Intel Core i9-12900K vs Intel Core Ultra 7 265K
72.2Single-core87.2
70.4Multi-core88.5
63.8Gamingspec-based65.7
1 spec wins — Intel Core i9-12900K15 spec wins — Intel Core Ultra 7 265K
InnoReviews verdict
Intel Core Ultra 7 265K wins this desktop processor face-off, 82.4 to 69.3, pulling ahead mainly in multi-core (+18) and single-core (+15). Intel Core i9-12900K 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 i9-12900K
- 20% higher threads: 24 vs 20
Reasons to pick the Intel Core Ultra 7 265K
- Stronger single-core score: 87 vs 72
- Stronger multi-core score: 89 vs 70
- 157% higher L2 cache: 36 MB vs 14 MB
- 100% higher Max memory: 256 GB vs 128 GB
- 70% lower process: 3 nm vs 10 nm
- Lower launch price: $394 vs $648
General
| Spec | Intel Core i9-12900K | Intel Core Ultra 7 265K |
|---|---|---|
| Announced | 2021 | 2024 |
| Socket | LGA1700 | LGA1851 |
| Process | 10 nm | 3 nm+70% |
| Base TDP | 125 W | 125 W |
| Max turbo power | 241 W | 250 W+4% |
| Unlocked multiplier | Yes | Yes |
| Cooler included | No | No |
Cores & Clocks
| Spec | Intel Core i9-12900K | Intel Core Ultra 7 265K |
|---|---|---|
| Cores | 16 | 20+25% |
| Performance cores | 8 | 8 |
| Efficiency cores | 8 | 12+50% |
| Threads | 24+20% | 20 |
| Base clock | 3.2 GHz | 3.9 GHz+22% |
| Boost clock | 5.2 GHz | 5.5 GHz+6% |
| L2 cache | 14 MB | 36 MB+157% |
| L3 cache | 30 MB | 30 MB |
Integrated GPU
| Spec | Intel Core i9-12900K | Intel Core Ultra 7 265K |
|---|---|---|
| iGPU | Intel UHD Graphics 770 | Intel Graphics |
| iGPU clock | 1,550 MHz | 2,000 MHz |
Memory
| Spec | Intel Core i9-12900K | Intel Core Ultra 7 265K |
|---|---|---|
| Memory support | DDR5-4800 / DDR4-3200 | DDR5-6400 |
| Max memory | 128 GB | 256 GB+100% |
| Memory channels | 2 | 2 |
Platform
| Spec | Intel Core i9-12900K | Intel Core Ultra 7 265K |
|---|---|---|
| PCIe version | 5 | 5 |
| CPU PCIe lanes | 20 | 24+20% |
Benchmarks
| Spec | Intel Core i9-12900K | Intel Core Ultra 7 265K |
|---|---|---|
| Geekbench 6 (single) | 2,715Top 32% | 3,092+14%Top 14% |
| Geekbench 6 (multi) | 17,450Top 24% | 20,019+15%Top 11% |
| Cinebench R23 (single) | 1,903Top 30% | 2,267+19%Top 6% |
| Cinebench R23 (multi) | 26,229Top 19% | 35,905+37%Top 10% |
| PassMark | 41,103Top 24% | 58,569+42%Top 9% |
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