Intel Core Ultra 5 125H vs Intel Core Ultra 7 255HX
55.1Single-core72.8
44.8Multi-core73.8
66.9Efficiencyspec-based44.4
70.2iGPU—
57.9Platformspec-based69.6
1 spec wins — Intel Core Ultra 5 125H16 spec wins — Intel Core Ultra 7 255HX
InnoReviews verdict
Intel Core Ultra 7 255HX wins this laptop processor face-off, 67.9 to 55.2, pulling ahead mainly in multi-core (+29) and single-core (+18). Intel Core Ultra 5 125H 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 Ultra 5 125H
- 49% lower Base TDP: 28 W vs 55 W
Reasons to pick the Intel Core Ultra 7 255HX
- Stronger single-core score: 73 vs 55
- Stronger multi-core score: 74 vs 45
- 167% higher Max memory: 256 GB vs 96 GB
- 140% higher PassMark: 47,933 vs 19,976
- 135% higher Cinebench R23 (multi): 31,781 vs 13,500
General
| Spec | Intel Core Ultra 5 125H | Intel Core Ultra 7 255HX |
|---|---|---|
| Announced | 2023 | 2025 |
| Process | 7 nm | 3 nm+57% |
| Base TDP | 28 W+49% | 55 W |
| Max TDP | 115 W | 160 W+39% |
Cores & Clocks
| Spec | Intel Core Ultra 5 125H | Intel Core Ultra 7 255HX |
|---|---|---|
| Cores | 14 | 20+43% |
| Performance cores | 4 | 8+100% |
| Efficiency cores | 10 | 12+20% |
| Threads | 18 | 20+11% |
| Base clock | 1.2 GHz | 2.4 GHz+100% |
| Boost clock | 4.5 GHz | 5.2 GHz+16% |
| L3 cache | 18 MB | 30 MB+67% |
Integrated GPU
| Spec | Intel Core Ultra 5 125H | Intel Core Ultra 7 255HX |
|---|---|---|
| iGPU | Intel Arc Graphics (7 Xe) | Intel Graphics (4 Xe-cores) |
| iGPU clock | 2,200 MHz | 1,850 MHz |
Memory
| Spec | Intel Core Ultra 5 125H | Intel Core Ultra 7 255HX |
|---|---|---|
| Memory support | LPDDR5X-7467 / DDR5-5600 | DDR5-6400 |
| Max memory | 96 GB | 256 GB+167% |
Benchmarks
| Spec | Intel Core Ultra 5 125H | Intel Core Ultra 7 255HX |
|---|---|---|
| Geekbench 6 (single) | 2,240Bottom 27% | 2,959+32%Top 17% |
| Geekbench 6 (multi) | 11,100Bottom 48% | 17,915+61%Top 12% |
| Cinebench R23 (single) | 1,650Bottom 39% | 2,154+31%Top 10% |
| Cinebench R23 (multi) | 13,500Top 46% | 31,781+135%Top 6% |
| PassMark | 19,976Bottom 50% | 47,933+140%Top 8% |
| 3DMark Time Spy Graphics (iGPU) | 2,881Top 18% | — |
Related comparisons
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