Intel Core i9-10900K vs Intel Core Ultra 5 245KF
41.9Single-core92.4
48.2Multi-core75.7
54.6Gamingspec-based58.4
4 spec wins — Intel Core i9-10900K13 spec wins — Intel Core Ultra 5 245KF
InnoReviews verdict
Intel Core Ultra 5 245KF wins this desktop processor face-off, 76.4 to 47.9, pulling ahead mainly in single-core (+51) and multi-core (+28). Intel Core i9-10900K still makes sense if its price or standout specs fit your needs better.
Which would you pick?
Key differences
Reasons to pick the Intel Core i9-10900K
- 67% higher Performance cores: 10 vs 6
- 57% higher Max turbo power: 250 W vs 159 W
- 43% higher threads: 20 vs 14
Reasons to pick the Intel Core Ultra 5 245KF
- Stronger single-core score: 92 vs 42
- Stronger multi-core score: 76 vs 48
- 940% higher L2 cache: 26 MB vs 3 MB
- 100% higher Max memory: 256 GB vs 128 GB
- 91% higher Geekbench 6 (single): 3,307 vs 1,730
- Lower launch price: $294 vs $488
General
| Spec | Intel Core i9-10900K | Intel Core Ultra 5 245KF |
|---|---|---|
| Announced | 2020 | 2024 |
| Socket | LGA1200 | LGA1851 |
| Process | 14 nm | 3 nm+79% |
| Base TDP | 125 W | 125 W |
| Max turbo power | 250 W+57% | 159 W |
| Unlocked multiplier | Yes | Yes |
| Cooler included | No | No |
Cores & Clocks
| Spec | Intel Core i9-10900K | Intel Core Ultra 5 245KF |
|---|---|---|
| Cores | 10 | 14+40% |
| Performance cores | 10+67% | 6 |
| Efficiency cores | 0 | 8 |
| Threads | 20+43% | 14 |
| Base clock | 3.7 GHz | 4.2 GHz+14% |
| Boost clock | 5.3 GHz+2% | 5.2 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 245KF |
|---|---|---|
| iGPU | Intel UHD Graphics 630 | — |
| iGPU clock | 1,200 MHz | — |
Memory
| Spec | Intel Core i9-10900K | Intel Core Ultra 5 245KF |
|---|---|---|
| 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 245KF |
|---|---|---|
| PCIe version | 3 | 5+67% |
| CPU PCIe lanes | 16 | 24+50% |
Benchmarks
| Spec | Intel Core i9-10900K | Intel Core Ultra 5 245KF |
|---|---|---|
| Geekbench 6 (single) | 1,730Bottom 43% | 3,307+91%Top 5% |
| Geekbench 6 (multi) | 10,400Top 49% | 19,856+91%Top 14% |
| Cinebench R23 (single) | 1,340Bottom 39% | — |
| Cinebench R23 (multi) | 16,300Top 39% | — |
| PassMark | 23,700Bottom 43% | 43,046+82%Top 23% |
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