Intel Core i5-1145G7 vs Intel Core Ultra 7 155U

Compare Intel 11th Generation Core i5 4 core CPU vs Intel 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

3084 points
4819 points
56% significantly better overall score

Gaming Score

The raw gaming performance with a fast GPU

5273 points
7087 points
34% slightly better gaming score

Multitasking Score

Performance in workloads using up to 8 cores

2455 points
4161 points
69% significantly better multitasking score

Heavy Workload Score

Performance in workloads using up to 16 cores

2345 points
4014 points
71% significantly better heavy workload score

Free CPU Benchmark

Want to compare your processor against the Core i5-1145G7 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)

59.23 points
94.95 points
60% significantly higher Blender score

Specifications

Cores

Number of physical processing units

4
12
200% significantly more cores

Threads

Number of logical processing units

8
14
75% significantly more threads

Clock Speed

Base frequency at which the chip operates

2.6 GHz
23% 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

Memory Channels

Lanes for simultaneous memory access

2
Identical
2

Supported Memory

Maximum amount of RAM supported by this CPU

64 GiB
96 GiB
49% significantly more supported memory

L3 Cache

General memory pool for all cores

8 MiB
12 MiB
49% significantly more L3 cache

Other details

Rank

Ranking in the hardwareDB database

528th of 1,089
364th of 1,089

Family

The product line

11th Generation Core i5
Core Ultra (Series 1)

Release date

The official date of release of this chip

2021 February
2023 November

Memory Type

The type of memory used by this chip

DDR4-3200
DDR5-7467

Is Unlocked

Can this CPU can be overclocked

No
-

Supports ECC memory

Does this CPU support error correcting memory

No
No

Core i5-1145G7 vs Core Ultra 7 155U specs and performance

According to the hardwareDB Benchmark tool, the Core Ultra 7 155U is faster than the Core i5-1145G7. Despite this, the Core i5-1145G7 has the advantage in our gaming benchmark.

With info from our database, we find that the Core Ultra 7 155U has significantly more cores with 12 cores whereas the Core i5-1145G7 has 4 cores. It also has more threads than the Core i5-1145G7. These CPUs have different clock speeds. Indeed, the Core i5-1145G7 has a slightly higher clock speed compared to the Core Ultra 7 155U.

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 i5-1145G7 has more threads than cores. Each physical core is split into multiple threads.

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