AMD Ryzen 9 9900X3D vs Intel Core i5-12600K
—Single-core65.2
86.2Multi-core50.8
93.8Gamingspec-based52.1
13 spec wins — AMD Ryzen 9 9900X3D1 spec wins — Intel Core i5-12600K
InnoReviews verdict
No overall winner yet: AMD Ryzen 9 9900X3D lacks the published benchmark results an Inno Score requires, so there is no Inno Score to compare — we don't rank chips on their spec sheet alone. The spec table below still shows every difference we track.
Which would you pick?
Key differences
Reasons to pick the AMD Ryzen 9 9900X3D
- Stronger multi-core score: 86 vs 51
- 540% higher L3 cache: 128 MB vs 20 MB
- 104% higher PassMark: 56,050 vs 27,501
- 100% higher Performance cores: 12 vs 6
- 100% higher Max memory: 256 GB vs 128 GB
Reasons to pick the Intel Core i5-12600K
- Lower launch price: $318 vs $599
General
| Spec | AMD Ryzen 9 9900X3D | Intel Core i5-12600K |
|---|---|---|
| Announced | 2025 | 2021 |
| Socket | AM5 | LGA1700 |
| Process | 4 nm+60% | 10 nm |
| Base TDP | 120 W+4% | 125 W |
| Max turbo power | — | 150 W |
| Unlocked multiplier | Yes | Yes |
| Cooler included | No | No |
Cores & Clocks
| Spec | AMD Ryzen 9 9900X3D | Intel Core i5-12600K |
|---|---|---|
| Cores | 12+20% | 10 |
| Performance cores | 12+100% | 6 |
| Efficiency cores | 0 | 4 |
| Threads | 24+50% | 16 |
| Base clock | 4.4 GHz+19% | 3.7 GHz |
| Boost clock | 5.5 GHz+12% | 4.9 GHz |
| L2 cache | 12 MB+26% | 10 MB |
| L3 cache | 128 MB+540% | 20 MB |
Integrated GPU
| Spec | AMD Ryzen 9 9900X3D | Intel Core i5-12600K |
|---|---|---|
| iGPU | AMD Radeon Graphics (2 CU RDNA 2) | Intel UHD Graphics 770 |
| iGPU clock | 2,200 MHz | 1,450 MHz |
Memory
| Spec | AMD Ryzen 9 9900X3D | Intel Core i5-12600K |
|---|---|---|
| Memory support | DDR5-5600 | DDR5-4800 / DDR4-3200 |
| Max memory | 256 GB+100% | 128 GB |
| Memory channels | 2 | 2 |
Platform
| Spec | AMD Ryzen 9 9900X3D | Intel Core i5-12600K |
|---|---|---|
| PCIe version | 5 | 5 |
| CPU PCIe lanes | 28+40% | 20 |
Benchmarks
| Spec | AMD Ryzen 9 9900X3D | Intel Core i5-12600K |
|---|---|---|
| Cinebench R23 (single) | — | 1,809Top 38% |
| Cinebench R23 (multi) | — | 16,878Top 37% |
| PassMark | 56,050+104%Top 12% | 27,501Top 47% |
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