AMD Ryzen 7 5800X vs Intel Core i5-12400

Compare AMD Ryzen 7 Desktop 8 core CPU vs Intel 12th Generation Core i5 6 core processor, specs and benchmark score. Which is the better CPU for gaming?

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The cheapest price from our partner retailers

$ 255.93
$ 193.95
$ 61.98 significantly less expensive

Benchmark Score

Overall Score

A combined score of all workloads

77 %
10% slightly better overall score
70 %

Gaming Score

The raw gaming performance with a fast GPU

93 %
96 %
3% slightly better gaming score

Multitasking Score

Performance in workloads using up to 8 cores

72 %
16% slightly better multitasking score
62 %

Heavy Workload Score

Performance in workloads using up to 16 cores

71 %
18% slightly better heavy workload score
60 %

Free CPU Benchmark

Want to compare your processor against the Ryzen 7 5800X and the Core i5-12400? Download our free and quick PC Performance Test.

Other Benchmarks

Geekbench (multi) score

Geekbench (multi) score

Multi threaded benchmark

27% slightly higher Geekbench (multi) score
Geekbench (single) score

Geekbench (single) score

Single threaded benchmark

1% slightly higher Geekbench (single) score
3DMark Physics score

3DMark Physics score

Physics simulation benchmark

21% slightly higher 3DMark Physics score



Number of physical processing units

33% slightly more cores


Number of logical processing units

33% slightly more threads

Clock Speed

Base frequency at which the chip operates

3.8 GHz
52% significantly higher clock speed
2.5 GHz

Turbo Speed

Higher frequency used for heavy workloads

4.7 GHz
6% slightly higher turbo speed
4.4 GHz


Thermal Design Power: Measure of heat generated by the CPU

105 W
65 W
61% significantly lower TDP

PCIe Lanes

Number of physical connections between the CPU and expansion slots


Memory Channels

Lanes for simultaneous memory access


Supported Memory

Maximum amount of RAM supported by this CPU

128 GiB
128 GiB

L1 Cache

Smallest embedded memory, but the fastest

512 KiB
6% slightly more L1 cache
480 KiB

L3 Cache

General memory pool for all cores

32 MiB
77% significantly more L3 cache
18 MiB

Other details


Ranking in the hardwareDB database

56th of 1,233
81st of 1,233


The product line

Ryzen 7 Desktop
12th Generation Core i5

Release date

The official date of release of this chip

May 2020
February 2022

Memory Type

The type of memory used by this chip


Is Unlocked

Can this CPU can be overclocked


Supports ECC memory

Does this CPU support error correcting memory


Ryzen 7 5800X vs Core i5-12400 comparison

According to the hardwareDB Benchmark tool, the Ryzen 7 5800X is faster than the Core i5-12400. Despite this, the Core i5-12400 has the advantage in our gaming benchmark.

In terms of the number of cores of each of these CPUs, the Ryzen 7 5800X has slightly more cores than the Core i5-12400. Indeed, the Ryzen 7 5800X has 8 cores compared to 6 cores found in the Core i5-12400. It also has more threads than the Core i5-12400. With our hardware info, we find that the Ryzen 7 5800X has a significantly higher clock speed than the Core i5-12400. Also, the Ryzen 7 5800X has a slightly higher turbo speed. The Core i5-12400 outputs less heat than Ryzen 7 5800X thanks to a significantly lower TDP. This measures the amount of heat they output and can be used to estimate power consumption.

Modern CPUs generally have more logical cores than physical cores, this means that each core is split into multiple virtual cores, improving efficiency for parallel workloads. Indeed, the Ryzen 7 5800X has more threads than cores. Each physical core is split into multiple threads.


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