Intel Core i5-12400 vs Intel Core i9-10900X

Compare Intel 12th Generation Core i5 6 core CPU vs Intel Core X-series 10 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

$ 153.99
$ 324.80 significantly less expensive
$ 478.79

Benchmark Score

Overall Score

A combined score of all workloads

7038 points
7550 points
7% slightly better overall score

Gaming Score

The raw gaming performance with a fast GPU

9694 points
17% slightly better gaming score
8222 points

Multitasking Score

Performance in workloads using up to 8 cores

6210 points
7324 points
17% slightly better multitasking score

Heavy Workload Score

Performance in workloads using up to 16 cores

6013 points
7249 points
20% slightly better heavy workload score

Free CPU Benchmark

Want to compare your processor against the Core i5-12400 and the Core i9-10900X? Download our free and quick PC Performance Test.

Other Benchmarks

3DMark Physics score

3DMark Physics score

Physics simulation benchmark

5938 points
7406 points
24% slightly higher 3DMark Physics score
Blender score

Blender score

Cycles Render (Samples per minute)

164.62 points
202.00 points
22% slightly higher Blender score
Geekbench 5 (multi) score

Geekbench 5 (multi) score

Multi threaded benchmark

8911 points
9329 points
4% slightly higher Geekbench 5 (multi) score
Geekbench 5 (single) score

Geekbench 5 (single) score

Single threaded benchmark

2130 points
32% slightly higher Geekbench 5 (single) score
1608 points
Geekbench 6 (multi) score

Geekbench 6 (multi) score

Multi threaded benchmark

8875 points
9481 points
6% slightly higher Geekbench 6 (multi) score
Geekbench 6 (single) score

Geekbench 6 (single) score

Single threaded benchmark

2207 points
40% slightly higher Geekbench 6 (single) score
1574 points

Specifications

Cores

Number of physical processing units

6
10
66% significantly more cores

Threads

Number of logical processing units

12
20
66% significantly more threads

Clock Speed

Base frequency at which the chip operates

2.5 GHz
3.7 GHz
47% significantly higher clock speed

Turbo Speed

Higher frequency used for heavy workloads

4.4 GHz
4.5 GHz
2% slightly higher turbo speed

TDP

Thermal Design Power: Measure of heat generated by the CPU

65 W
153% significantly lower TDP
165 W

PCIe Lanes

Number of physical connections between the CPU and expansion slots

20
48
139% significantly more pcie lanes

Memory Channels

Lanes for simultaneous memory access

2
4
100% significantly more memory channels

Supported Memory

Maximum amount of RAM supported by this CPU

128 GiB
256 GiB
100% significantly more supported memory

L1 Cache

Smallest embedded memory, but the fastest

480 KiB
640 KiB
33% slightly more L1 cache

L3 Cache

General memory pool for all cores

18 MiB
25 MiB
38% slightly more L3 cache

Other details

Rank

Ranking in the hardwareDB database

190th of 1,089
165th of 1,089

Family

The product line

12th Generation Core i5
Core X-series

Release date

The official date of release of this chip

2022 February
2019 November

Memory Type

The type of memory used by this chip

DDR5-4800
DDR4-2933

Is Unlocked

Can this CPU can be overclocked

No
Yes

Supports ECC memory

Does this CPU support error correcting memory

-
No

Core i5-12400 vs Core i9-10900X specs and performance

In our benchmarks, the Core i9-10900X beats the Core i5-12400 in overall performance. Despite this, the Core i5-12400 has the advantage in our gaming benchmark.

When comparing core counts for these CPUs, we notice that the Core i9-10900X has significantly more cores with 10 cores compared to the Core i5-12400 that has 6 cores. It also has more threads than the Core i5-12400. With our hardware info, we find that the Core i9-10900X has a significantly higher clock speed than the Core i5-12400. Also, the Core i9-10900X has a slightly higher turbo speed. A Core i5-12400 CPU outputs less heat than a Core i9-10900X CPU because of its significantly 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 i5-12400 has more threads than cores. Each physical core is split into multiple threads.

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