AMD Ryzen 7 8840HS vs AMD Ryzen 9 7945HX
60.4Single-core69.9
46.1Multi-core76.1
73.5Efficiencyspec-based40
67.9iGPU32.6
55.5Platformspec-based75.4
5 spec wins — AMD Ryzen 7 8840HS11 spec wins — AMD Ryzen 9 7945HX
InnoReviews verdict
AMD Ryzen 9 7945HX wins this laptop processor face-off, 64.7 to 57.4, pulling ahead mainly in multi-core (+30) and single-core (+10). AMD Ryzen 7 8840HS 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 8840HS
- Stronger iGPU score: 68 vs 33
- 391% higher 3DMark Time Spy Graphics (iGPU): 2,591 vs 528
- 50% higher Max memory: 96 GB vs 64 GB
- 49% lower Base TDP: 28 W vs 55 W
- 32% higher Base clock: 3.3 GHz vs 2.5 GHz
Reasons to pick the AMD Ryzen 9 7945HX
- Stronger single-core score: 70 vs 60
- Stronger multi-core score: 76 vs 46
- 300% higher L3 cache: 64 MB vs 16 MB
- 161% higher Cinebench R23 (multi): 34,100 vs 13,082
- 150% higher Max TDP: 75 W vs 30 W
General
| Spec | AMD Ryzen 7 8840HS | AMD Ryzen 9 7945HX |
|---|---|---|
| Announced | 2023 | 2023 |
| Process | 4 nm+20% | 5 nm |
| Base TDP | 28 W+49% | 55 W |
| Max TDP | 30 W | 75 W+150% |
Cores & Clocks
| Spec | AMD Ryzen 7 8840HS | AMD Ryzen 9 7945HX |
|---|---|---|
| Cores | 8 | 16+100% |
| Performance cores | 8 | 16+100% |
| Efficiency cores | 0 | — |
| Threads | 16 | 32+100% |
| Base clock | 3.3 GHz+32% | 2.5 GHz |
| Boost clock | 5.1 GHz | 5.4 GHz+6% |
| L3 cache | 16 MB | 64 MB+300% |
Integrated GPU
| Spec | AMD Ryzen 7 8840HS | AMD Ryzen 9 7945HX |
|---|---|---|
| iGPU | AMD Radeon 780M | AMD Radeon 610M |
| iGPU clock | 2,700 MHz | 2,200 MHz |
Memory
| Spec | AMD Ryzen 7 8840HS | AMD Ryzen 9 7945HX |
|---|---|---|
| Memory support | LPDDR5X-7500 / DDR5-5600 | DDR5-5200 |
| Max memory | 96 GB+50% | 64 GB |
Benchmarks
| Spec | AMD Ryzen 7 8840HS | AMD Ryzen 9 7945HX |
|---|---|---|
| Geekbench 6 (single) | 2,552Top 49% | 2,900+14%Top 20% |
| Geekbench 6 (multi) | 11,279Bottom 49% | 17,200+52%Top 15% |
| Cinebench R23 (single) | 1,737Bottom 50% | 2,030+17%Top 20% |
| Cinebench R23 (multi) | 13,082Top 48% | 34,100+161%Top 6% |
| PassMark | 24,551Top 37% | 53,778+119%Top 6% |
| 3DMark Time Spy Graphics (iGPU) | 2,591+391%Top 30% | 528Bottom 18% |
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