AMD Ryzen 9 5900X vs Intel Core i9-11900K

Compare AMD Ryzen 9 Desktop 12 core CPU vs Intel 11th Generation Core i9 8 core processor, specs and benchmark score. Which is the better CPU for gaming?

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Price

The cheapest price from our partner retailers

$ 501.59
$ 128.40 slightly less expensive
$ 629.99

Benchmark Score

Overall Score

A combined score of all workloads

100 %
17% slightly better overall score
85 %

Gaming Score

The raw gaming performance with a fast GPU

100 %
109 %
9% slightly better gaming score

Multitasking Score

Performance in workloads using up to 8 cores

100 %
29% slightly better multitasking score
77 %

Heavy Workload Score

Performance in workloads using up to 16 cores

100 %
33% slightly better heavy workload score
75 %

Free CPU Benchmark

Want to compare your processor against the Ryzen 9 5900X and the Core i9-11900K? Download our free and quick PC Performance Test.

Other Benchmarks

3DMark Physics score

3DMark Physics score

Physics simulation benchmark

13023
5% slightly higher 3DMark Physics score
12313
Blender score

Blender score

Cycles Render (Samples per minute)

333.69
52% significantly higher Blender score
218.67
Cinebench R23 score

Cinebench R23 score

Multi threaded benchmark

20634
32% slightly higher Cinebench R23 score
15519
Geekbench 5 (multi) score

Geekbench 5 (multi) score

Multi threaded benchmark

11764
11% slightly higher Geekbench 5 (multi) score
10589
Geekbench 5 (single) score

Geekbench 5 (single) score

Single threaded benchmark

2141
2288
6% slightly higher Geekbench 5 (single) score
Geekbench 6 (multi) score

Geekbench 6 (multi) score

Multi threaded benchmark

11762
12% slightly higher Geekbench 6 (multi) score
10428
Geekbench 6 (single) score

Geekbench 6 (single) score

Single threaded benchmark

2148
2275
5% slightly higher Geekbench 6 (single) score

Specifications

Cores

Number of physical processing units

12
49% significantly more cores
8

Threads

Number of logical processing units

24
49% significantly more threads
16

Clock Speed

Base frequency at which the chip operates

3.7 GHz
5% slightly higher clock speed
3.5 GHz

Turbo Speed

Higher frequency used for heavy workloads

4.8 GHz
5.3 GHz
10% slightly higher turbo speed

TDP

Thermal Design Power: Measure of heat generated by the CPU

105 W
19% slightly lower TDP
125 W

L1 Cache

Smallest embedded memory, but the fastest

768 KiB
20% slightly more L1 cache
640 KiB

L2 Cache

Secondary embedded memory, slower than L1 cache

6 MiB
49% significantly more L2 cache
4 MiB

L3 Cache

General memory pool for all cores

64 MiB
300% significantly more L3 cache
16 MiB

Other details

Rank

Ranking in the hardwareDB database

22nd of 626
33rd of 626

Family

The product line

Ryzen 9 Desktop
11th Generation Core i9

Release date

The official date of release of this chip

May 2020
February 2021

Memory Type

The type of memory used by this chip

DDR4
DDR4-3200

Is Unlocked

Can this CPU can be overclocked

Yes
Yes

Supports ECC memory

Does this CPU support error correcting memory

-
No

Ryzen 9 5900X vs Core i9-11900K specs and performance

Our benchmark analysis concludes that the Ryzen 9 5900X performs better than the Core i9-11900K. Despite this, the Core i9-11900K has the advantage in our gaming benchmark.

With info from our database, we find that the Ryzen 9 5900X has significantly more cores with 12 cores whereas the Core i9-11900K has 8 cores. It also has more threads than the Core i9-11900K. These CPUs have different clock speeds. Indeed, the Ryzen 9 5900X has a slightly higher clock speed compared to the Core i9-11900K. Despite this, the Core i9-11900K has a slightly higher turbo speed. A Ryzen 9 5900X CPU outputs less heat than a Core i9-11900K CPU because of its slightly lower TDP. This measures the amount of heat they output and can be used to estimate power consumption. The cache sizes of these CPUs are different. Indeed, the Ryzen 9 5900X has significantly more L2 cache than the Core i9-11900K. The Ryzen 9 5900X also has significantly more L3 cache.

The more cores a CPU has, the better the overall performance will be in parallel workloads such as multitasking. Many CPUs have more threads than cores, this means that each physical core is split into multiple logical cores, making them more efficient. Indeed, the Ryzen 9 5900X has more threads than cores. Each physical core is split into multiple threads.

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