AMD Ryzen 9 7900X vs Intel Core i9-9900K
77.4Single-core40.4
78.5Multi-core41.2
84.6Gaming47.4
18 spec wins — AMD Ryzen 9 7900X1 spec wins — Intel Core i9-9900K
InnoReviews verdict
AMD Ryzen 9 7900X wins this desktop processor face-off, 79.7 to 42.5, pulling ahead mainly in Multi-core (+37) and gaming (+37). 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 7900X
- Stronger Single-core score: 77 vs 40
- Stronger Multi-core score: 79 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
- 44% lower Base TDP: 95 W vs 170 W
- Lower launch price: $488 vs $549
General
| Spec | AMD Ryzen 9 7900X | Intel Core i9-9900K |
|---|---|---|
| Announced | 2022 | 2018 |
| Socket | AM5 | LGA1151-v2 |
| Process | 5 nm+64% | 14 nm |
| Base TDP | 170 W | 95 W+44% |
| Max turbo power | 230 W+93% | 119 W |
| Unlocked multiplier | Yes | Yes |
| Cooler included | No | No |
Cores & Clocks
| Spec | AMD Ryzen 9 7900X | Intel Core i9-9900K |
|---|---|---|
| Cores | 12+50% | 8 |
| Performance cores | 12+50% | 8 |
| Efficiency cores | 0 | 0 |
| Threads | 24+50% | 16 |
| Base clock | 4.7 GHz+31% | 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 7900X | 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 7900X | Intel Core i9-9900K |
|---|---|---|
| Memory support | DDR5-5200 | DDR4-2666 |
| Max memory | 128 GB | 128 GB |
| Memory channels | 2 | 2 |
Platform
| Spec | AMD Ryzen 9 7900X | Intel Core i9-9900K |
|---|---|---|
| PCIe version | 5+67% | 3 |
| CPU PCIe lanes | 28+75% | 16 |
Benchmarks
| Spec | AMD Ryzen 9 7900X | Intel Core i9-9900K |
|---|---|---|
| Geekbench 6 (single) | 2,880+67%Top 15% | 1,720Top 51% |
| Geekbench 6 (multi) | 18,500+110%Top 10% | 8,800Top 46% |
| Cinebench R23 (single) | 2,000+56%Top 17% | 1,280Top 62% |
| Cinebench R23 (multi) | 29,000+134%Top 12% | 12,400Top 45% |
| PassMark | 52,500+182%Top 10% | 18,600Top 53% |
Related comparisons
AMD Ryzen 9 7900Xvs Intel Core i7-14700KVSAMD Ryzen 9 7900Xvs AMD Ryzen 7 9800X3DVSAMD Ryzen 9 7900Xvs Intel Core i7-14700VSAMD Ryzen 9 7900Xvs Intel Core i7-13700KVSIntel Core i9-9900Kvs AMD Ryzen 5 3600XVSIntel Core i9-9900Kvs AMD Ryzen 5 5600GVSIntel Core i9-9900Kvs Intel Core i7-10700KVSIntel Core i9-9900Kvs Intel Core i5-11600KVS