Intel Core i9-9900K vs Intel Core Ultra 5 245
40.4Single-core—
41.2Multi-core64.8
47.4Gamingspec-based57.8
4 spec wins — Intel Core i9-9900K14 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 i9-9900K
- 33% higher Performance cores: 8 vs 6
- 14% higher threads: 16 vs 14
- Has Unlocked multiplier — the other doesn't
Reasons to pick the Intel Core Ultra 5 245
- Stronger multi-core score: 65 vs 41
- 1200% higher L2 cache: 26 MB vs 2 MB
- 110% higher PassMark: 39,027 vs 18,600
- 100% higher Max memory: 256 GB vs 128 GB
- 79% lower process: 3 nm vs 14 nm
- Lower launch price: $270 vs $488
General
| Spec | Intel Core i9-9900K | Intel Core Ultra 5 245 |
|---|---|---|
| Announced | 2018 | 2025 |
| Socket | LGA1151-v2 | LGA1851 |
| Process | 14 nm | 3 nm+79% |
| Base TDP | 95 W | 65 W+32% |
| Max turbo power | 119 W | 121 W+2% |
| Unlocked multiplier | Yes | No |
| Cooler included | No | Yes |
Cores & Clocks
| Spec | Intel Core i9-9900K | Intel Core Ultra 5 245 |
|---|---|---|
| Cores | 8 | 14+75% |
| Performance cores | 8+33% | 6 |
| Efficiency cores | 0 | 8 |
| Threads | 16+14% | 14 |
| Base clock | 3.6 GHz+3% | 3.5 GHz |
| Boost clock | 5 GHz | 5.1 GHz+2% |
| L2 cache | 2 MB | 26 MB+1200% |
| L3 cache | 16 MB | 24 MB+50% |
Integrated GPU
| Spec | Intel Core i9-9900K | Intel Core Ultra 5 245 |
|---|---|---|
| iGPU | Intel UHD Graphics 630 | Intel Graphics |
| iGPU clock | 1,200 MHz | 1,900 MHz |
Memory
| Spec | Intel Core i9-9900K | Intel Core Ultra 5 245 |
|---|---|---|
| Memory support | DDR4-2666 | DDR5-6400 |
| Max memory | 128 GB | 256 GB+100% |
| Memory channels | 2 | 2 |
Platform
| Spec | Intel Core i9-9900K | Intel Core Ultra 5 245 |
|---|---|---|
| PCIe version | 3 | 5+67% |
| CPU PCIe lanes | 16 | 24+50% |
Benchmarks
| Spec | Intel Core i9-9900K | Intel Core Ultra 5 245 |
|---|---|---|
| Geekbench 6 (single) | 1,720Bottom 42% | — |
| Geekbench 6 (multi) | 8,800Bottom 45% | — |
| Cinebench R23 (single) | 1,280Bottom 32% | — |
| Cinebench R23 (multi) | 12,400Bottom 47% | — |
| PassMark | 18,600Bottom 32% | 39,027+110%Top 26% |
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