AMD Ryzen 7 7840U vs AMD Ryzen AI 7 450
60.8Single-core70.1
47.5Multi-core52.6
73.5Efficiencyspec-based73.5
68.5iGPU—
61.8Platformspec-based61.8
2 spec wins — AMD Ryzen 7 7840U7 spec wins — AMD Ryzen AI 7 450
InnoReviews verdict
AMD Ryzen AI 7 450 wins this laptop processor face-off, 62.5 to 59, pulling ahead mainly in single-core (+9) and multi-core (+5). AMD Ryzen 7 7840U still makes sense if its price or standout specs fit your needs better.
Which would you pick?
Key differences
Reasons to pick the AMD Ryzen 7 7840U
- 100% higher Performance cores: 8 vs 4
- 65% higher Base clock: 3.3 GHz vs 2 GHz
Reasons to pick the AMD Ryzen AI 7 450
- Stronger single-core score: 70 vs 61
- Stronger multi-core score: 53 vs 48
- 80% higher Max TDP: 54 W vs 30 W
- 19% higher Cinebench R23 (multi): 17,302 vs 14,500
- 18% higher Geekbench 6 (multi): 13,789 vs 11,700
General
| Spec | AMD Ryzen 7 7840U | AMD Ryzen AI 7 450 |
|---|---|---|
| Announced | 2023 | 2026 |
| Process | 4 nm | 4 nm |
| Base TDP | 28 W | 28 W |
| Max TDP | 30 W | 54 W+80% |
Cores & Clocks
| Spec | AMD Ryzen 7 7840U | AMD Ryzen AI 7 450 |
|---|---|---|
| Cores | 8 | 8 |
| Performance cores | 8+100% | 4 |
| Efficiency cores | — | 4 |
| Threads | 16 | 16 |
| Base clock | 3.3 GHz+65% | 2 GHz |
| Boost clock | 5.1 GHz | 5.1 GHz |
| L3 cache | 16 MB | 16 MB |
Integrated GPU
| Spec | AMD Ryzen 7 7840U | AMD Ryzen AI 7 450 |
|---|---|---|
| iGPU | AMD Radeon 780M | AMD Radeon 860M |
| iGPU clock | 2,700 MHz | 3,100 MHz |
Memory
| Spec | AMD Ryzen 7 7840U | AMD Ryzen AI 7 450 |
|---|---|---|
| Memory support | LPDDR5X-7500 / DDR5-5600 | LPDDR5X-8533 / DDR5-5600 |
| Max memory | 256 GB | 256 GB |
Benchmarks
| Spec | AMD Ryzen 7 7840U | AMD Ryzen AI 7 450 |
|---|---|---|
| Geekbench 6 (single) | 2,580Top 45% | 2,914+13%Top 23% |
| Geekbench 6 (multi) | 11,700Top 48% | 13,789+18%Top 34% |
| Cinebench R23 (single) | 1,740Top 45% | 2,035+17%Top 19% |
| Cinebench R23 (multi) | 14,500Top 39% | 17,302+19%Top 25% |
| PassMark | 24,388Top 38% | 26,312+8%Top 31% |
| 3DMark Time Spy Graphics (iGPU) | 2,659Top 22% | — |
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