Intel Celeron N4020 vs Intel Core Ultra 7 255H
20Single-core69.7
20Multi-core56.8
73.3Efficiencyspec-based75.7
20iGPU75.9
20Platformspec-based60.5
1 spec wins — Intel Celeron N402015 spec wins — Intel Core Ultra 7 255H
InnoReviews verdict
Intel Core Ultra 7 255H wins this laptop processor face-off, 65.3 to 28, pulling ahead mainly in iGPU (+56) and single-core (+50). 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
- 79% lower Base TDP: 6 W vs 28 W
Reasons to pick the Intel Core Ultra 7 255H
- Stronger single-core score: 70 vs 20
- Stronger multi-core score: 57 vs 20
- Stronger iGPU score: 76 vs 20
- 3360% higher 3DMark Time Spy Graphics (iGPU): 3,719 vs 108
- 2923% higher Cinebench R23 (multi): 18,624 vs 616
General
| Spec | Intel Celeron N4020 | Intel Core Ultra 7 255H |
|---|---|---|
| Announced | 2019 | 2025 |
| Process | 14 nm | 3 nm+79% |
| Base TDP | 6 W+79% | 28 W |
| Max TDP | 15 W | 115 W+667% |
Cores & Clocks
| Spec | Intel Celeron N4020 | Intel Core Ultra 7 255H |
|---|---|---|
| Cores | 2 | 16+700% |
| Performance cores | 0 | 6 |
| Efficiency cores | 2 | 10+400% |
| Threads | 2 | 16+700% |
| Base clock | 1.1 GHz | 2 GHz+82% |
| Boost clock | 2.8 GHz | 5.1 GHz+82% |
| L3 cache | 4 MB | 24 MB+500% |
Integrated GPU
| Spec | Intel Celeron N4020 | Intel Core Ultra 7 255H |
|---|---|---|
| iGPU | Intel UHD Graphics 600 (12 EU) | Intel Arc 140T |
| iGPU clock | 650 MHz | 2,250 MHz |
Memory
| Spec | Intel Celeron N4020 | Intel Core Ultra 7 255H |
|---|---|---|
| Memory support | DDR4-2400, LPDDR4-2400 | LPDDR5X-8400 / DDR5-6400 |
| Max memory | 8 GB | 128 GB+1500% |
Benchmarks
| Spec | Intel Celeron N4020 | Intel Core Ultra 7 255H |
|---|---|---|
| Geekbench 6 (single) | — | 2,851Top 29% |
| Geekbench 6 (multi) | — | 15,362Top 23% |
| Cinebench R23 (single) | 308Bottom 2% | 2,055+567%Top 18% |
| Cinebench R23 (multi) | 616Bottom 2% | 18,624+2923%Top 20% |
| PassMark | 1,531Bottom 1% | 30,782+1911%Top 21% |
| 3DMark Time Spy Graphics (iGPU) | 108Bottom 2% | 3,719+3360%Top 7% |
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