Intel Core Ultra 7 155U vs Intel Processor U300
54.1Single-core52.1
38.4Multi-core27.3
81.9Efficiencyspec-based75.3
—iGPU36.9
51.8Platformspec-based42.7
14 spec wins — Intel Core Ultra 7 155U0 spec wins — Intel Processor U300
InnoReviews verdict
Intel Core Ultra 7 155U wins this laptop processor face-off, 52.3 to 44, pulling ahead mainly in multi-core (+11) and single-core (+2). Intel Processor U300 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 155U
- Stronger multi-core score: 38 vs 27
- 150% higher Efficiency cores: 10 vs 4
- 140% higher cores: 12 vs 5
- 133% higher threads: 14 vs 6
- 106% higher Geekbench 6 (multi): 8,981 vs 4,369
Reasons to pick the Intel Processor U300
No decisive spec advantages — this side competes on price and preference.
General
| Spec | Intel Core Ultra 7 155U | Intel Processor U300 |
|---|---|---|
| Announced | 2023 | 2023 |
| Process | 7 nm+30% | 10 nm |
| Base TDP | 15 W | 15 W |
| Max TDP | 57 W+4% | 55 W |
Cores & Clocks
| Spec | Intel Core Ultra 7 155U | Intel Processor U300 |
|---|---|---|
| Cores | 12+140% | 5 |
| Performance cores | 2+100% | 1 |
| Efficiency cores | 10+150% | 4 |
| Threads | 14+133% | 6 |
| Base clock | 1.7 GHz+42% | 1.2 GHz |
| Boost clock | 4.8 GHz+9% | 4.4 GHz |
| L3 cache | 12 MB+50% | 8 MB |
Integrated GPU
| Spec | Intel Core Ultra 7 155U | Intel Processor U300 |
|---|---|---|
| iGPU | Intel Graphics (4 Xe) | Intel UHD Graphics (48 EU) |
| iGPU clock | 1,950 MHz | 1,100 MHz |
Memory
| Spec | Intel Core Ultra 7 155U | Intel Processor U300 |
|---|---|---|
| Memory support | LPDDR5X-7467 / DDR5-5600 | DDR5-5200 / LPDDR5/X-5200 / DDR4-3200 / LPDDR4X-4267 |
| Max memory | 96 GB | 96 GB |
Benchmarks
| Spec | Intel Core Ultra 7 155U | Intel Processor U300 |
|---|---|---|
| Geekbench 6 (single) | 2,195+8%Bottom 25% | 2,041Bottom 18% |
| Geekbench 6 (multi) | 8,981+106%Bottom 31% | 4,369Bottom 5% |
| Cinebench R23 (single) | 1,627+1%Bottom 39% | 1,616Bottom 37% |
| Cinebench R23 (multi) | 9,627+96%Bottom 35% | 4,905Bottom 11% |
| PassMark | 16,133+84%Bottom 34% | 8,758Bottom 12% |
| 3DMark Time Spy Graphics (iGPU) | — | 643Bottom 22% |
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