Intel Core i5-10400 vs Intel Core i5-12400

Compare Intel 10th Generation Core i5 6 core CPU vs Intel 12th Generation Core i5 6 core processor, specs and benchmark score. Which is the better CPU for gaming?

CPU Comparison

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Price

The cheapest price from our partner retailers

$ 171.08
$ 153.99
$ 17.09 slightly less expensive

Benchmark Score

Overall Score

A combined score of all workloads

4799 points
7038 points
46% significantly better overall score

Gaming Score

The raw gaming performance with a fast GPU

6712 points
9694 points
44% significantly better gaming score

Multitasking Score

Performance in workloads using up to 8 cores

4192 points
6210 points
48% significantly better multitasking score

Heavy Workload Score

Performance in workloads using up to 16 cores

4056 points
6013 points
48% significantly better heavy workload score

Free CPU Benchmark

Want to compare your processor against the Core i5-10400 and the Core i5-12400? Download our free and quick PC Performance Test.

Other Benchmarks

3DMark Physics score

3DMark Physics score

Physics simulation benchmark

4753 points
5938 points
24% slightly higher 3DMark Physics score
Blender score

Blender score

Cycles Render (Samples per minute)

113.95 points
164.62 points
44% significantly higher Blender score
Geekbench 5 (multi) score

Geekbench 5 (multi) score

Multi threaded benchmark

5557 points
8911 points
60% significantly higher Geekbench 5 (multi) score
Geekbench 5 (single) score

Geekbench 5 (single) score

Single threaded benchmark

1391 points
2130 points
53% significantly higher Geekbench 5 (single) score
Geekbench 6 (multi) score

Geekbench 6 (multi) score

Multi threaded benchmark

5556 points
8875 points
59% significantly higher Geekbench 6 (multi) score
Geekbench 6 (single) score

Geekbench 6 (single) score

Single threaded benchmark

1451 points
2207 points
52% significantly higher Geekbench 6 (single) score

Specifications

Cores

Number of physical processing units

6
Identical
6

Threads

Number of logical processing units

12
Identical
12

Clock Speed

Base frequency at which the chip operates

2.9 GHz
16% slightly higher clock speed
2.5 GHz

Turbo Speed

Higher frequency used for heavy workloads

4.3 GHz
4.4 GHz
2% slightly higher turbo speed

TDP

Thermal Design Power: Measure of heat generated by the CPU

65 W
Identical
65 W

PCIe Lanes

Number of physical connections between the CPU and expansion slots

16
20
25% 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

384 KiB
480 KiB
25% slightly more L1 cache

L3 Cache

General memory pool for all cores

12 MiB
18 MiB
49% significantly more L3 cache

Other details

Rank

Ranking in the hardwareDB database

367th of 1,089
190th of 1,089

Family

The product line

10th Generation Core i5
12th Generation Core i5

Release date

The official date of release of this chip

2020 May
2022 February

Memory Type

The type of memory used by this chip

DDR4-2666
DDR5-4800

Is Unlocked

Can this CPU can be overclocked

No
No

Supports ECC memory

Does this CPU support error correcting memory

No
-

Core i5-10400 vs Core i5-12400 benchmarks

Our benchmark analysis concludes that the Core i5-12400 performs better than the Core i5-10400. Furthermore, our gaming benchmark shows that it also outperforms the Core i5-10400 in all gaming tests too.

When comparing these CPUs we notice that they have the same number of cores and the same number of threads. These CPUs have different clock speeds. Indeed, the Core i5-10400 has a slightly higher clock speed compared to the Core i5-12400. Despite this, the Core i5-12400 has a slightly higher turbo speed. Both these chips have an identical TDP (Thermal Design Power). 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 Core i5-10400 has more threads than cores. Each physical core is split into multiple threads.

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