP | 95 W+24% | 125 W |
| Max turbo power | — | 250 W |
| Unlocked multiplier | Yes | Yes |
| Cooler included | No | No |
Cores & Clocks
| Spec | Intel Core i5-8600K | Intel Core i9-10900K |
|---|---|---|
| Cores | 6 | 10+67% |
| Performance cores | 6 | 10+67% |
| Efficiency cores | 0 | 0 |
| Threads | 6 | 20+233% |
| Base clock | 3.6 GHz | 3.7 GHz+3% |
| Boost clock | 4.3 GHz | 5.3 GHz+23% |
| L2 cache | 2 MB | 3 MB+67% |
| L3 cache | 9 MB | 20 MB+122% |
Integrated GPU
| Spec | Intel Core i5-8600K | Intel Core i9-10900K |
|---|---|---|
| iGPU | Intel UHD Graphics 630 | Intel UHD Graphics 630 |
| iGPU clock | 1,150 MHz | 1,200 MHz+4% |
Memory
| Spec | Intel Core i5-8600K | Intel Core i9-10900K |
|---|---|---|
| Memory support | DDR4-2666 | DDR4-2933 |
| Max memory | 64 GB | 128 GB+100% |
| Memory channels | 2 | 2 |
Platform
| Spec | Intel Core i5-8600K | Intel Core i9-10900K |
|---|---|---|
| PCIe version | 3 | 3 |
| CPU PCIe lanes | 16 | 16 |
Benchmarks
| Spec | Intel Core i5-8600K | Intel Core i9-10900K |
|---|---|---|
| Geekbench 6 (single) | 1,480Top 69% | 1,730+17%Top 50% |
| Geekbench 6 (multi) | 5,400Top 71% | 10,400+93%Top 38% |
| Cinebench R23 (single) | 1,210Top 71% | 1,340+11%Top 52% |
| Cinebench R23 (multi) | 6,800Top 73% | 16,300+140%Top 30% |
| PassMark | 10,600Top 77% | 23,700+124%Top 40% |
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