AMD Ryzen 9 7900X3D vs Intel Core Ultra 9 285K
77.8Single-core92.9
75.2Multi-core98.4
94.4Gamingspec-based71.3
5 spec wins — AMD Ryzen 9 7900X3D14 spec wins — Intel Core Ultra 9 285K
InnoReviews verdict
Intel Core Ultra 9 285K wins this desktop processor face-off, 90 to 80.8, pulling ahead mainly in multi-core (+23) and single-core (+15). AMD Ryzen 9 7900X3D 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 9 7900X3D
- 256% higher L3 cache: 128 MB vs 36 MB
- 50% higher Performance cores: 12 vs 8
- 19% higher Base clock: 4.4 GHz vs 3.7 GHz
- 17% higher CPU PCIe lanes: 28 vs 24
Reasons to pick the Intel Core Ultra 9 285K
- Stronger single-core score: 93 vs 78
- Stronger multi-core score: 98 vs 75
- 233% higher L2 cache: 40 MB vs 12 MB
- 100% higher cores: 24 vs 12
- 100% higher Max memory: 256 GB vs 128 GB
General
| Spec | AMD Ryzen 9 7900X3D | Intel Core Ultra 9 285K |
|---|---|---|
| Announced | 2023 | 2024 |
| Socket | AM5 | LGA1851 |
| Process | 5 nm | 3 nm+40% |
| Base TDP | 120 W+4% | 125 W |
| Max turbo power | 162 W | 250 W+54% |
| Unlocked multiplier | No | Yes |
| Cooler included | No | No |
Cores & Clocks
| Spec | AMD Ryzen 9 7900X3D | Intel Core Ultra 9 285K |
|---|---|---|
| Cores | 12 | 24+100% |
| Performance cores | 12+50% | 8 |
| Efficiency cores | 0 | 16 |
| Threads | 24 | 24 |
| Base clock | 4.4 GHz+19% | 3.7 GHz |
| Boost clock | 5.6 GHz | 5.7 GHz+2% |
| L2 cache | 12 MB | 40 MB+233% |
| L3 cache | 128 MB+256% | 36 MB |
Integrated GPU
| Spec | AMD Ryzen 9 7900X3D | Intel Core Ultra 9 285K |
|---|---|---|
| iGPU | AMD Radeon Graphics | Intel Graphics |
| iGPU clock | 2,200 MHz | 2,000 MHz |
Memory
| Spec | AMD Ryzen 9 7900X3D | Intel Core Ultra 9 285K |
|---|---|---|
| Memory support | DDR5-5200 | DDR5-6400 |
| Max memory | 128 GB | 256 GB+100% |
| Memory channels | 2 | 2 |
Platform
| Spec | AMD Ryzen 9 7900X3D | Intel Core Ultra 9 285K |
|---|---|---|
| PCIe version | 5 | 5 |
| CPU PCIe lanes | 28+17% | 24 |
Benchmarks
| Spec | AMD Ryzen 9 7900X3D | Intel Core Ultra 9 285K |
|---|---|---|
| Geekbench 6 (single) | 3,020Top 17% | 3,265+8%Top 7% |
| Geekbench 6 (multi) | 18,128Top 20% | 22,091+22%Top 5% |
| Cinebench R23 (single) | 1,908Top 29% | 2,382+25%Top 2% |
| Cinebench R23 (multi) | 26,747Top 19% | 42,460+59%Top 3% |
| PassMark | 50,200Top 17% | 67,224+34%Top 3% |
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