Intel · 2021
Intel Core i9-11900K
The Intel Core i9-11900K is a desktop processor released in 2021, featuring 8 cores and 16 threads with a boost clock up to 5.3 GHz.
The Intel Core i9-11900K is a high-end desktop processor based on the Rocket Lake microarchitecture, launched in March 2021. It has 8 cores and 16 threads, with a base clock of 3.5 GHz and a maximum turbo frequency of 5.3 GHz. The processor includes 16 MB of L3 cache and is built on a 14 nm process node. It supports DDR4-3200 memory across two channels and does not support ECC memory. The i9-11900K features an unlocked multiplier for overclocking and includes integrated Intel UHD Graphics 750. It provides 20 PCIe 4.0 lanes and supports instruction sets including SSE4.1/4.2, AVX2, and AVX-512. The processor has a TDP of 125 W and uses the FCLGA1200 socket. It was originally priced at $539 USD.
Specifications
| Microarchitecture unverified | Rocket Lake |
|---|---|
| Cores | 8 |
| Threads | 16 |
| Base clock | 3.5 GHz |
| Boost clock | 5.3 GHz |
| L3 cache | 16 MB |
| Process node | 14 nm |
| TDP / base power | 125 W |
| Socket | FCLGA1200 |
| Memory support | DDR4-3200 |
| Memory channels | 2 |
| ECC memory support | No |
| Integrated graphics | Intel UHD Graphics 750 |
| PCIe lanes (CPU) | 20 |
| PCIe version | 4.0 |
| Instruction sets | Intel SSE4.1, Intel SSE4.2, Intel AVX2, Intel AVX-512 |
| Unlocked multiplier unverified | Yes |
| Release date | 2021-03 |
| Release year | 2021 |
| Launch MSRP unverified | 539 USD |