Intel Core i5-12400 vs Intel Core Ultra 7 265K
56.4Single-core87.2
41.7Multi-core88.5
46.5Gamingspec-based65.7
2 spec wins — Intel Core i5-1240019 spec wins — Intel Core Ultra 7 265K
InnoReviews verdict
Intel Core Ultra 7 265K wins this desktop processor face-off, 82.4 to 47.3, pulling ahead mainly in multi-core (+47) and single-core (+31). Intel Core i5-12400 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 i5-12400
- 48% lower Base TDP: 65 W vs 125 W
- Has Cooler included — the other doesn't
- Lower launch price: $192 vs $394
Reasons to pick the Intel Core Ultra 7 265K
- Stronger single-core score: 87 vs 56
- Stronger multi-core score: 89 vs 42
- 380% higher L2 cache: 36 MB vs 8 MB
- 233% higher cores: 20 vs 6
- 202% higher Cinebench R23 (multi): 35,905 vs 11,900
General
| Spec | Intel Core i5-12400 | Intel Core Ultra 7 265K |
|---|---|---|
| Announced | 2022 | 2024 |
| Socket | LGA1700 | LGA1851 |
| Process | 10 nm | 3 nm+70% |
| Base TDP | 65 W+48% | 125 W |
| Max turbo power | 117 W | 250 W+114% |
| Unlocked multiplier | No | Yes |
| Cooler included | Yes | No |
Cores & Clocks
| Spec | Intel Core i5-12400 | Intel Core Ultra 7 265K |
|---|---|---|
| Cores | 6 | 20+233% |
| Performance cores | 6 | 8+33% |
| Efficiency cores | 0 | 12 |
| Threads | 12 | 20+67% |
| Base clock | 2.5 GHz | 3.9 GHz+56% |
| Boost clock | 4.4 GHz | 5.5 GHz+25% |
| L2 cache | 8 MB | 36 MB+380% |
| L3 cache | 18 MB | 30 MB+67% |
Integrated GPU
| Spec | Intel Core i5-12400 | Intel Core Ultra 7 265K |
|---|---|---|
| iGPU | Intel UHD Graphics 730 | Intel Graphics |
| iGPU clock | 1,450 MHz | 2,000 MHz |
Memory
| Spec | Intel Core i5-12400 | 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 i5-12400 | Intel Core Ultra 7 265K |
|---|---|---|
| PCIe version | 5 | 5 |
| CPU PCIe lanes | 20 | 24+20% |
Benchmarks
| Spec | Intel Core i5-12400 | Intel Core Ultra 7 265K |
|---|---|---|
| Geekbench 6 (single) | 2,100Top 45% | 3,092+47%Top 14% |
| Geekbench 6 (multi) | 9,400Bottom 48% | 20,019+113%Top 11% |
| Cinebench R23 (single) | 1,690Top 44% | 2,267+34%Top 6% |
| Cinebench R23 (multi) | 11,900Bottom 45% | 35,905+202%Top 10% |
| PassMark | 19,700Bottom 35% | 58,569+197%Top 9% |
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