AMD Ryzen 7 7800X3D vs AMD Ryzen 9 7900
69Single-core78.6
57.9Multi-core70.5
90.6Gamingspec-based83.3
2 spec wins — AMD Ryzen 7 7800X3D12 spec wins — AMD Ryzen 9 7900
InnoReviews verdict
AMD Ryzen 9 7900 wins this desktop processor face-off, 76.1 to 69.4, pulling ahead mainly in multi-core (+13) and single-core (+10). AMD Ryzen 7 7800X3D 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 7800X3D
- 50% higher L3 cache: 96 MB vs 64 MB
- 14% higher Base clock: 4.2 GHz vs 3.7 GHz
Reasons to pick the AMD Ryzen 9 7900
- Stronger single-core score: 79 vs 69
- Stronger multi-core score: 71 vs 58
- 50% higher cores: 12 vs 8
- 50% higher Performance cores: 12 vs 8
- 50% higher threads: 24 vs 16
General
| Spec | AMD Ryzen 7 7800X3D | AMD Ryzen 9 7900 |
|---|---|---|
| Announced | 2023 | 2023 |
| Socket | AM5 | AM5 |
| Process | 5 nm | 5 nm |
| Base TDP | 120 W | 65 W+46% |
| Max turbo power | 162 W | — |
| Unlocked multiplier | No | Yes |
| Cooler included | No | No |
Cores & Clocks
| Spec | AMD Ryzen 7 7800X3D | AMD Ryzen 9 7900 |
|---|---|---|
| Cores | 8 | 12+50% |
| Performance cores | 8 | 12+50% |
| Efficiency cores | 0 | 0 |
| Threads | 16 | 24+50% |
| Base clock | 4.2 GHz+14% | 3.7 GHz |
| Boost clock | 5 GHz | 5.4 GHz+8% |
| L2 cache | 8 MB | 12 MB+50% |
| L3 cache | 96 MB+50% | 64 MB |
Integrated GPU
| Spec | AMD Ryzen 7 7800X3D | AMD Ryzen 9 7900 |
|---|---|---|
| iGPU | AMD Radeon Graphics (2 CU RDNA 2) | AMD Radeon Graphics |
| iGPU clock | 2,200 MHz | 2,200 MHz |
Memory
| Spec | AMD Ryzen 7 7800X3D | AMD Ryzen 9 7900 |
|---|---|---|
| Memory support | DDR5-5200 | DDR5-5200 |
| Max memory | 128 GB | 128 GB |
| Memory channels | 2 | 2 |
Platform
| Spec | AMD Ryzen 7 7800X3D | AMD Ryzen 9 7900 |
|---|---|---|
| PCIe version | 5 | 5 |
| CPU PCIe lanes | 28 | 28 |
Benchmarks
| Spec | AMD Ryzen 7 7800X3D | AMD Ryzen 9 7900 |
|---|---|---|
| Geekbench 6 (single) | 2,650Top 34% | 2,990+13%Top 19% |
| Geekbench 6 (multi) | 15,000Top 32% | 15,725+5%Top 28% |
| Cinebench R23 (single) | 1,810Top 37% | 1,966+9%Top 26% |
| Cinebench R23 (multi) | 17,800Top 33% | 24,776+39%Top 21% |
| PassMark | 34,500Top 34% | 48,013+39%Top 20% |
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