AMD Ryzen 7 5800X3D vs Intel Core Ultra 7 265K
47.9Single-core87.2
48.2Multi-core88.5
87.5Gamingspec-based65.7
2 spec wins — AMD Ryzen 7 5800X3D17 spec wins — Intel Core Ultra 7 265K
InnoReviews verdict
Intel Core Ultra 7 265K wins this desktop processor face-off, 82.4 to 57.9, pulling ahead mainly in multi-core (+40) and single-core (+39). AMD Ryzen 7 5800X3D 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 5800X3D
- 220% higher L3 cache: 96 MB vs 30 MB
- 16% lower Base TDP: 105 W vs 125 W
Reasons to pick the Intel Core Ultra 7 265K
- Stronger single-core score: 87 vs 48
- Stronger multi-core score: 89 vs 48
- 800% higher L2 cache: 36 MB vs 4 MB
- 153% higher Cinebench R23 (multi): 35,905 vs 14,200
- 150% higher cores: 20 vs 8
- Lower launch price: $394 vs $449
General
| Spec | AMD Ryzen 7 5800X3D | Intel Core Ultra 7 265K |
|---|---|---|
| Announced | 2022 | 2024 |
| Socket | AM4 | LGA1851 |
| Process | 7 nm | 3 nm+57% |
| Base TDP | 105 W+16% | 125 W |
| Max turbo power | 142 W | 250 W+76% |
| Unlocked multiplier | No | Yes |
| Cooler included | No | No |
Cores & Clocks
| Spec | AMD Ryzen 7 5800X3D | Intel Core Ultra 7 265K |
|---|---|---|
| Cores | 8 | 20+150% |
| Performance cores | 8 | 8 |
| Efficiency cores | 0 | 12 |
| Threads | 16 | 20+25% |
| Base clock | 3.4 GHz | 3.9 GHz+15% |
| Boost clock | 4.5 GHz | 5.5 GHz+22% |
| L2 cache | 4 MB | 36 MB+800% |
| L3 cache | 96 MB+220% | 30 MB |
Integrated GPU
| Spec | AMD Ryzen 7 5800X3D | Intel Core Ultra 7 265K |
|---|---|---|
| iGPU | — | Intel Graphics |
| iGPU clock | — | 2,000 MHz |
Memory
| Spec | AMD Ryzen 7 5800X3D | Intel Core Ultra 7 265K |
|---|---|---|
| Memory support | DDR4-3200 | DDR5-6400 |
| Max memory | 128 GB | 256 GB+100% |
| Memory channels | 2 | 2 |
Platform
| Spec | AMD Ryzen 7 5800X3D | Intel Core Ultra 7 265K |
|---|---|---|
| PCIe version | 4 | 5+25% |
| CPU PCIe lanes | 24 | 24 |
Benchmarks
| Spec | AMD Ryzen 7 5800X3D | Intel Core Ultra 7 265K |
|---|---|---|
| Geekbench 6 (single) | 1,900Bottom 49% | 3,092+63%Top 14% |
| Geekbench 6 (multi) | 10,500Top 48% | 20,019+91%Top 11% |
| Cinebench R23 (single) | 1,470Bottom 43% | 2,267+54%Top 6% |
| Cinebench R23 (multi) | 14,200Top 49% | 35,905+153%Top 10% |
| PassMark | 28,100Top 45% | 58,569+108%Top 9% |
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