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AMD Ryzen 9 9900X vs Intel 11th Gen Intel Core i9 11900KF: Comparison
AMD Ryzen 9 9900X and Intel 11th Gen Intel Core i9 11900KF separate most on l2 cache: AMD Ryzen 9 9900X at 12 MB, Intel 11th Gen Intel Core i9 11900KF at 2 MB, 83% in favour of AMD Ryzen 9 9900X. L3 Cache splits them by another 75%, again favouring AMD Ryzen 9 9900X. They match on form factor, market segment and memory channels.
Specs
| Specification | ![]() | ![]() |
|---|---|---|
| Brand | AMD | Intel |
| Form Factor | Desktop | Desktop |
| Model Number | 9900X | 11900KF |
| Codename | Granite Ridge | Rocket Lake |
| Core/Thread Count | 12 Core / 24 Thread | 8 Core / 16 Thread |
| TDP | 120 W | 125 W |
| Market Segment | Desktop | Desktop |
| Cache | 64MB L3 + 12MB L2 + 960KB L1 | 16MB L3 + 2MB L2 + 512KB L1 |
| Socket | AM5 | LGA 1200 |
| Boost/Base Clock | 5.6 GHz / 4.4 GHz | 5.3 GHz / 3.5 GHz |
| Socket Status | Current | End of Life |
| Process Node | 4 nm | 14 nm |
| SMT Enabled | true | Yes |
| P-Core Base Clock | 4.4 | 3.5 GHz |
| P-Core Boost Clock | 5.6 | 5.3 GHz |
| L2 Cache | 12 MB | 2 MB-83% |
| L3 Cache | 64 MB | 16 MB-75% |
| Base Power | 120 W | 125 W |
| Memory Type | DDR5 | DDR4 |
| Memory Channels | 2 | 2 |
| ECC Support | true | No |
| Integrated Graphics | Yes | No |
| PCIe Generation | PCIe 5.0 | PCIe 4.0 |
| PCIe Lanes | 24 | 20-17% |
| Launch MSRP | 499 | $549 |
| Retail Availability | Boxed Retail | Retail |
| Series | Ryzen 9 | Core i9 |
| CPU Process Node | 4 Nanometers (TSMC) | 14 Nanometers |
| Architecture | Zen 5, Ryzen 9000 Series | Rocket Lake, 11th Gen Intel Core |
More comparisons in Processors (CPUs)
- AMD 6th Gen A10-8700P APU vs AMD Ryzen 9 9900X
- Intel 10th Gen Intel Core i9-10900F vs Intel 11th Gen Intel Core i9 11900KF
- Intel 11th Gen Intel Core i9 11900KF vs Intel Core i9-14900K
- AMD Ryzen 9 5900X vs Intel 11th Gen Intel Core i9 11900KF
- Intel 10th Gen Intel Core i9-10900KF vs Intel 11th Gen Intel Core i9 11900KF
- AMD Ryzen 9 7900 vs AMD Ryzen 9 9900X




