Intel Core i9-9900K vs Intel Core Ultra 5 245K
40.4Single-core83.2
41.2Multi-core70.2
47.4Gamingspec-based58.4
3 spec wins — Intel Core i9-9900K17 spec wins — Intel Core Ultra 5 245K
InnoReviews verdict
Intel Core Ultra 5 245K wins this desktop processor face-off, 71.2 to 42.5, pulling ahead mainly in single-core (+43) and multi-core (+29). Intel Core i9-9900K 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 i9-9900K
- 33% higher Performance cores: 8 vs 6
- 24% lower Base TDP: 95 W vs 125 W
- 14% higher threads: 16 vs 14
Reasons to pick the Intel Core Ultra 5 245K
- Stronger single-core score: 83 vs 40
- Stronger multi-core score: 70 vs 41
- 1200% higher L2 cache: 26 MB vs 2 MB
- 131% higher PassMark: 43,049 vs 18,600
- 102% higher Cinebench R23 (multi): 25,066 vs 12,400
- Lower launch price: $309 vs $488
General
| Spec | Intel Core i9-9900K | Intel Core Ultra 5 245K |
|---|---|---|
| Announced | 2018 | 2024 |
| Socket | LGA1151-v2 | LGA1851 |
| Process | 14 nm | 3 nm+79% |
| Base TDP | 95 W+24% | 125 W |
| Max turbo power | 119 W | 159 W+34% |
| Unlocked multiplier | Yes | Yes |
| Cooler included | No | No |
Cores & Clocks
| Spec | Intel Core i9-9900K | Intel Core Ultra 5 245K |
|---|---|---|
| Cores | 8 | 14+75% |
| Performance cores | 8+33% | 6 |
| Efficiency cores | 0 | 8 |
| Threads | 16+14% | 14 |
| Base clock | 3.6 GHz | 4.2 GHz+17% |
| Boost clock | 5 GHz | 5.2 GHz+4% |
| 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 245K |
|---|---|---|
| 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 245K |
|---|---|---|
| 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 245K |
|---|---|---|
| PCIe version | 3 | 5+67% |
| CPU PCIe lanes | 16 | 24+50% |
Benchmarks
| Spec | Intel Core i9-9900K | Intel Core Ultra 5 245K |
|---|---|---|
| Geekbench 6 (single) | 1,720Bottom 42% | 3,040+77%Top 17% |
| Geekbench 6 (multi) | 8,800Bottom 45% | 17,575+100%Top 23% |
| Cinebench R23 (single) | 1,280Bottom 32% | 2,132+67%Top 17% |
| Cinebench R23 (multi) | 12,400Bottom 47% | 25,066+102%Top 20% |
| PassMark | 18,600Bottom 32% | 43,049+131%Top 22% |
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