AMD Ryzen 7 7840HS vs AMD Ryzen 7 8840U
61.5Single-core62.9
51.2Multi-core44.2
65.4Efficiencyspec-based73.5
68.5iGPU68.5
61.8Platformspec-based55.5
6 spec wins — AMD Ryzen 7 7840HS1 spec wins — AMD Ryzen 7 8840U
InnoReviews verdict
AMD Ryzen 7 7840HS wins this laptop processor face-off, 59.2 to 57.4, pulling ahead mainly in multi-core (+7). AMD Ryzen 7 8840U 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 7840HS
- Stronger multi-core score: 51 vs 44
- 167% higher Max memory: 256 GB vs 96 GB
- 80% higher Max TDP: 54 W vs 30 W
- 36% higher Cinebench R23 (multi): 16,600 vs 12,191
- 21% higher PassMark: 28,241 vs 23,390
Reasons to pick the AMD Ryzen 7 8840U
- 20% lower Base TDP: 28 W vs 35 W
General
| Spec | AMD Ryzen 7 7840HS | AMD Ryzen 7 8840U |
|---|---|---|
| Announced | 2023 | 2023 |
| Process | 4 nm | 4 nm |
| Base TDP | 35 W | 28 W+20% |
| Max TDP | 54 W+80% | 30 W |
Cores & Clocks
| Spec | AMD Ryzen 7 7840HS | AMD Ryzen 7 8840U |
|---|---|---|
| Cores | 8 | 8 |
| Performance cores | 8 | 8 |
| Threads | 16 | 16 |
| Base clock | 3.8 GHz+15% | 3.3 GHz |
| Boost clock | 5.1 GHz | 5.1 GHz |
| L3 cache | 16 MB | 16 MB |
Integrated GPU
| Spec | AMD Ryzen 7 7840HS | AMD Ryzen 7 8840U |
|---|---|---|
| iGPU | AMD Radeon 780M | AMD Radeon 780M |
| iGPU clock | 2,700 MHz | 2,700 MHz |
Memory
| Spec | AMD Ryzen 7 7840HS | AMD Ryzen 7 8840U |
|---|---|---|
| Memory support | LPDDR5X-7500 / DDR5-5600 | DDR5-5600 / LPDDR5X-7500 |
| Max memory | 256 GB+167% | 96 GB |
Benchmarks
| Spec | AMD Ryzen 7 7840HS | AMD Ryzen 7 8840U |
|---|---|---|
| Geekbench 6 (single) | 2,610Top 43% | — |
| Geekbench 6 (multi) | 12,600Top 41% | — |
| Cinebench R23 (single) | 1,760+9%Top 42% | 1,619Bottom 43% |
| Cinebench R23 (multi) | 16,600+36%Top 30% | 12,191Bottom 50% |
| PassMark | 28,241+21%Top 25% | 23,390Top 40% |
| 3DMark Time Spy Graphics (iGPU) | 2,659Top 22% | 2,659Top 22% |
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