AMD Ryzen 7 7840U vs Intel Core 3 100U
60.8Single-core49.4
47.5Multi-core33.6
73.5Efficiencyspec-based75.3
68.5iGPU—
61.8Platformspec-based45.9
11 spec wins — AMD Ryzen 7 7840U3 spec wins — Intel Core 3 100U
InnoReviews verdict
AMD Ryzen 7 7840U wins this laptop processor face-off, 59 to 47, pulling ahead mainly in multi-core (+14) and single-core (+11). Intel Core 3 100U 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 single-core score: 61 vs 49
- Stronger multi-core score: 48 vs 34
- 300% higher Performance cores: 8 vs 2
- 175% higher Base clock: 3.3 GHz vs 1.2 GHz
- 167% higher Max memory: 256 GB vs 96 GB
Reasons to pick the Intel Core 3 100U
- 83% higher Max TDP: 55 W vs 30 W
- 46% lower Base TDP: 15 W vs 28 W
General
| Spec | AMD Ryzen 7 7840U | Intel Core 3 100U |
|---|---|---|
| Announced | 2023 | 2024 |
| Process | 4 nm+60% | 10 nm |
| Base TDP | 28 W | 15 W+46% |
| Max TDP | 30 W | 55 W+83% |
Cores & Clocks
| Spec | AMD Ryzen 7 7840U | Intel Core 3 100U |
|---|---|---|
| Cores | 8+33% | 6 |
| Performance cores | 8+300% | 2 |
| Efficiency cores | — | 4 |
| Threads | 16+100% | 8 |
| Base clock | 3.3 GHz+175% | 1.2 GHz |
| Boost clock | 5.1 GHz+9% | 4.7 GHz |
| L3 cache | 16 MB+60% | 10 MB |
Integrated GPU
| Spec | AMD Ryzen 7 7840U | Intel Core 3 100U |
|---|---|---|
| iGPU | AMD Radeon 780M | Intel Graphics (64 EU) |
| iGPU clock | 2,700 MHz | 1,250 MHz |
Memory
| Spec | AMD Ryzen 7 7840U | Intel Core 3 100U |
|---|---|---|
| Memory support | LPDDR5X-7500 / DDR5-5600 | DDR5-5200 / DDR4-3200 / LPDDR5X-5200 / LPDDR4X-4267 |
| Max memory | 256 GB+167% | 96 GB |
Benchmarks
| Spec | AMD Ryzen 7 7840U | Intel Core 3 100U |
|---|---|---|
| Geekbench 6 (single) | 2,580+12%Top 45% | 2,295Bottom 35% |
| Geekbench 6 (multi) | 11,700+69%Top 47% | 6,940Bottom 19% |
| Cinebench R23 (single) | 1,740Top 47% | — |
| Cinebench R23 (multi) | 14,500Top 39% | — |
| PassMark | 24,388+98%Top 37% | 12,302Bottom 22% |
| 3DMark Time Spy Graphics (iGPU) | 2,659Top 23% | — |
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