Intel Core i9-10900K vs Intel Core Ultra 5 245
41.9Single-core—
48.2Multi-core64.8
54.6Gamingspec-based57.8
6 spec wins — Intel Core i9-10900K12 spec wins — Intel Core Ultra 5 245
InnoReviews verdict
No overall winner yet: Intel Core Ultra 5 245 lacks the published benchmark results an Inno Score requires, so there is no Inno Score to compare — we don't rank chips on their spec sheet alone. The spec table below still shows every difference we track.
Which would you pick?
Key differences
Reasons to pick the Intel Core i9-10900K
- 107% higher Max turbo power: 250 W vs 121 W
- 67% higher Performance cores: 10 vs 6
- 43% higher threads: 20 vs 14
- Has Unlocked multiplier — the other doesn't
Reasons to pick the Intel Core Ultra 5 245
- Stronger multi-core score: 65 vs 48
- 940% higher L2 cache: 26 MB vs 3 MB
- 100% higher Max memory: 256 GB vs 128 GB
- 79% lower process: 3 nm vs 14 nm
- 67% higher PCIe version: 5 vs 3
- Lower launch price: $270 vs $488
General
| Spec | Intel Core i9-10900K | Intel Core Ultra 5 245 |
|---|---|---|
| Announced | 2020 | 2025 |
| Socket | LGA1200 | LGA1851 |
| Process | 14 nm | 3 nm+79% |
| Base TDP | 125 W | 65 W+48% |
| Max turbo power | 250 W+107% | 121 W |
| Unlocked multiplier | Yes | No |
| Cooler included | No | Yes |
Cores & Clocks
| Spec | Intel Core i9-10900K | Intel Core Ultra 5 245 |
|---|---|---|
| Cores | 10 | 14+40% |
| Performance cores | 10+67% | 6 |
| Efficiency cores | 0 | 8 |
| Threads | 20+43% | 14 |
| Base clock | 3.7 GHz+6% | 3.5 GHz |
| Boost clock | 5.3 GHz+4% | 5.1 GHz |
| L2 cache | 3 MB | 26 MB+940% |
| L3 cache | 20 MB | 24 MB+20% |
Integrated GPU
| Spec | Intel Core i9-10900K | Intel Core Ultra 5 245 |
|---|---|---|
| iGPU | Intel UHD Graphics 630 | Intel Graphics |
| iGPU clock | 1,200 MHz | 1,900 MHz |
Memory
| Spec | Intel Core i9-10900K | Intel Core Ultra 5 245 |
|---|---|---|
| Memory support | DDR4-2933 | DDR5-6400 |
| Max memory | 128 GB | 256 GB+100% |
| Memory channels | 2 | 2 |
Platform
| Spec | Intel Core i9-10900K | Intel Core Ultra 5 245 |
|---|---|---|
| PCIe version | 3 | 5+67% |
| CPU PCIe lanes | 16 | 24+50% |
Benchmarks
| Spec | Intel Core i9-10900K | Intel Core Ultra 5 245 |
|---|---|---|
| Geekbench 6 (single) | 1,730Bottom 43% | — |
| Geekbench 6 (multi) | 10,400Top 49% | — |
| Cinebench R23 (single) | 1,340Bottom 39% | — |
| Cinebench R23 (multi) | 16,300Top 39% | — |
| PassMark | 23,700Bottom 43% | 39,027+65%Top 26% |
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