Intel · 2021
Intel Core i9-11900
The Intel Core i9-11900 is a desktop processor released in 2021, featuring 8 cores and 16 threads with a boost clock up to 5.2 GHz.
The Intel Core i9-11900 is a desktop processor based on the Rocket Lake microarchitecture, released in March 2021. It has 8 cores and 16 threads, with a base clock of 2.5 GHz and a maximum boost clock of 5.2 GHz. The processor includes 16 MB of L3 cache and is built on a 14 nm process node. It has a TDP of 65 W and supports DDR4-3200 memory across two channels, but does not support ECC memory. Integrated graphics are provided by Intel UHD Graphics 750. The processor uses the FCLGA1200 socket and offers 20 PCIe 4.0 lanes. It supports instruction sets including 64-bit, Intel SSE4.1, SSE4.2, AVX2, and AVX-512. The multiplier is locked, preventing overclocking. The launch MSRP was $439 USD.
Specifications
| Microarchitecture unverified | Rocket Lake |
|---|---|
| Cores | 8 |
| Threads | 16 |
| Base clock | 2.5 GHz |
| Boost clock | 5.2 GHz |
| L3 cache | 16 MB |
| Process node | 14 nm |
| TDP / base power | 65 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 | 64-bit, Intel SSE4.1, Intel SSE4.2, Intel AVX2, Intel AVX-512 |
| Unlocked multiplier | No |
| Release date | 2021-03-30 |
| Release year | 2021 |
| Launch MSRP | 439 USD |
| Notes | MSRP range $483-$493; exact launch price not specified. |