AMD Ryzen 9 7900 vs Intel Core Ultra 9 285K
78.6Single-core92.9
70.5Multi-core98.4
83.3Gamingspec-based71.3
4 spec wins — AMD Ryzen 9 790012 spec wins — Intel Core Ultra 9 285K
InnoReviews verdict
Intel Core Ultra 9 285K wins this desktop processor face-off, 90 to 76.1, pulling ahead mainly in multi-core (+28) and single-core (+14). AMD Ryzen 9 7900 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 7900
- 78% higher L3 cache: 64 MB vs 36 MB
- 50% higher Performance cores: 12 vs 8
- 48% lower Base TDP: 65 W vs 125 W
- 17% higher CPU PCIe lanes: 28 vs 24
- Lower launch price: $429 vs $589
Reasons to pick the Intel Core Ultra 9 285K
- Stronger single-core score: 93 vs 79
- Stronger multi-core score: 98 vs 71
- 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 7900 | Intel Core Ultra 9 285K |
|---|---|---|
| Announced | 2023 | 2024 |
| Socket | AM5 | LGA1851 |
| Process | 5 nm | 3 nm+40% |
| Base TDP | 65 W+48% | 125 W |
| Max turbo power | — | 250 W |
| Unlocked multiplier | Yes | Yes |
| Cooler included | No | No |
Cores & Clocks
| Spec | AMD Ryzen 9 7900 | Intel Core Ultra 9 285K |
|---|---|---|
| Cores | 12 | 24+100% |
| Performance cores | 12+50% | 8 |
| Efficiency cores | 0 | 16 |
| Threads | 24 | 24 |
| Base clock | 3.7 GHz | 3.7 GHz |
| Boost clock | 5.4 GHz | 5.7 GHz+6% |
| L2 cache | 12 MB | 40 MB+233% |
| L3 cache | 64 MB+78% | 36 MB |
Integrated GPU
| Spec | AMD Ryzen 9 7900 | Intel Core Ultra 9 285K |
|---|---|---|
| iGPU | AMD Radeon Graphics | Intel Graphics |
| iGPU clock | 2,200 MHz | 2,000 MHz |
Memory
| Spec | AMD Ryzen 9 7900 | 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 7900 | Intel Core Ultra 9 285K |
|---|---|---|
| PCIe version | 5 | 5 |
| CPU PCIe lanes | 28+17% | 24 |
Benchmarks
| Spec | AMD Ryzen 9 7900 | Intel Core Ultra 9 285K |
|---|---|---|
| Geekbench 6 (single) | 2,990Top 19% | 3,265+9%Top 7% |
| Geekbench 6 (multi) | 15,725Top 28% | 22,091+40%Top 5% |
| Cinebench R23 (single) | 1,966Top 26% | 2,382+21%Top 2% |
| Cinebench R23 (multi) | 24,776Top 21% | 42,460+71%Top 3% |
| PassMark | 48,013Top 20% | 67,224+40%Top 3% |
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