Intel Core i7-10510U vs Intel Core Ultra 7 255HX
37.7Single-core72.8
25.9Multi-core73.8
66.4Efficiencyspec-based44.4
25.8iGPU—
41.6Platformspec-based69.6
1 spec wins — Intel Core i7-10510U14 spec wins — Intel Core Ultra 7 255HX
InnoReviews verdict
Intel Core Ultra 7 255HX wins this laptop processor face-off, 67.9 to 37.3, pulling ahead mainly in multi-core (+48) and single-core (+35). Intel Core i7-10510U 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 i7-10510U
- 73% lower Base TDP: 15 W vs 55 W
Reasons to pick the Intel Core Ultra 7 255HX
- Stronger single-core score: 73 vs 38
- Stronger multi-core score: 74 vs 26
- 722% higher Cinebench R23 (multi): 31,781 vs 3,866
- 657% higher PassMark: 47,933 vs 6,336
- 540% higher Max TDP: 160 W vs 25 W
General
| Spec | Intel Core i7-10510U | Intel Core Ultra 7 255HX |
|---|---|---|
| Announced | 2019 | 2025 |
| Process | 14 nm | 3 nm+79% |
| Base TDP | 15 W+73% | 55 W |
| Max TDP | 25 W | 160 W+540% |
Cores & Clocks
| Spec | Intel Core i7-10510U | Intel Core Ultra 7 255HX |
|---|---|---|
| Cores | 4 | 20+400% |
| Performance cores | — | 8 |
| Efficiency cores | — | 12 |
| Threads | 8 | 20+150% |
| Base clock | 1.8 GHz | 2.4 GHz+33% |
| Boost clock | 4.9 GHz | 5.2 GHz+6% |
| L3 cache | 8 MB | 30 MB+275% |
Integrated GPU
| Spec | Intel Core i7-10510U | Intel Core Ultra 7 255HX |
|---|---|---|
| iGPU | Intel UHD Graphics (24 EU) | Intel Graphics (4 Xe-cores) |
| iGPU clock | 1,150 MHz | 1,850 MHz |
Memory
| Spec | Intel Core i7-10510U | Intel Core Ultra 7 255HX |
|---|---|---|
| Memory support | DDR4-2666, LPDDR3-2133, LPDDR4-2933 | DDR5-6400 |
| Max memory | 64 GB | 256 GB+300% |
Benchmarks
| Spec | Intel Core i7-10510U | Intel Core Ultra 7 255HX |
|---|---|---|
| Geekbench 6 (single) | 1,558Bottom 9% | 2,959+90%Top 17% |
| Geekbench 6 (multi) | 4,376Bottom 6% | 17,915+309%Top 12% |
| Cinebench R23 (single) | 1,142Bottom 10% | 2,154+89%Top 10% |
| Cinebench R23 (multi) | 3,866Bottom 8% | 31,781+722%Top 6% |
| PassMark | 6,336Bottom 10% | 47,933+657%Top 8% |
| 3DMark Time Spy Graphics (iGPU) | 389Bottom 7% | — |
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