Component comparison
Core Ultra 7 155U vs Core 3 100U
Core Ultra 7 155U vs Core 3 100U — detailed CPU comparison: performance, cores, frequencies.
Advantages
A
Core Ultra 7 155U
- + Cores (+6)
- + Threads (+6)
- + Base clock (GHz) (+0.50 GHz)
- + Boost clock (GHz) (+0.10 GHz)
- + L3 cache (MB) (+2 MB)
- + Lithography (nm) (-3 nm)
- + Critical temp (°C) (+10 °C)
- + PassMark (overall) (+3553)
- + Normalized score (+4.5)
B
Core 3 100U
- + Release year (+1)
Detailed spec comparison
| Spec |
Component A
Core Ultra 7 155U
|
Component B
Core 3 100U
|
|---|---|---|
| Release year | 2023 | 2024 (+1) |
| Cores | 12 (+6) | 6 |
| Threads | 14 (+6) | 8 |
| Base clock (GHz) | 1.70 GHz (+0.50 GHz) | 1.20 GHz |
| Boost clock (GHz) | 4.80 GHz (+0.10 GHz) | 4.70 GHz |
| L1 cache (KB) | — | 544 KB |
| L2 cache (KB) | — | — |
| L3 cache (MB) | 12 MB (+2 MB) | 10 MB |
| Bandwidth (GB/s) | — | — |
| Memory channels | — | — |
| Max memory (GB) | — | — |
| TGP / TDP (W) | 15 W | 15 W |
| Lithography (nm) | 7 nm (-3 nm) | 10 nm |
| Critical temp (°C) | 110 °C (+10 °C) | 100 °C |
| PassMark (overall) | 16,193 (+3553) | 12,640 |
| PassMark (single-thread) | — | — |
| Geekbench 5 (single-core) | — | — |
| Geekbench 5 (multi-core) | — | — |
| Normalized score | 50.5 (+4.5) | 46.0 |
In both
AVX
AVX2
AES-NI
VT-x
VT-d
Based on the comparison:
Core Ultra 7 155U wins 9 of the comparable criteria.
The choice depends on your use case.
🤔 How to choose
Universal advice for any use case.
- Reliability vs price: reliability (median 50) ↔ price (median 385.1).
- Weight vs CPU: mobility (median 48) ↔ overall performance (median 49.8).
- Upgradeability vs battery: upgradability (median 50) ↔ battery life (median 2.8).