Component comparison
Core 5 120U vs Core Ultra 7 255U
Core 5 120U vs Core Ultra 7 255U — detailed CPU comparison: performance, cores, frequencies.
Advantages
A
Core 5 120U
- + Normalized score (+22.3)
B
Core Ultra 7 255U
- + Release year (+1)
- + Cores (+2)
- + Threads (+2)
- + Base clock (GHz) (+2.40 GHz)
- + Boost clock (GHz) (+0.20 GHz)
- + Lithography (nm) (-5 nm)
- + Critical temp (°C) (+10 °C)
Detailed spec comparison
| Spec |
Component A
Core 5 120U
|
Component B
Core Ultra 7 255U
|
|---|---|---|
| Release year | 2024 | 2025 (+1) |
| Cores | 10 | 12 (+2) |
| Threads | 12 | 14 (+2) |
| Base clock (GHz) | 1.40 GHz | 3.80 GHz (+2.40 GHz) |
| Boost clock (GHz) | 5.00 GHz | 5.20 GHz (+0.20 GHz) |
| L1 cache (KB) | 928 KB | — |
| L2 cache (KB) | — | — |
| L3 cache (MB) | 12 MB | 12 MB |
| Bandwidth (GB/s) | — | — |
| Memory channels | — | — |
| Max memory (GB) | — | — |
| TGP / TDP (W) | 15 W | 15 W |
| Lithography (nm) | 10 nm | 5 nm (-5 nm) |
| Critical temp (°C) | 100 °C | 110 °C (+10 °C) |
| PassMark (overall) | — | 17,902 |
| PassMark (single-thread) | — | — |
| Geekbench 5 (single-core) | 2,082 | — |
| Geekbench 5 (multi-core) | 6,965 | — |
| Normalized score | 74.6 (+22.3) | 52.3 |
In both
AVX
AVX2
AES-NI
VT-x
VT-d
Based on the comparison:
Core Ultra 7 255U wins 7 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).