Intel Core i9-12900KS vs AMD Ryzen 7 7800X3D

Compare Intel 12th Generation Core i9 16 core CPU vs AMD Ryzen 7 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

$ 379.99
$ 6.15 slightly less expensive
$ 386.14

Benchmark Score

Overall Score

A combined score of all workloads

14046 points
40% slightly better overall score
10007 points

Gaming Score

The raw gaming performance with a fast GPU

14925 points
25% slightly better gaming score
11874 points

Multitasking Score

Performance in workloads using up to 8 cores

13755 points
47% significantly better multitasking score
9347 points

Heavy Workload Score

Performance in workloads using up to 16 cores

13690 points
49% significantly better heavy workload score
9141 points

Free CPU Benchmark

Want to compare your processor against the Core i9-12900KS and the Ryzen 7 7800X3D? Download our free and quick PC Performance Test.

Other Benchmarks

3DMark Physics score

3DMark Physics score

Physics simulation benchmark

12192 points
52% significantly higher 3DMark Physics score
8010 points
Blender score

Blender score

Cycles Render (Samples per minute)

372.23 points
41% slightly higher Blender score
263.24 points
Geekbench 6 (multi) score

Geekbench 6 (multi) score

Multi threaded benchmark

16013 points
6% slightly higher Geekbench 6 (multi) score
15051 points
Geekbench 6 (single) score

Geekbench 6 (single) score

Single threaded benchmark

2713 points
2723 points
0.37% slightly higher Geekbench 6 (single) score

Specifications

Cores

Number of physical processing units

16
100% 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

3.4 GHz
4.20 GHz
23% slightly higher clock speed

Turbo Speed

Higher frequency used for heavy workloads

5.5 GHz
10% slightly higher turbo speed
5 GHz

TDP

Thermal Design Power: Measure of heat generated by the CPU

150 W
120 W
25% slightly lower TDP

Memory Channels

Lanes for simultaneous memory access

2
Identical
2

L1 Cache

Smallest embedded memory, but the fastest

1280 KiB
150% significantly more L1 cache
512 KiB

L3 Cache

General memory pool for all cores

30 MiB
96 MiB
220% significantly more L3 cache

Other details

Rank

Ranking in the hardwareDB database

28th of 1,118
92nd of 1,118

Family

The product line

12th Generation Core i9
Ryzen 7

Release date

The official date of release of this chip

2022 February
2023 April

Memory Type

The type of memory used by this chip

DDR5-4800
DDR5

Is Unlocked

Can this CPU can be overclocked

Yes
-

Supports ECC memory

Does this CPU support error correcting memory

Yes
-

Core i9-12900KS vs Ryzen 7 7800X3D specs and performance

Our benchmark analysis concludes that the Core i9-12900KS performs better than the Ryzen 7 7800X3D. Furthermore, our gaming benchmark shows that it also outperforms the Ryzen 7 7800X3D in all gaming tests too.

When comparing core counts for these CPUs, we notice that the Core i9-12900KS has significantly more cores with 16 cores compared to the Ryzen 7 7800X3D that has 8 cores. It also has more threads than the Ryzen 7 7800X3D. Our comparison shows that the Ryzen 7 7800X3D has a slightly higher clock speed compared to the Core i9-12900KS. Despite this, the Core i9-12900KS has a slightly higher turbo speed. The Ryzen 7 7800X3D outputs less heat than Core i9-12900KS thanks to a slightly lower TDP. This measures the amount of heat they output and can be used to estimate power consumption.

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 i9-12900KS has more threads than cores. Each physical core is split into multiple threads.

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