Intel Core i5-12400 vs Intel Core i9-10900K
56.4Single-core41.9
41.7Multi-core48.2
46.5Gaming54.6
10 spec wins — Intel Core i5-1240011 spec wins — Intel Core i9-10900K
InnoReviews verdict
This one is close to a dead heat: Intel Core i5-12400 scores 47.3 against 47.9 for Intel Core i9-10900K. Pick by the categories that matter to you — Intel Core i9-10900K edges ahead in gaming and Multi-core, or by price.
Which would you pick?
Key differences
Reasons to pick the Intel Core i5-12400
- Stronger Single-core score: 56 vs 42
- 200% higher L2 cache: 8 MB vs 3 MB
- 67% higher PCIe version: 5 vs 3
- 48% lower Base TDP: 65 W vs 125 W
- 29% lower process: 10 nm vs 14 nm
- Lower launch price: $192 vs $488
Reasons to pick the Intel Core i9-10900K
- Stronger Multi-core score: 48 vs 42
- Stronger gaming score: 55 vs 47
- 114% higher Max turbo power: 250 W vs 117 W
- 67% higher cores: 10 vs 6
- 67% higher Performance cores: 10 vs 6
General
| Spec | Intel Core i5-12400 | Intel Core i9-10900K |
|---|---|---|
| Announced | 2022 | 2020 |
| Socket | LGA1700 | LGA1200 |
| Process | 10 nm+29% | 14 nm |
| Base TDP | 65 W+48% | 125 W |
| Max turbo power | 117 W | 250 W+114% |
| Unlocked multiplier | No | Yes |
| Cooler included | Yes | No |
Cores & Clocks
| Spec | Intel Core i5-12400 | Intel Core i9-10900K |
|---|---|---|
| Cores | 6 | 10+67% |
| Performance cores | 6 | 10+67% |
| Efficiency cores | 0 | 0 |
| Threads | 12 | 20+67% |
| Base clock | 2.5 GHz | 3.7 GHz+48% |
| Boost clock | 4.4 GHz | 5.3 GHz+20% |
| L2 cache | 8 MB+200% | 3 MB |
| L3 cache | 18 MB | 20 MB+11% |
Integrated GPU
| Spec | Intel Core i5-12400 | Intel Core i9-10900K |
|---|---|---|
| iGPU | Intel UHD Graphics 730 | Intel UHD Graphics 630 |
| iGPU clock | 1,450 MHz+21% | 1,200 MHz |
Memory
| Spec | Intel Core i5-12400 | Intel Core i9-10900K |
|---|---|---|
| Memory support | DDR5-4800 / DDR4-3200 | DDR4-2933 |
| Max memory | 128 GB | 128 GB |
| Memory channels | 2 | 2 |
Platform
| Spec | Intel Core i5-12400 | Intel Core i9-10900K |
|---|---|---|
| PCIe version | 5+67% | 3 |
| CPU PCIe lanes | 20+25% | 16 |
Benchmarks
| Spec | Intel Core i5-12400 | Intel Core i9-10900K |
|---|---|---|
| Geekbench 6 (single) | 2,100+21% | 1,730 |
| Geekbench 6 (multi) | 9,400 | 10,400+11% |
| Cinebench R23 (single) | 1,690+26% | 1,340 |
| Cinebench R23 (multi) | 11,900 | 16,300+37% |
| PassMark | 19,700 | 23,700+20% |
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