AMD Ryzen AI 7 450 vs Intel Core Ultra 7 251HX
70.1Single-core66.6
52.6Multi-core65.1
73.5Efficiencyspec-based44.4
61.8Platformspec-based68.1
3 spec wins — AMD Ryzen AI 7 45011 spec wins — Intel Core Ultra 7 251HX
InnoReviews verdict
This one is close to a dead heat: AMD Ryzen AI 7 450 scores 62.5 against 62.6 for Intel Core Ultra 7 251HX. Pick by the categories that matter to you — Intel Core Ultra 7 251HX edges ahead in multi-core, or by price.
Which would you pick?
Key differences
Reasons to pick the AMD Ryzen AI 7 450
- Stronger single-core score: 70 vs 67
- 49% lower Base TDP: 28 W vs 55 W
Reasons to pick the Intel Core Ultra 7 251HX
- Stronger multi-core score: 65 vs 53
- 200% higher Efficiency cores: 12 vs 4
- 196% higher Max TDP: 160 W vs 54 W
- 125% higher cores: 18 vs 8
- 88% higher L3 cache: 30 MB vs 16 MB
General
| Spec | AMD Ryzen AI 7 450 | Intel Core Ultra 7 251HX |
|---|---|---|
| Announced | 2026 | 2026 |
| Process | 4 nm | 3 nm+25% |
| Base TDP | 28 W+49% | 55 W |
| Max TDP | 54 W | 160 W+196% |
Cores & Clocks
| Spec | AMD Ryzen AI 7 450 | Intel Core Ultra 7 251HX |
|---|---|---|
| Cores | 8 | 18+125% |
| Performance cores | 4 | 6+50% |
| Efficiency cores | 4 | 12+200% |
| Threads | 16 | 18+13% |
| Base clock | 2 GHz | 2.9 GHz+45% |
| Boost clock | 5.1 GHz | 5.1 GHz |
| L3 cache | 16 MB | 30 MB+88% |
Integrated GPU
| Spec | AMD Ryzen AI 7 450 | Intel Core Ultra 7 251HX |
|---|---|---|
| iGPU | AMD Radeon 860M | Intel Graphics (3 Xe) |
| iGPU clock | 3,100 MHz | 1,800 MHz |
Memory
| Spec | AMD Ryzen AI 7 450 | Intel Core Ultra 7 251HX |
|---|---|---|
| Memory support | LPDDR5X-8533 / DDR5-5600 | DDR5-6400 |
| Max memory | 256 GB | 256 GB |
Benchmarks
| Spec | AMD Ryzen AI 7 450 | Intel Core Ultra 7 251HX |
|---|---|---|
| Geekbench 6 (single) | 2,914+6%Top 23% | 2,762Top 33% |
| Geekbench 6 (multi) | 13,789Top 34% | 14,233+3%Top 30% |
| Cinebench R23 (single) | 2,035+5%Top 19% | 1,941Top 26% |
| Cinebench R23 (multi) | 17,302Top 25% | 26,001+50%Top 12% |
| PassMark | 26,312Top 31% | 47,051+79%Top 8% |
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