Intel Core i3-N305 vs Intel Core Ultra 9 275HX
31.4Single-core75.3
28Multi-core83.1
75.3Efficiencyspec-based44.4
34.1iGPU60.5
30.5Platformspec-based73.9
1 spec wins — Intel Core i3-N30517 spec wins — Intel Core Ultra 9 275HX
InnoReviews verdict
Intel Core Ultra 9 275HX wins this laptop processor face-off, 71.7 to 36.9, pulling ahead mainly in multi-core (+55) and single-core (+44). Intel Core i3-N305 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 i3-N305
- 73% lower Base TDP: 15 W vs 55 W
Reasons to pick the Intel Core Ultra 9 275HX
- Stronger single-core score: 75 vs 31
- Stronger multi-core score: 83 vs 28
- Stronger iGPU score: 61 vs 34
- 1500% higher Max memory: 256 GB vs 16 GB
- 593% higher Cinebench R23 (multi): 35,000 vs 5,049
General
| Spec | Intel Core i3-N305 | Intel Core Ultra 9 275HX |
|---|---|---|
| Announced | 2023 | 2025 |
| Process | 10 nm | 3 nm+70% |
| Base TDP | 15 W+73% | 55 W |
| Max TDP | 35 W | 160 W+357% |
Cores & Clocks
| Spec | Intel Core i3-N305 | Intel Core Ultra 9 275HX |
|---|---|---|
| Cores | 8 | 24+200% |
| Performance cores | 0 | 8 |
| Efficiency cores | 8 | 16+100% |
| Threads | 8 | 24+200% |
| Base clock | 1.8 GHz | 2.7 GHz+50% |
| Boost clock | 3.8 GHz | 5.4 GHz+42% |
| L3 cache | 6 MB | 36 MB+500% |
Integrated GPU
| Spec | Intel Core i3-N305 | Intel Core Ultra 9 275HX |
|---|---|---|
| iGPU | Intel UHD Graphics (32 EU) | Intel Arc Graphics (4 Xe) |
| iGPU clock | 1,250 MHz | 2,000 MHz |
Memory
| Spec | Intel Core i3-N305 | Intel Core Ultra 9 275HX |
|---|---|---|
| Memory support | DDR4-3200, DDR5-4800, LPDDR5-4800 | DDR5-6400 |
| Max memory | 16 GB | 256 GB+1500% |
Benchmarks
| Spec | Intel Core i3-N305 | Intel Core Ultra 9 275HX |
|---|---|---|
| Geekbench 6 (single) | 1,274Bottom 6% | 3,100+143%Top 14% |
| Geekbench 6 (multi) | 4,681Bottom 9% | 21,800+366%Top 7% |
| Cinebench R23 (single) | 983Bottom 9% | 2,200+124%Top 8% |
| Cinebench R23 (multi) | 5,049Bottom 13% | 35,000+593%Top 6% |
| PassMark | 9,350Bottom 17% | 55,712+496%Top 6% |
| 3DMark Time Spy Graphics (iGPU) | 567Bottom 23% | 1,855+227%Top 36% |
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