Intel Core i7-10870H vs Intel Core Ultra 7 255HX
40.7Single-core72.8
36.1Multi-core73.8
31.6Efficiencyspec-based44.4
26.9iGPU—
57.3Platformspec-based69.6
1 spec wins — Intel Core i7-10870H13 spec wins — Intel Core Ultra 7 255HX
InnoReviews verdict
Intel Core Ultra 7 255HX wins this laptop processor face-off, 67.9 to 38.8, pulling ahead mainly in multi-core (+38) and single-core (+32). Intel Core i7-10870H 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 i7-10870H
- 18% lower Base TDP: 45 W vs 55 W
Reasons to pick the Intel Core Ultra 7 255HX
- Stronger single-core score: 73 vs 41
- Stronger multi-core score: 74 vs 36
- 244% higher PassMark: 47,933 vs 13,923
- 231% higher Cinebench R23 (multi): 31,781 vs 9,594
- 150% higher cores: 20 vs 8
General
| Spec | Intel Core i7-10870H | Intel Core Ultra 7 255HX |
|---|---|---|
| Announced | 2020 | 2025 |
| Process | 14 nm | 3 nm+79% |
| Base TDP | 45 W+18% | 55 W |
| Max TDP | — | 160 W |
Cores & Clocks
| Spec | Intel Core i7-10870H | Intel Core Ultra 7 255HX |
|---|---|---|
| Cores | 8 | 20+150% |
| Performance cores | — | 8 |
| Efficiency cores | — | 12 |
| Threads | 16 | 20+25% |
| Base clock | 2.2 GHz | 2.4 GHz+9% |
| Boost clock | 5 GHz | 5.2 GHz+4% |
| L3 cache | 16 MB | 30 MB+88% |
Integrated GPU
| Spec | Intel Core i7-10870H | Intel Core Ultra 7 255HX |
|---|---|---|
| iGPU | Intel UHD Graphics 630 (24 EU) | Intel Graphics (4 Xe-cores) |
| iGPU clock | 1,200 MHz | 1,850 MHz |
Memory
| Spec | Intel Core i7-10870H | Intel Core Ultra 7 255HX |
|---|---|---|
| Memory support | DDR4-2933 | DDR5-6400 |
| Max memory | 128 GB | 256 GB+100% |
Benchmarks
| Spec | Intel Core i7-10870H | Intel Core Ultra 7 255HX |
|---|---|---|
| Geekbench 6 (single) | 1,685Bottom 12% | 2,959+76%Top 17% |
| Geekbench 6 (multi) | 7,713Bottom 23% | 17,915+132%Top 12% |
| Cinebench R23 (single) | 1,223Bottom 14% | 2,154+76%Top 10% |
| Cinebench R23 (multi) | 9,594Bottom 34% | 31,781+231%Top 6% |
| PassMark | 13,923Bottom 27% | 47,933+244%Top 8% |
| 3DMark Time Spy Graphics (iGPU) | 410Bottom 14% | — |
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