Intel Celeron N4020 vs Intel Core Ultra 7 251HX
20Single-core66.6
20Multi-core65.1
73.3Efficiencyspec-based44.4
20iGPU—
20Platformspec-based68.1
1 spec wins — Intel Celeron N402014 spec wins — Intel Core Ultra 7 251HX
InnoReviews verdict
Intel Core Ultra 7 251HX wins this laptop processor face-off, 62.6 to 28, pulling ahead mainly in single-core (+47) and multi-core (+45). Intel Celeron N4020 still makes sense if its price or standout specs fit your needs better.
Which would you pick?
Key differences
Reasons to pick the Intel Celeron N4020
- 89% lower Base TDP: 6 W vs 55 W
Reasons to pick the Intel Core Ultra 7 251HX
- Stronger single-core score: 67 vs 20
- Stronger multi-core score: 65 vs 20
- 4121% higher Cinebench R23 (multi): 26,001 vs 616
- 3100% higher Max memory: 256 GB vs 8 GB
- 2973% higher PassMark: 47,051 vs 1,531
General
| Spec | Intel Celeron N4020 | Intel Core Ultra 7 251HX |
|---|---|---|
| Announced | 2019 | 2026 |
| Process | 14 nm | 3 nm+79% |
| Base TDP | 6 W+89% | 55 W |
| Max TDP | 15 W | 160 W+967% |
Cores & Clocks
| Spec | Intel Celeron N4020 | Intel Core Ultra 7 251HX |
|---|---|---|
| Cores | 2 | 18+800% |
| Performance cores | 0 | 6 |
| Efficiency cores | 2 | 12+500% |
| Threads | 2 | 18+800% |
| Base clock | 1.1 GHz | 2.9 GHz+164% |
| Boost clock | 2.8 GHz | 5.1 GHz+82% |
| L3 cache | 4 MB | 30 MB+650% |
Integrated GPU
| Spec | Intel Celeron N4020 | Intel Core Ultra 7 251HX |
|---|---|---|
| iGPU | Intel UHD Graphics 600 (12 EU) | Intel Graphics (3 Xe) |
| iGPU clock | 650 MHz | 1,800 MHz |
Memory
| Spec | Intel Celeron N4020 | Intel Core Ultra 7 251HX |
|---|---|---|
| Memory support | DDR4-2400, LPDDR4-2400 | DDR5-6400 |
| Max memory | 8 GB | 256 GB+3100% |
Benchmarks
| Spec | Intel Celeron N4020 | Intel Core Ultra 7 251HX |
|---|---|---|
| Geekbench 6 (single) | — | 2,762Top 33% |
| Geekbench 6 (multi) | — | 14,233Top 30% |
| Cinebench R23 (single) | 308Bottom 2% | 1,941+530%Top 26% |
| Cinebench R23 (multi) | 616Bottom 2% | 26,001+4121%Top 12% |
| PassMark | 1,531Bottom 1% | 47,051+2973%Top 8% |
| 3DMark Time Spy Graphics (iGPU) | 108Bottom 2% | — |
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