AMD Ryzen 9 9900X vs Intel Core i9-9900K
90.1Single-core40.4
83.6Multi-core41.2
84.6Gaming47.4
19 spec wins — AMD Ryzen 9 9900X1 spec wins — Intel Core i9-9900K
InnoReviews verdict
AMD Ryzen 9 9900X wins this desktop processor face-off, 85.8 to 42.5, pulling ahead mainly in Single-core (+50) and Multi-core (+42). Intel Core i9-9900K 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 9900X
- Stronger Single-core score: 90 vs 40
- Stronger Multi-core score: 84 vs 41
- Stronger gaming score: 85 vs 47
- 500% higher L2 cache: 12 MB vs 2 MB
- 300% higher L3 cache: 64 MB vs 16 MB
Reasons to pick the Intel Core i9-9900K
- 21% lower Base TDP: 95 W vs 120 W
General
| Spec | AMD Ryzen 9 9900X | Intel Core i9-9900K |
|---|---|---|
| Announced | 2024 | 2018 |
| Socket | AM5 | LGA1151-v2 |
| Process | 4 nm+71% | 14 nm |
| Base TDP | 120 W | 95 W+21% |
| Max turbo power | 162 W+36% | 119 W |
| Unlocked multiplier | Yes | Yes |
| Cooler included | No | No |
Cores & Clocks
| Spec | AMD Ryzen 9 9900X | Intel Core i9-9900K |
|---|---|---|
| Cores | 12+50% | 8 |
| Performance cores | 12+50% | 8 |
| Efficiency cores | 0 | 0 |
| Threads | 24+50% | 16 |
| Base clock | 4.4 GHz+22% | 3.6 GHz |
| Boost clock | 5.6 GHz+12% | 5 GHz |
| L2 cache | 12 MB+500% | 2 MB |
| L3 cache | 64 MB+300% | 16 MB |
Integrated GPU
| Spec | AMD Ryzen 9 9900X | Intel Core i9-9900K |
|---|---|---|
| iGPU | AMD Radeon Graphics (2 CU RDNA 2) | Intel UHD Graphics 630 |
| iGPU clock | 2,200 MHz+83% | 1,200 MHz |
Memory
| Spec | AMD Ryzen 9 9900X | Intel Core i9-9900K |
|---|---|---|
| Memory support | DDR5-5600 | DDR4-2666 |
| Max memory | 192 GB+50% | 128 GB |
| Memory channels | 2 | 2 |
Platform
| Spec | AMD Ryzen 9 9900X | Intel Core i9-9900K |
|---|---|---|
| PCIe version | 5+67% | 3 |
| CPU PCIe lanes | 28+75% | 16 |
Benchmarks
| Spec | AMD Ryzen 9 9900X | Intel Core i9-9900K |
|---|---|---|
| Geekbench 6 (single) | 3,300+92%Top 3% | 1,720Top 51% |
| Geekbench 6 (multi) | 19,800+125%Top 8% | 8,800Top 46% |
| Cinebench R23 (single) | 2,230+74%Top 7% | 1,280Top 62% |
| Cinebench R23 (multi) | 32,000+158%Top 10% | 12,400Top 45% |
| PassMark | 55,500+198%Top 8% | 18,600Top 53% |
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