Intel Core i5-12400F vs Intel Core i9-7900X

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

$ 179.99
$ 509.96 significantly less expensive
$ 689.95

Benchmark Score

Overall Score

A combined score of all workloads

7069 points
0.90% slightly better overall score
7006 points

Gaming Score

The raw gaming performance with a fast GPU

9794 points
27% slightly better gaming score
7653 points

Multitasking Score

Performance in workloads using up to 8 cores

6210 points
6778 points
9% slightly better multitasking score

Heavy Workload Score

Performance in workloads using up to 16 cores

6009 points
6719 points
11% slightly better heavy workload score

Free CPU Benchmark

Want to compare your processor against the Core i5-12400F and the Core i9-7900X? Download our free and quick PC Performance Test.

Other Benchmarks

3DMark Physics score

3DMark Physics score

Physics simulation benchmark

5946 points
6987 points
17% slightly higher 3DMark Physics score
Blender score

Blender score

Cycles Render (Samples per minute)

159.61 points
209.19 points
31% slightly higher Blender score
Geekbench 5 (multi) score

Geekbench 5 (multi) score

Multi threaded benchmark

8804 points
9102 points
3% slightly higher Geekbench 5 (multi) score
Geekbench 5 (single) score

Geekbench 5 (single) score

Single threaded benchmark

2154 points
53% significantly higher Geekbench 5 (single) score
1406 points
Geekbench 6 (multi) score

Geekbench 6 (multi) score

Multi threaded benchmark

9125 points
3% slightly higher Geekbench 6 (multi) score
8832 points
Geekbench 6 (single) score

Geekbench 6 (single) score

Single threaded benchmark

2218 points
54% significantly higher Geekbench 6 (single) score
1432 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
3.3 GHz
32% slightly higher clock speed

Turbo Speed

Higher frequency used for heavy workloads

4.4 GHz
2% slightly higher turbo speed
4.3 GHz

TDP

Thermal Design Power: Measure of heat generated by the CPU

65 W
115% significantly lower TDP
140 W

PCIe Lanes

Number of physical connections between the CPU and expansion slots

20
44
120% 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
Identical
128 GiB

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
28% slightly more L3 cache
14 MiB

Other details

Rank

Ranking in the hardwareDB database

188th of 1,089
193rd 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
2017 May

Memory Type

The type of memory used by this chip

DDR5-4800
DDR4-2666

Is Unlocked

Can this CPU can be overclocked

No
Yes

Supports ECC memory

Does this CPU support error correcting memory

-
No

Core i5-12400F vs Core i9-7900X comparison

Our benchmark analysis concludes that the Core i5-12400F performs better than the Core i9-7900X. Furthermore, our gaming benchmark shows that it also outperforms the Core i9-7900X in all gaming tests too.

When comparing core counts for these CPUs, we notice that the Core i9-7900X has significantly more cores with 10 cores compared to the Core i5-12400F that has 6 cores. It also has more threads than the Core i5-12400F. These CPUs have different clock speeds. Indeed, the Core i9-7900X has a slightly higher clock speed compared to the Core i5-12400F. Despite this, the Core i5-12400F has a slightly higher turbo speed. A Core i5-12400F CPU outputs less heat than a Core i9-7900X 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 i5-12400F has more threads than cores. Each physical core is split into multiple threads.

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