Intel Core i9-11900K: specs and benchmarks

Intel Core i9-11900K


This is Rocket Lake architecture desktop processor primarily aimed at home systems. It has 8 cores and 16 threads, and is based on 14 nm manufacturing technology, with a maximum frequency of 5300 MHz and an unlocked multiplier.

Compatibility-wise, this is Intel Socket 1200 processor with a TDP of 125 Watt and a maximum temperature of 72 °C. It supports DDR4-3200 memory.

It provides good benchmark performance at 31.65 percent of a leader's which is AMD Ryzen Threadripper PRO 3995WX.

General info

Of Core i9-11900K processor market type (desktop or notebook), architecture and sales start time and price.
Place in performance rating
Architecture codename
Rocket Lake
Release date
no data

Technical specs

Core i9-11900K's quantitative parameters such as cores and threads number, clocks, manufacturing process, cache size and multiplier lock state. These parameters indirectly say of Core i9-11900K's performance, but to be more precise you have to review its test results.
Number of cores
Number of threads
Base frequency
3.5 GHz
of 4.7 (FX-9590)
Maximum frequency
5.3 GHz
L1 cache
64K (per core)
of 896 (Atom C3950)
L2 cache
256K (per core)
L3 cache
16 MB (shared)
Manufacturing process technology
14 nm
of 5 (Apple M1)
Maximum case temperature (TCase)
72 °C
of 105 (Core i7-5557U)
64 bit support


Information on Core i9-11900K compatibility with other computer components. Useful when choosing a future computer configuration or upgrading an existing one.
Max number of CPUs in a configuration
Power consumption (TDP)
125 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i9-11900K. You'll probably need this information if you require some particular technology.

Security technologies

Core i9-11900K technologies aimed at raising security, for example, by protecting against hacks.

Virtualization technologies

Virtual machine speed-up technologies supported by Core i9-11900K are enumerated here.

Memory specs

Types, maximum amount and channel number of RAM supported by Core i9-11900K.
Supported memory types
of 4266 (Ryzen 9 4900H)

Graphics specifications

General parameters of GPU integrated into Core i9-11900K.
Integrated graphics

Benchmark performance

Non-gaming benchmarks performance of Core i9-11900K. Overall benchmark performance is measured in points in 0-100 range.

Overall benchmark performance




Game benchmarks

Let's see how good Core i9-11900K is for gaming compared with game system requirements. Remember that sometimes official requirements may reflect real performance inaccurately.

AMD equivalent

We believe that the nearest equivalent to Core i9-11900K from AMD is Ryzen 7 5800X, which is faster by 2% and higher by 4 positions in our rating.

User rating

Here are CPU ratings given by our user. You can rate both processors yourself.

Advices and comments

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