AMD Ryzen 7 7840U vs Intel Core i9-14900HX
48.6Single-core69.1
36.7Multi-core67.5
74.2Efficiency20
92iGPU50
62.2Platform87.8
5 spec wins — AMD Ryzen 7 7840U11 spec wins — Intel Core i9-14900HX
InnoReviews verdict
Intel Core i9-14900HX wins this laptop processor face-off, 62.1 to 54.7, pulling ahead mainly in Multi-core (+31) and platform (+26). AMD Ryzen 7 7840U still makes sense if its price or standout specs fit your needs better.
Key differences
Reasons to pick the AMD Ryzen 7 7840U
- Stronger efficiency score: 74 vs 20
- Stronger iGPU score: 92 vs 50
- 64% higher iGPU clock: 2,700 MHz vs 1,650 MHz
- 60% lower process: 4 nm vs 10 nm
- 50% higher Base clock: 3.3 GHz vs 2.2 GHz
Reasons to pick the Intel Core i9-14900HX
- Stronger Single-core score: 69 vs 49
- Stronger Multi-core score: 68 vs 37
- Stronger platform score: 88 vs 62
- 423% higher Max TDP: 157 W vs 30 W
- 200% higher cores: 24 vs 8
General
| Spec | AMD Ryzen 7 7840U | Intel Core i9-14900HX |
|---|---|---|
| Announced | 2023 | 2024 |
| Process | 4 nm+60% | 10 nm |
| Base TDP | 28 W+49% | 55 W |
| Max TDP | 30 W | 157 W+423% |
Cores & Clocks
| Spec | AMD Ryzen 7 7840U | Intel Core i9-14900HX |
|---|---|---|
| Cores | 8 | 24+200% |
| Performance cores | 8 | 8 |
| Efficiency cores | — | 16 |
| Threads | 16 | 32+100% |
| Base clock | 3.3 GHz+50% | 2.2 GHz |
| Boost clock | 5.1 GHz | 5.8 GHz+14% |
| L3 cache | 16 MB | 36 MB+125% |
Integrated GPU
| Spec | AMD Ryzen 7 7840U | Intel Core i9-14900HX |
|---|---|---|
| iGPU | AMD Radeon 780M | Intel UHD Graphics |
| iGPU clock | 2,700 MHz+64% | 1,650 MHz |
Memory
| Spec | AMD Ryzen 7 7840U | Intel Core i9-14900HX |
|---|---|---|
| Memory support | LPDDR5X-7500 / DDR5-5600 | DDR5-5600 / DDR4-3200 |
| Max memory | 256 GB+33% | 192 GB |
Benchmarks
| Spec | AMD Ryzen 7 7840U | Intel Core i9-14900HX |
|---|---|---|
| Geekbench 6 (single) | 2,580 | 2,920+13% |
| Geekbench 6 (multi) | 11,700 | 18,100+55% |
| Cinebench R23 (single) | 1,740 | 2,190+26% |
| Cinebench R23 (multi) | 14,500 | 30,200+108% |
| PassMark | 28,400 | 47,000+65% |
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