Intel Core i5-12400F vs Intel Core Ultra 7 155U

Compare Intel 12th Generation Core i5 6 core CPU vs Intel Core Ultra (Series 1) 12 core processor, specs and benchmark score. Which is the better CPU for gaming?

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Benchmark Score

Overall Score

A combined score of all workloads

7069 points
46% significantly better overall score
4819 points

Gaming Score

The raw gaming performance with a fast GPU

9794 points
38% slightly better gaming score
7087 points

Multitasking Score

Performance in workloads using up to 8 cores

6210 points
49% significantly better multitasking score
4161 points

Heavy Workload Score

Performance in workloads using up to 16 cores

6009 points
49% significantly better heavy workload score
4014 points

Free CPU Benchmark

Want to compare your processor against the Core i5-12400F and the Core Ultra 7 155U? Download our free and quick PC Performance Test.

Other Benchmarks

Blender score

Blender score

Cycles Render (Samples per minute)

159.61 points
68% significantly higher Blender score
94.95 points

Specifications

Cores

Number of physical processing units

6
12
100% significantly more cores

Threads

Number of logical processing units

12
14
16% slightly more threads

Clock Speed

Base frequency at which the chip operates

2.5 GHz
19% slightly higher clock speed
2.1 GHz

Turbo Speed

Higher frequency used for heavy workloads

4.4 GHz
4.8 GHz
9% slightly higher turbo speed

PCIe Lanes

Number of physical connections between the CPU and expansion slots

20
Identical
20

Memory Channels

Lanes for simultaneous memory access

2
Identical
2

Supported Memory

Maximum amount of RAM supported by this CPU

128 GiB
33% slightly more supported memory
96 GiB

L3 Cache

General memory pool for all cores

18 MiB
49% significantly more L3 cache
12 MiB

Other details

Rank

Ranking in the hardwareDB database

188th of 1,089
364th of 1,089

Family

The product line

12th Generation Core i5
Core Ultra (Series 1)

Release date

The official date of release of this chip

2022 February
2023 November

Memory Type

The type of memory used by this chip

DDR5-4800
DDR5-7467

Is Unlocked

Can this CPU can be overclocked

No
-

Supports ECC memory

Does this CPU support error correcting memory

-
No

Core i5-12400F vs Core Ultra 7 155U specs and performance

According to the hardwareDB Benchmark tool, the Core i5-12400F is faster than the Core Ultra 7 155U. Furthermore, our gaming benchmark shows that it also outperforms the Core Ultra 7 155U in all gaming tests too.

With info from our database, we find that the Core Ultra 7 155U has significantly more cores with 12 cores whereas the Core i5-12400F has 6 cores. It also has more threads than the Core i5-12400F. Our comparison shows that the Core i5-12400F has a slightly higher clock speed compared to the Core Ultra 7 155U. Despite this, the Core Ultra 7 155U has a slightly higher turbo speed.

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 i5-12400F has more threads than cores. Each physical core is split into multiple threads.

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