Intel Core Ultra 7 355 vs Intel Core Ultra 9 275HX
66.5Single-core75.3
43.7Multi-core83.1
81.4Efficiencyspec-based44.4
70.1iGPU60.5
49.2Platformspec-based73.9
4 spec wins — Intel Core Ultra 7 35514 spec wins — Intel Core Ultra 9 275HX
InnoReviews verdict
Intel Core Ultra 9 275HX wins this laptop processor face-off, 71.7 to 58.5, pulling ahead mainly in multi-core (+39) and single-core (+9). Intel Core Ultra 7 355 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 Ultra 7 355
- Stronger iGPU score: 70 vs 61
- 55% lower Base TDP: 25 W vs 55 W
- 54% higher 3DMark Time Spy Graphics (iGPU): 2,865 vs 1,855
- 33% lower process: 2 nm vs 3 nm
Reasons to pick the Intel Core Ultra 9 275HX
- Stronger single-core score: 75 vs 67
- Stronger multi-core score: 83 vs 44
- 300% higher Efficiency cores: 16 vs 4
- 211% higher Cinebench R23 (multi): 35,000 vs 11,261
- 200% higher cores: 24 vs 8
General
| Spec | Intel Core Ultra 7 355 | Intel Core Ultra 9 275HX |
|---|---|---|
| Announced | 2026 | 2025 |
| Process | 2 nm+33% | 3 nm |
| Base TDP | 25 W+55% | 55 W |
| Max TDP | 55 W | 160 W+191% |
Cores & Clocks
| Spec | Intel Core Ultra 7 355 | Intel Core Ultra 9 275HX |
|---|---|---|
| Cores | 8 | 24+200% |
| Performance cores | 4 | 8+100% |
| Efficiency cores | 4 | 16+300% |
| Threads | 8 | 24+200% |
| Base clock | 2.3 GHz | 2.7 GHz+17% |
| Boost clock | 4.7 GHz | 5.4 GHz+15% |
| L3 cache | 12 MB | 36 MB+200% |
Integrated GPU
| Spec | Intel Core Ultra 7 355 | Intel Core Ultra 9 275HX |
|---|---|---|
| iGPU | Intel Graphics (4 Xe3-cores) | Intel Arc Graphics (4 Xe) |
| iGPU clock | 2,500 MHz | 2,000 MHz |
Memory
| Spec | Intel Core Ultra 7 355 | Intel Core Ultra 9 275HX |
|---|---|---|
| Memory support | LPDDR5X-7467 / DDR5-6400 | DDR5-6400 |
| Max memory | 128 GB | 256 GB+100% |
Benchmarks
| Spec | Intel Core Ultra 7 355 | Intel Core Ultra 9 275HX |
|---|---|---|
| Geekbench 6 (single) | 2,725Top 37% | 3,100+14%Top 14% |
| Geekbench 6 (multi) | 11,367Top 50% | 21,800+92%Top 6% |
| Cinebench R23 (single) | 1,958Top 23% | 2,200+12%Top 7% |
| Cinebench R23 (multi) | 11,261Bottom 48% | 35,000+211%Top 5% |
| PassMark | 20,125Top 50% | 55,712+177%Top 5% |
| 3DMark Time Spy Graphics (iGPU) | 2,865+54%Top 20% | 1,855Top 37% |
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