Intel Core i5-10400 vs Intel Core i5-9600K
34Single-core38.2
30.8Multi-core29.9
36Gamingspec-based31
7 spec wins — Intel Core i5-104004 spec wins — Intel Core i5-9600K
InnoReviews verdict
This one is close to a dead heat: Intel Core i5-10400 scores 33.1 against 32.7 for Intel Core i5-9600K. Pick by the categories that matter to you — Intel Core i5-10400 edges ahead in multi-core, or by price.
Which would you pick?
Key differences
Reasons to pick the Intel Core i5-10400
- 100% higher threads: 12 vs 6
- 33% higher L3 cache: 12 MB vs 9 MB
- 32% lower Base TDP: 65 W vs 95 W
- 13% higher Max turbo power: 134 W vs 119 W
- 12% higher PassMark: 11,960 vs 10,653
- Lower launch price: $182 vs $262
Reasons to pick the Intel Core i5-9600K
- Stronger single-core score: 38 vs 34
- 28% higher Base clock: 3.7 GHz vs 2.9 GHz
- Has Unlocked multiplier — the other doesn't
General
| Spec | Intel Core i5-10400 | Intel Core i5-9600K |
|---|---|---|
| Announced | 2020 | 2018 |
| Socket | LGA1200 | LGA1151-v2 |
| Process | 14 nm | 14 nm |
| Base TDP | 65 W+32% | 95 W |
| Max turbo power | 134 W+13% | 119 W |
| Unlocked multiplier | No | Yes |
| Cooler included | Yes | No |
Cores & Clocks
| Spec | Intel Core i5-10400 | Intel Core i5-9600K |
|---|---|---|
| Cores | 6 | 6 |
| Performance cores | 6 | 6 |
| Efficiency cores | 0 | 0 |
| Threads | 12+100% | 6 |
| Base clock | 2.9 GHz | 3.7 GHz+28% |
| Boost clock | 4.3 GHz | 4.6 GHz+7% |
| L2 cache | 1.5 MB | 1.5 MB |
| L3 cache | 12 MB+33% | 9 MB |
Integrated GPU
| Spec | Intel Core i5-10400 | Intel Core i5-9600K |
|---|---|---|
| iGPU | Intel UHD Graphics 630 | Intel UHD Graphics 630 |
| iGPU clock | 1,100 MHz | 1,150 MHz |
Memory
| Spec | Intel Core i5-10400 | Intel Core i5-9600K |
|---|---|---|
| Memory support | DDR4-2666 | DDR4-2666 |
| Max memory | 128 GB | 128 GB |
| Memory channels | 2 | 2 |
Platform
| Spec | Intel Core i5-10400 | Intel Core i5-9600K |
|---|---|---|
| PCIe version | 3 | 3 |
| CPU PCIe lanes | 16 | 16 |
Benchmarks
| Spec | Intel Core i5-10400 | Intel Core i5-9600K |
|---|---|---|
| Cinebench R23 (multi) | — | 6,700Bottom 17% |
| PassMark | 11,960+12%Bottom 21% | 10,653Bottom 20% |
| PassMark (single thread) | 2,556Bottom 21% | 2,720+6%Bottom 32% |
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