AMD Ryzen 7 7840U vs Qualcomm Snapdragon C
48.6Single-core—
36.7Multi-core—
73.5Efficiency73.3
92iGPU20
61.8Platform28.9
4 spec wins — AMD Ryzen 7 7840U1 spec wins — Qualcomm Snapdragon C
InnoReviews verdict
AMD Ryzen 7 7840U wins this laptop processor face-off, 54.5 to 43.3, pulling ahead mainly in iGPU (+72) and platform (+33). Qualcomm Snapdragon C 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
- Stronger iGPU score: 92 vs 20
- Stronger platform score: 62 vs 29
- 200% higher iGPU clock: 2,700 MHz vs 900 MHz
- 100% higher threads: 16 vs 8
- 70% higher Boost clock: 5.1 GHz vs 3 GHz
Reasons to pick the Qualcomm Snapdragon C
No decisive spec advantages — this side competes on price and preference.
General
| Spec | AMD Ryzen 7 7840U | Qualcomm Snapdragon C |
|---|---|---|
| Announced | 2023 | 2026 |
| Process | 4 nm+33% | 6 nm |
| Base TDP | 28 W | — |
| Max TDP | 30 W | — |
Cores & Clocks
| Spec | AMD Ryzen 7 7840U | Qualcomm Snapdragon C |
|---|---|---|
| Cores | 8 | 8 |
| Performance cores | 8 | — |
| Threads | 16+100% | 8 |
| Base clock | 3.3 GHz | — |
| Boost clock | 5.1 GHz+70% | 3 GHz |
| L3 cache | 16 MB | — |
Integrated GPU
| Spec | AMD Ryzen 7 7840U | Qualcomm Snapdragon C |
|---|---|---|
| iGPU | AMD Radeon 780M | Qualcomm Adreno A643 |
| iGPU clock | 2,700 MHz+200% | 900 MHz |
Memory
| Spec | AMD Ryzen 7 7840U | Qualcomm Snapdragon C |
|---|---|---|
| Memory support | LPDDR5X-7500 / DDR5-5600 | — |
| Max memory | 256 GB | — |
Benchmarks
| Spec | AMD Ryzen 7 7840U | Qualcomm Snapdragon C |
|---|---|---|
| Geekbench 6 (single) | 2,580Top 57% | — |
| Geekbench 6 (multi) | 11,700Top 65% | — |
| Cinebench R23 (single) | 1,740Top 62% | — |
| Cinebench R23 (multi) | 14,500Top 58% | — |
| PassMark | 28,400Top 49% | — |
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