Component comparison
Core Ultra 7 255H vs Core Ultra 5 226V
Core Ultra 7 255H vs Core Ultra 5 226V — detailed CPU comparison: performance, cores, frequencies.
Advantages
A
Core Ultra 7 255H
- + Release year (+1)
- + Cores (+8)
- + Threads (+8)
- + Boost clock (GHz) (+0.60 GHz)
- + L3 cache (MB) (+16 MB)
- + TGP / TDP (W) (+11 W)
- + Critical temp (°C) (+10 °C)
- + Geekbench 5 (single-core) (+271)
- + Geekbench 5 (multi-core) (+4473)
- + Normalized score (+10.8)
B
Core Ultra 5 226V
- + Base clock (GHz) (+0.10 GHz)
Detailed spec comparison
| Spec |
Component A
Core Ultra 7 255H
|
Component B
Core Ultra 5 226V
|
|---|---|---|
| Release year | 2025 (+1) | 2024 |
| Cores | 16 (+8) | 8 |
| Threads | 16 (+8) | 8 |
| Base clock (GHz) | 2.00 GHz | 2.10 GHz (+0.10 GHz) |
| Boost clock (GHz) | 5.10 GHz (+0.60 GHz) | 4.50 GHz |
| L1 cache (KB) | — | — |
| L2 cache (KB) | — | — |
| L3 cache (MB) | 24 MB (+16 MB) | 8 MB |
| Bandwidth (GB/s) | — | — |
| Memory channels | — | — |
| Max memory (GB) | — | — |
| TGP / TDP (W) | 28 W (+11 W) | 17 W |
| Lithography (nm) | 3 nm | 3 nm |
| Critical temp (°C) | 110 °C (+10 °C) | 100 °C |
| PassMark (overall) | — | — |
| PassMark (single-thread) | — | — |
| Geekbench 5 (single-core) | 2,487 (+271) | 2,216 |
| Geekbench 5 (multi-core) | 13,219 (+4473) | 8,746 |
| Normalized score | 91.4 (+10.8) | 80.5 |
In both
AVX
AVX2
AES-NI
VT-x
VT-d
Based on the comparison:
Core Ultra 7 255H wins 10 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).