Intel Core i9-11900K vs AMD Ryzen 9 7950X

Compare Intel 11th Generation Core i9 8 core CPU vs AMD Ryzen 9 Desktop 16 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

$ 559.99
$ 447.36
$ 112.63 slightly less expensive

Benchmark Score

Overall Score

A combined score of all workloads

8281 points
16669 points
101% significantly better overall score

Gaming Score

The raw gaming performance with a fast GPU

10754 points
14068 points
30% slightly better gaming score

Multitasking Score

Performance in workloads using up to 8 cores

7475 points
17588 points
135% significantly better multitasking score

Heavy Workload Score

Performance in workloads using up to 16 cores

7270 points
17965 points
147% significantly better heavy workload score

Free CPU Benchmark

Want to compare your processor against the Core i9-11900K and the Ryzen 9 7950X? Download our free and quick PC Performance Test.

Other Benchmarks

3DMark Physics score

3DMark Physics score

Physics simulation benchmark

8414 points
15917 points
89% significantly higher 3DMark Physics score
Blender score

Blender score

Cycles Render (Samples per minute)

212.26 points
568.01 points
167% significantly higher Blender score
Cinebench R23 score

Cinebench R23 score

Multi threaded benchmark

15519 points
38248 points
146% significantly higher Cinebench R23 score
Geekbench 5 (multi) score

Geekbench 5 (multi) score

Multi threaded benchmark

10589 points
18904 points
78% significantly higher Geekbench 5 (multi) score
Geekbench 5 (single) score

Geekbench 5 (single) score

Single threaded benchmark

2288 points
2875 points
25% slightly higher Geekbench 5 (single) score
Geekbench 6 (multi) score

Geekbench 6 (multi) score

Multi threaded benchmark

11108 points
19297 points
73% significantly higher Geekbench 6 (multi) score
Geekbench 6 (single) score

Geekbench 6 (single) score

Single threaded benchmark

2402 points
2976 points
23% slightly higher Geekbench 6 (single) score

Specifications

Cores

Number of physical processing units

8
16
100% significantly more cores

Threads

Number of logical processing units

16
32
100% significantly more threads

Clock Speed

Base frequency at which the chip operates

3.5 GHz
4.5 GHz
28% slightly higher clock speed

Turbo Speed

Higher frequency used for heavy workloads

5.3 GHz
5.7 GHz
7% slightly higher turbo speed

TDP

Thermal Design Power: Measure of heat generated by the CPU

125 W
36% slightly lower TDP
170 W

PCIe Lanes

Number of physical connections between the CPU and expansion slots

20
24
20% slightly more pcie lanes

Memory Channels

Lanes for simultaneous memory access

2
Identical
2

Supported Memory

Maximum amount of RAM supported by this CPU

128 GiB
Identical
128 GiB

L1 Cache

Smallest embedded memory, but the fastest

640 KiB
1024 KiB
60% significantly more L1 cache

L2 Cache

Secondary embedded memory, slower than L1 cache

4 MiB
16 MiB
300% significantly more L2 cache

L3 Cache

General memory pool for all cores

16 MiB
64 MiB
300% significantly more L3 cache

Other details

Rank

Ranking in the hardwareDB database

136th of 1,089
11th of 1,089

Family

The product line

11th Generation Core i9
Ryzen 9 Desktop

Release date

The official date of release of this chip

2021 February
2022 September

Memory Type

The type of memory used by this chip

DDR4-3200
DDR5

Is Unlocked

Can this CPU can be overclocked

Yes
Yes

Supports ECC memory

Does this CPU support error correcting memory

No
Yes

Core i9-11900K vs Ryzen 9 7950X specs and performance

In our benchmarks, the Ryzen 9 7950X beats the Core i9-11900K in overall performance. Furthermore, our gaming benchmark shows that it also outperforms the Core i9-11900K in all gaming tests too.

When comparing core counts for these CPUs, we notice that the Ryzen 9 7950X has significantly more cores with 16 cores compared to the Core i9-11900K that has 8 cores. It also has more threads than the Core i9-11900K. With our hardware info, we find that the Ryzen 9 7950X has a slightly higher clock speed than the Core i9-11900K. Also, the Ryzen 9 7950X has a slightly higher turbo speed. A Core i9-11900K CPU outputs less heat than a Ryzen 9 7950X 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 7950X has significantly more L2 cache than the Core i9-11900K. The Ryzen 9 7950X 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 Core i9-11900K has more threads than cores. Each physical core is split into multiple threads.

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