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Intel 11th Gen Intel Core i9 11900KF vs Intel Core i9-12900K: Comparison
Intel 11th Gen Intel Core i9 11900KF and Intel Core i9-12900K separate most on l2 cache: Intel 11th Gen Intel Core i9 11900KF at 2 MB, Intel Core i9-12900K at 14 MB, 86% in favour of Intel Core i9-12900K. L3 Cache splits them by another 47%, again favouring Intel Core i9-12900K. They match on 6 other specifications, including form factor, tdp and market segment.
Specs
| Specification |  |  |
|---|---|---|
| Product Line | Core i9 | Core |
| Form Factor | Desktop | Desktop |
| Model Number | 11900KF | i9-12900K |
| Codename | Rocket Lake | Alder Lake |
| Release Year | 2021 | 2022 |
| TDP | 125 W | 125 W |
| Market Segment | Desktop | Desktop |
| Socket | LGA 1200 | LGA 1700 |
| Socket Status | End of Life | Mature |
| Process Node | 14 nm | 10 nm |
| SMT Enabled | Yes | true |
| P-Core Base Clock | 3.5 GHz | 3.2 |
| P-Core Boost Clock | 5.3 GHz | 5.2 |
| L2 Cache | 2 MB-86% | 14 MB |
| L3 Cache | 16 MB-47% | 30 MB |
| Base Power | 125 W | 125 W |
| Memory Type | DDR4 | DDR5 or DDR4 |
| Memory Channels | 2 | 2 |
| Integrated Graphics | No | Yes |
| PCIe Generation | PCIe 4.0 | PCIe 5.0 |
| PCIe Lanes | 20 | 20 |
| Launch MSRP | $549 | 589 |
| Retail Availability | Retail | Boxed Retail |
| Architecture | Rocket Lake, 11th Gen Intel Core | Alder Lake |
Verdict
Intel Core i9-12900K
7.9 / 10 Expert Rating
The Intel Core i9-12900K is an unlocked overclockable chip, well suited to enthusiast gaming and productivity builds.