Intel Core i5-12450HX vs Intel Core Ultra 7 251HX
47.6Single-core66.6
40.4Multi-core65.1
28.9Efficiencyspec-based44.4
52.2Platformspec-based68.1
0 spec wins — Intel Core i5-12450HX14 spec wins — Intel Core Ultra 7 251HX
InnoReviews verdict
Intel Core Ultra 7 251HX wins this laptop processor face-off, 62.6 to 42.4, pulling ahead mainly in multi-core (+25) and single-core (+19). Intel Core i5-12450HX 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 i5-12450HX
No decisive spec advantages — this side competes on price and preference.
Reasons to pick the Intel Core Ultra 7 251HX
- Stronger single-core score: 67 vs 48
- Stronger multi-core score: 65 vs 40
- 200% higher Efficiency cores: 12 vs 4
- 167% higher PassMark: 47,051 vs 17,605
- 150% higher L3 cache: 30 MB vs 12 MB
General
| Spec | Intel Core i5-12450HX | Intel Core Ultra 7 251HX |
|---|---|---|
| Announced | 2022 | 2026 |
| Process | 10 nm | 3 nm+70% |
| Base TDP | 55 W | 55 W |
| Max TDP | 157 W | 160 W+2% |
Cores & Clocks
| Spec | Intel Core i5-12450HX | Intel Core Ultra 7 251HX |
|---|---|---|
| Cores | 8 | 18+125% |
| Performance cores | 4 | 6+50% |
| Efficiency cores | 4 | 12+200% |
| Threads | 12 | 18+50% |
| Base clock | 2.4 GHz | 2.9 GHz+21% |
| Boost clock | 4.4 GHz | 5.1 GHz+16% |
| L3 cache | 12 MB | 30 MB+150% |
Integrated GPU
| Spec | Intel Core i5-12450HX | Intel Core Ultra 7 251HX |
|---|---|---|
| iGPU | Intel UHD Graphics (16 EU) | Intel Graphics (3 Xe) |
| iGPU clock | 1,300 MHz | 1,800 MHz |
Memory
| Spec | Intel Core i5-12450HX | Intel Core Ultra 7 251HX |
|---|---|---|
| Memory support | DDR5-4800 / DDR4-3200 | DDR5-6400 |
| Max memory | 128 GB | 256 GB+100% |
Benchmarks
| Spec | Intel Core i5-12450HX | Intel Core Ultra 7 251HX |
|---|---|---|
| Geekbench 6 (single) | 2,210Bottom 26% | 2,762+25%Top 30% |
| Geekbench 6 (multi) | 9,230Bottom 34% | 14,233+54%Top 28% |
| Cinebench R23 (single) | — | 1,941Top 26% |
| Cinebench R23 (multi) | — | 26,001Top 12% |
| PassMark | 17,605Bottom 40% | 47,051+167%Top 8% |
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