AMD Ryzen 7 3800X vs Intel Core i9-12900KF

Compare AMD Ryzen 7 Desktop 8 core CPU vs Intel 12th Generation Core i9 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

$ 339.99
$ 279.99
$ 60.00 slightly less expensive

Benchmark Score

Overall Score

A combined score of all workloads

6549 points
12789 points
95% significantly better overall score

Gaming Score

The raw gaming performance with a fast GPU

7888 points
14030 points
77% significantly better gaming score

Multitasking Score

Performance in workloads using up to 8 cores

6111 points
12383 points
102% significantly better multitasking score

Heavy Workload Score

Performance in workloads using up to 16 cores

5988 points
12302 points
105% significantly better heavy workload score

Free CPU Benchmark

Want to compare your processor against the Ryzen 7 3800X and the Core i9-12900KF? Download our free and quick PC Performance Test.

Other Benchmarks

3DMark Physics score

3DMark Physics score

Physics simulation benchmark

6209 points
11666 points
87% significantly higher 3DMark Physics score
Blender score

Blender score

Cycles Render (Samples per minute)

185.59 points
361.08 points
94% significantly higher Blender score
Geekbench 5 (multi) score

Geekbench 5 (multi) score

Multi threaded benchmark

9081 points
14840 points
63% significantly higher Geekbench 5 (multi) score
Geekbench 5 (single) score

Geekbench 5 (single) score

Single threaded benchmark

1720 points
2507 points
45% significantly higher Geekbench 5 (single) score
Geekbench 6 (multi) score

Geekbench 6 (multi) score

Multi threaded benchmark

8236 points
14786 points
79% significantly higher Geekbench 6 (multi) score
Geekbench 6 (single) score

Geekbench 6 (single) score

Single threaded benchmark

1703 points
2584 points
51% significantly 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
24
49% significantly more threads

Clock Speed

Base frequency at which the chip operates

3.9 GHz
21% slightly higher clock speed
3.2 GHz

Turbo Speed

Higher frequency used for heavy workloads

4.5 GHz
5.2 GHz
15% slightly higher turbo speed

TDP

Thermal Design Power: Measure of heat generated by the CPU

105 W
129% significantly lower TDP
241 W

Memory Channels

Lanes for simultaneous memory access

2
Identical
2

L1 Cache

Smallest embedded memory, but the fastest

512 KiB
1280 KiB
150% significantly more L1 cache

L3 Cache

General memory pool for all cores

32 MiB
6% slightly more L3 cache
30 MiB

Other details

Rank

Ranking in the hardwareDB database

218th of 1,089
44th of 1,089

Family

The product line

Ryzen 7 Desktop
12th Generation Core i9

Release date

The official date of release of this chip

2019 July
2021 November

Memory Type

The type of memory used by this chip

DDR4
DDR5-4800

Is Unlocked

Can this CPU can be overclocked

Yes
Yes

Ryzen 7 3800X vs Core i9-12900KF comparison

In our benchmarks, the Core i9-12900KF beats the Ryzen 7 3800X in overall performance. Furthermore, our gaming benchmark shows that it also outperforms the Ryzen 7 3800X in all gaming tests too.

With info from our database, we find that the Core i9-12900KF has significantly more cores with 16 cores whereas the Ryzen 7 3800X has 8 cores. It also has more threads than the Ryzen 7 3800X. These CPUs have different clock speeds. Indeed, the Ryzen 7 3800X has a slightly higher clock speed compared to the Core i9-12900KF. Despite this, the Core i9-12900KF has a slightly higher turbo speed. A Ryzen 7 3800X CPU outputs less heat than a Core i9-12900KF CPU because of its significantly lower TDP. This measures the amount of heat they output and can be used to estimate power consumption.

Most CPUs have more threads than cores. This technology, colloquially called hyperthreading, improves performance by splitting a core into multiple virtual ones. This provides more efficient utilisation of a core. Indeed, the Ryzen 7 3800X has more threads than cores. Each physical core is split into multiple threads.

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