Intel Core i5-8250U vs Intel Core Ultra 7 251HX
31.5Single-core66.6
24Multi-core65.1
66.4Efficiencyspec-based44.4
25.8iGPU—
35Platformspec-based68.1
1 spec wins — Intel Core i5-8250U14 spec wins — Intel Core Ultra 7 251HX
InnoReviews verdict
Intel Core Ultra 7 251HX wins this laptop processor face-off, 62.6 to 34.1, pulling ahead mainly in multi-core (+41) and single-core (+35). Intel Core i5-8250U 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 i5-8250U
- 73% lower Base TDP: 15 W vs 55 W
Reasons to pick the Intel Core Ultra 7 251HX
- Stronger single-core score: 67 vs 32
- Stronger multi-core score: 65 vs 24
- 737% higher Cinebench R23 (multi): 26,001 vs 3,108
- 714% higher PassMark: 47,051 vs 5,777
- 700% higher Max memory: 256 GB vs 32 GB
General
| Spec | Intel Core i5-8250U | Intel Core Ultra 7 251HX |
|---|---|---|
| Announced | 2017 | 2026 |
| 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 i5-8250U | Intel Core Ultra 7 251HX |
|---|---|---|
| Cores | 4 | 18+350% |
| Performance cores | 4 | 6+50% |
| Efficiency cores | 0 | 12 |
| Threads | 8 | 18+125% |
| Base clock | 1.6 GHz | 2.9 GHz+81% |
| Boost clock | 3.4 GHz | 5.1 GHz+50% |
| L3 cache | 6 MB | 30 MB+400% |
Integrated GPU
| Spec | Intel Core i5-8250U | Intel Core Ultra 7 251HX |
|---|---|---|
| iGPU | Intel UHD Graphics 620 | Intel Graphics (3 Xe) |
| iGPU clock | 1,100 MHz | 1,800 MHz |
Memory
| Spec | Intel Core i5-8250U | Intel Core Ultra 7 251HX |
|---|---|---|
| Memory support | DDR4-2400 / LPDDR3-2133 | DDR5-6400 |
| Max memory | 32 GB | 256 GB+700% |
Benchmarks
| Spec | Intel Core i5-8250U | Intel Core Ultra 7 251HX |
|---|---|---|
| Geekbench 6 (single) | — | 2,762Top 33% |
| Geekbench 6 (multi) | — | 14,233Top 30% |
| Cinebench R23 (single) | 874Bottom 6% | 1,941+122%Top 26% |
| Cinebench R23 (multi) | 3,108Bottom 7% | 26,001+737%Top 12% |
| PassMark | 5,777Bottom 7% | 47,051+714%Top 8% |
| 3DMark Time Spy Graphics (iGPU) | 389Bottom 8% | — |
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