Intel Core Ultra 7 155H vs Intel Core Ultra 7 155U

Compare Intel Core Ultra (Series 1) 16 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

7084 points
47% significantly better overall score
4819 points

Gaming Score

The raw gaming performance with a fast GPU

9220 points
30% slightly better gaming score
7087 points

Multitasking Score

Performance in workloads using up to 8 cores

6469 points
55% significantly better multitasking score
4161 points

Heavy Workload Score

Performance in workloads using up to 16 cores

6362 points
58% significantly better heavy workload score
4014 points

Free CPU Benchmark

Want to compare your processor against the Core Ultra 7 155H 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)

159.93 points
68% significantly higher Blender score
94.95 points

Specifications

Cores

Number of physical processing units

16
33% slightly more cores
12

Threads

Number of logical processing units

22
57% significantly more threads
14

Clock Speed

Base frequency at which the chip operates

1.4 GHz
2.1 GHz
49% significantly higher clock speed

Turbo Speed

Higher frequency used for heavy workloads

4.8 GHz
Identical
4.8 GHz

PCIe Lanes

Number of physical connections between the CPU and expansion slots

28
40% slightly more pcie lanes
20

Memory Channels

Lanes for simultaneous memory access

2
Identical
2

Supported Memory

Maximum amount of RAM supported by this CPU

96 GiB
Identical
96 GiB

L2 Cache

Secondary embedded memory, slower than L1 cache

18 MiB
79% significantly more L2 cache
10 MiB

L3 Cache

General memory pool for all cores

24 MiB
100% significantly more L3 cache
12 MiB

Other details

Rank

Ranking in the hardwareDB database

191st of 1,096
371st of 1,096

Family

The product line

Core Ultra (Series 1)
Core Ultra (Series 1)

Release date

The official date of release of this chip

2023 November
2023 November

Memory Type

The type of memory used by this chip

DDR5-7467
DDR5-7467

Supports ECC memory

Does this CPU support error correcting memory

No
No

Core Ultra 7 155H vs Core Ultra 7 155U specs and performance

In our benchmarks, the Core Ultra 7 155H beats the Core Ultra 7 155U in overall performance. Furthermore, our gaming benchmark shows that it also outperforms the Core Ultra 7 155U in all gaming tests too.

When comparing core counts for these CPUs, we notice that the Core Ultra 7 155H has slightly more cores with 16 cores compared to the Core Ultra 7 155U that has 12 cores. It also has more threads than the Core Ultra 7 155U. Our comparison shows that the Core Ultra 7 155U has a significantly higher clock speed compared to the Core Ultra 7 155H. In addition, both chips have the same turbo speed. In terms of cache, the Core Ultra 7 155H has significantly more L2 cache when compared to the Core Ultra 7 155U. The Core Ultra 7 155H also has significantly more L3 cache.

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 Ultra 7 155H has more threads than cores. Each physical core is split into multiple threads.

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