Ultra 9 285K vs Ryzen 9 7900
Full specification comparison between the Intel Core Ultra 9 285K (2024) and the AMD Ryzen 9 7900 (2023).
Ultra 9 285K
Intel High-end
- ✓ More cores (24 vs 12)
- ✓ Higher boost clock (5.7 vs 5.4 GHz)
- ✓ Newer (2024 vs 2023)
Ryzen 9 7900
AMD High-end
- ✓ Larger L3 cache (64 MB vs 36 MB)
- ✓ Lower power draw (65 W vs 125 W)
- ✓ Cheaper at launch ($429 vs $589)
- ✓ Better performance per dollar
Verdict: The Ultra 9 285K and Ryzen 9 7900 deliver essentially the same level of performance — the difference is within a few percent and won't be noticeable in real use. The decision comes down to price, power draw and features.
Note they use different platforms (LGA1851 vs AM5), so this is a motherboard decision too, not just a CPU swap.
At launch pricing, the Ryzen 9 7900 offers more performance per dollar, and the Ryzen 9 7900 is the more power-efficient chip.
Estimated performance
Estimated average 1080p gaming performance compiled from publicly available benchmark data. Individual games vary.
Specs side by side
| Specification | Ultra 9 285K | Ryzen 9 7900 |
|---|---|---|
| Family | Arrow Lake | Zen 4 |
| Socket | LGA1851 | AM5 |
| Release year | 2024 | 2023 |
| Est. gaming perf. | ||
| Est. multi-core perf. | ||
| Est. single-core perf. | ||
| Cores | ||
| Threads | ||
| Max boost clock | ||
| L3 cache | ||
| TDP (base) | ||
| Integrated graphics | Intel Graphics | Radeon Graphics |
| Launch MSRP |
Green bars mark the better value in each row (for power and price, lower wins).
Frequently asked questions
Is the Ultra 9 285K better than the Ryzen 9 7900?
They perform almost identically (within ~1%). Choose based on price, power consumption and platform rather than raw speed.
How much faster is the Ultra 9 285K than the Ryzen 9 7900?
Roughly 1% on average in gaming workloads. The gap varies by title, resolution and settings.
Which processor is better value?
Comparing launch prices, the Ryzen 9 7900 delivers more performance per dollar. Check current street prices, as market pricing often shifts the value equation.