Intel Core i5-1135G7 vs Intel Core Ultra 7 251HX
50.4Single-core66.6
27.8Multi-core65.1
60.2Efficiencyspec-based44.4
41.6Platformspec-based68.1
1 spec wins — Intel Core i5-1135G711 spec wins — Intel Core Ultra 7 251HX
InnoReviews verdict
Intel Core Ultra 7 251HX wins this laptop processor face-off, 62.6 to 41.8, pulling ahead mainly in multi-core (+37) and single-core (+16). Intel Core i5-1135G7 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 i5-1135G7
- 49% lower Base TDP: 28 W vs 55 W
Reasons to pick the Intel Core Ultra 7 251HX
- Stronger single-core score: 67 vs 50
- Stronger multi-core score: 65 vs 28
- 450% higher Cinebench R23 (multi): 26,001 vs 4,724
- 406% higher PassMark: 47,051 vs 9,292
- 350% higher cores: 18 vs 4
General
| Spec | Intel Core i5-1135G7 | Intel Core Ultra 7 251HX |
|---|---|---|
| Announced | 2020 | 2026 |
| Process | 10 nm | 3 nm+70% |
| Base TDP | 28 W+49% | 55 W |
| Max TDP | — | 160 W |
Cores & Clocks
| Spec | Intel Core i5-1135G7 | Intel Core Ultra 7 251HX |
|---|---|---|
| Cores | 4 | 18+350% |
| Performance cores | — | 6 |
| Efficiency cores | — | 12 |
| Threads | 8 | 18+125% |
| Base clock | 2.4 GHz | 2.9 GHz+21% |
| Boost clock | 4.2 GHz | 5.1 GHz+21% |
| L3 cache | 8 MB | 30 MB+275% |
Integrated GPU
| Spec | Intel Core i5-1135G7 | Intel Core Ultra 7 251HX |
|---|---|---|
| iGPU | Intel Iris Xe (80 EU) | Intel Graphics (3 Xe) |
| iGPU clock | 1,300 MHz | 1,800 MHz |
Memory
| Spec | Intel Core i5-1135G7 | Intel Core Ultra 7 251HX |
|---|---|---|
| Memory support | DDR4-3200 / LPDDR4x-4267 | DDR5-6400 |
| Max memory | 64 GB | 256 GB+300% |
Benchmarks
| Spec | Intel Core i5-1135G7 | Intel Core Ultra 7 251HX |
|---|---|---|
| Geekbench 6 (single) | — | 2,762Top 33% |
| Geekbench 6 (multi) | — | 14,233Top 30% |
| Cinebench R23 (single) | 1,322Bottom 20% | 1,941+47%Top 26% |
| Cinebench R23 (multi) | 4,724Bottom 12% | 26,001+450%Top 12% |
| PassMark | 9,292Bottom 16% | 47,051+406%Top 8% |
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