Intel Core i5-10400F vs Intel Core i5-8600K
28.6Single-core34.5
32.5Multi-core30
36Gamingspec-based29.1
7 spec wins — Intel Core i5-10400F3 spec wins — Intel Core i5-8600K
InnoReviews verdict
This one is close to a dead heat: Intel Core i5-10400F scores 32.2 against 31.1 for Intel Core i5-8600K. Pick by the categories that matter to you — Intel Core i5-10400F edges ahead in multi-core, or by price.
Which would you pick?
Key differences
Reasons to pick the Intel Core i5-10400F
- 100% higher threads: 12 vs 6
- 100% higher Max memory: 128 GB vs 64 GB
- 33% higher L3 cache: 12 MB vs 9 MB
- 32% lower Base TDP: 65 W vs 95 W
- 21% higher Cinebench R23 (multi): 8,219 vs 6,800
- Lower launch price: $173 vs $257
Reasons to pick the Intel Core i5-8600K
- Stronger single-core score: 35 vs 29
- 24% higher Base clock: 3.6 GHz vs 2.9 GHz
- Has Unlocked multiplier — the other doesn't
General
| Spec | Intel Core i5-10400F | Intel Core i5-8600K |
|---|---|---|
| Announced | 2020 | 2017 |
| Socket | LGA1200 | LGA1151-v2 |
| Process | 14 nm | 14 nm |
| Base TDP | 65 W+32% | 95 W |
| Unlocked multiplier | No | Yes |
| Cooler included | — | No |
Cores & Clocks
| Spec | Intel Core i5-10400F | Intel Core i5-8600K |
|---|---|---|
| Cores | 6 | 6 |
| Performance cores | — | 6 |
| Efficiency cores | — | 0 |
| Threads | 12+100% | 6 |
| Base clock | 2.9 GHz | 3.6 GHz+24% |
| Boost clock | 4.3 GHz | 4.3 GHz |
| L2 cache | 2 MB | 2 MB |
| L3 cache | 12 MB+33% | 9 MB |
Integrated GPU
| Spec | Intel Core i5-10400F | Intel Core i5-8600K |
|---|---|---|
| iGPU | — | Intel UHD Graphics 630 |
| iGPU clock | — | 1,150 MHz |
Memory
| Spec | Intel Core i5-10400F | Intel Core i5-8600K |
|---|---|---|
| Memory support | DDR4-2666 | DDR4-2666 |
| Max memory | 128 GB+100% | 64 GB |
| Memory channels | 2 | 2 |
Platform
| Spec | Intel Core i5-10400F | Intel Core i5-8600K |
|---|---|---|
| PCIe version | 3 | 3 |
| CPU PCIe lanes | 16 | 16 |
Benchmarks
| Spec | Intel Core i5-10400F | Intel Core i5-8600K |
|---|---|---|
| Geekbench 6 (single) | — | 1,480Bottom 27% |
| Geekbench 6 (multi) | — | 5,400Bottom 26% |
| Cinebench R23 (single) | 1,114Bottom 19% | 1,210+9%Bottom 25% |
| Cinebench R23 (multi) | 8,219+21%Bottom 27% | 6,800Bottom 22% |
| PassMark | 12,094+14%Bottom 19% | 10,600Bottom 16% |
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