Intel Core 5 320 vs Intel Core Ultra 7 251HX
64.1Single-core66.6
34.6Multi-core65.1
93Efficiencyspec-based44.4
53.3iGPU—
37.9Platformspec-based68.1
2 spec wins — Intel Core 5 32014 spec wins — Intel Core Ultra 7 251HX
InnoReviews verdict
Intel Core Ultra 7 251HX wins this laptop processor face-off, 62.6 to 53.1, pulling ahead mainly in multi-core (+30) and single-core (+3). Intel Core 5 320 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 5 320
- 73% lower Base TDP: 15 W vs 55 W
- 33% lower process: 2 nm vs 3 nm
Reasons to pick the Intel Core Ultra 7 251HX
- Stronger multi-core score: 65 vs 35
- 400% higher L3 cache: 30 MB vs 6 MB
- 357% higher Max TDP: 160 W vs 35 W
- 320% higher Cinebench R23 (multi): 26,001 vs 6,197
- 300% higher Max memory: 256 GB vs 64 GB
General
| Spec | Intel Core 5 320 | Intel Core Ultra 7 251HX |
|---|---|---|
| Announced | 2026 | 2026 |
| Process | 2 nm+33% | 3 nm |
| Base TDP | 15 W+73% | 55 W |
| Max TDP | 35 W | 160 W+357% |
Cores & Clocks
| Spec | Intel Core 5 320 | Intel Core Ultra 7 251HX |
|---|---|---|
| Cores | 6 | 18+200% |
| Performance cores | 2 | 6+200% |
| Efficiency cores | 4 | 12+200% |
| Threads | 6 | 18+200% |
| Base clock | 1.5 GHz | 2.9 GHz+93% |
| Boost clock | 4.6 GHz | 5.1 GHz+11% |
| L3 cache | 6 MB | 30 MB+400% |
Integrated GPU
| Spec | Intel Core 5 320 | Intel Core Ultra 7 251HX |
|---|---|---|
| iGPU | Intel Graphics (2 Xe3-cores) | Intel Graphics (3 Xe) |
| iGPU clock | 2,500 MHz | 1,800 MHz |
Memory
| Spec | Intel Core 5 320 | Intel Core Ultra 7 251HX |
|---|---|---|
| Memory support | LPDDR5X-7467 / DDR5-6400 | DDR5-6400 |
| Max memory | 64 GB | 256 GB+300% |
Benchmarks
| Spec | Intel Core 5 320 | Intel Core Ultra 7 251HX |
|---|---|---|
| Geekbench 6 (single) | 2,575Top 46% | 2,762+7%Top 31% |
| Geekbench 6 (multi) | 7,888Bottom 25% | 14,233+80%Top 28% |
| Cinebench R23 (single) | 1,926Top 28% | 1,941+1%Top 25% |
| Cinebench R23 (multi) | 6,197Bottom 17% | 26,001+320%Top 11% |
| PassMark | 15,463Bottom 33% | 47,051+204%Top 8% |
| 3DMark Time Spy Graphics (iGPU) | 1,343Bottom 48% | — |
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