AMD Ryzen 9 7940HX vs AMD Ryzen 9 8945HS
64Single-core63.5
71.4Multi-core52.6
40Efficiencyspec-based65.4
—iGPU68.5
75.4Platformspec-based61.8
10 spec wins — AMD Ryzen 9 7940HX5 spec wins — AMD Ryzen 9 8945HS
InnoReviews verdict
AMD Ryzen 9 7940HX wins this laptop processor face-off, 64.8 to 60.2, pulling ahead mainly in multi-core (+19) and single-core (+1). AMD Ryzen 9 8945HS 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 9 7940HX
- Stronger multi-core score: 71 vs 53
- 300% higher L3 cache: 64 MB vs 16 MB
- 100% higher cores: 16 vs 8
- 100% higher Performance cores: 16 vs 8
- 100% higher threads: 32 vs 16
Reasons to pick the AMD Ryzen 9 8945HS
- 300% higher Max memory: 256 GB vs 64 GB
- 67% higher Base clock: 4 GHz vs 2.4 GHz
- 36% lower Base TDP: 35 W vs 55 W
- 20% lower process: 4 nm vs 5 nm
General
| Spec | AMD Ryzen 9 7940HX | AMD Ryzen 9 8945HS |
|---|---|---|
| Announced | 2024 | 2023 |
| Process | 5 nm | 4 nm+20% |
| Base TDP | 55 W | 35 W+36% |
| Max TDP | 75 W+39% | 54 W |
Cores & Clocks
| Spec | AMD Ryzen 9 7940HX | AMD Ryzen 9 8945HS |
|---|---|---|
| Cores | 16+100% | 8 |
| Performance cores | 16+100% | 8 |
| Efficiency cores | 0 | — |
| Threads | 32+100% | 16 |
| Base clock | 2.4 GHz | 4 GHz+67% |
| Boost clock | 5.2 GHz | 5.2 GHz |
| L3 cache | 64 MB+300% | 16 MB |
Integrated GPU
| Spec | AMD Ryzen 9 7940HX | AMD Ryzen 9 8945HS |
|---|---|---|
| iGPU | AMD Radeon 610M | AMD Radeon 780M |
| iGPU clock | 2,200 MHz | 2,800 MHz |
Memory
| Spec | AMD Ryzen 9 7940HX | AMD Ryzen 9 8945HS |
|---|---|---|
| Memory support | DDR5-5200 | LPDDR5X-7500 / DDR5-5600 |
| Max memory | 64 GB | 256 GB+300% |
Benchmarks
| Spec | AMD Ryzen 9 7940HX | AMD Ryzen 9 8945HS |
|---|---|---|
| Geekbench 6 (single) | 2,751+2%Top 33% | 2,700Top 38% |
| Geekbench 6 (multi) | 16,094+23%Top 19% | 13,100Top 35% |
| Cinebench R23 (single) | 1,807Top 39% | 1,810Top 38% |
| Cinebench R23 (multi) | 29,400+70%Top 8% | 17,300Top 27% |
| PassMark | 52,889+81%Top 7% | 29,208Top 24% |
| 3DMark Time Spy Graphics (iGPU) | — | 2,659Top 23% |
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