Intel Core i7-1355U vs Intel Core Ultra 5 125H

Compare Intel 13th Generation Core i7 10 core CPU vs Intel 14 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

3560 points
5962 points
67% significantly better overall score

Gaming Score

The raw gaming performance with a fast GPU

5633 points
8201 points
45% significantly better gaming score

Multitasking Score

Performance in workloads using up to 8 cores

3003 points
5307 points
76% significantly better multitasking score

Heavy Workload Score

Performance in workloads using up to 16 cores

2902 points
5169 points
78% significantly better heavy workload score

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Other Benchmarks

Blender score

Blender score

Cycles Render (Samples per minute)

91.75 points
141.11 points
53% significantly higher Blender score

Specifications

Cores

Number of physical processing units

10
14
40% slightly more cores

Threads

Number of logical processing units

12
18
49% significantly more threads

Clock Speed

Base frequency at which the chip operates

1.7 GHz
3.6 GHz
111% significantly higher clock speed

Turbo Speed

Higher frequency used for heavy workloads

5 GHz
11% slightly higher turbo speed
4.5 GHz

PCIe Lanes

Number of physical connections between the CPU and expansion slots

20
28
40% slightly more pcie lanes

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

L2 Cache

Secondary embedded memory, slower than L1 cache

6.5 MiB
14 MiB
115% significantly more L2 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

479th of 1,089
252nd of 1,089

Family

The product line

13th Generation Core i7
Core Ultra (Series 1)

Release date

The official date of release of this chip

2023 February
2023 November

Memory Type

The type of memory used by this chip

DDR5-5200
DDR5-7467

Supports ECC memory

Does this CPU support error correcting memory

No
No

Core i7-1355U vs Core Ultra 5 125H benchmarks

In our benchmarks, the Core Ultra 5 125H beats the Core i7-1355U in overall performance. Furthermore, our gaming benchmark shows that it also outperforms the Core i7-1355U in all gaming tests too.

When comparing core counts for these CPUs, we notice that the Core Ultra 5 125H has slightly more cores with 14 cores compared to the Core i7-1355U that has 10 cores. It also has more threads than the Core i7-1355U. These CPUs have different clock speeds. Indeed, the Core Ultra 5 125H has a significantly higher clock speed compared to the Core i7-1355U. The cache sizes of these CPUs are different. Indeed, the Core Ultra 5 125H has significantly more L2 cache than the Core i7-1355U. The Core Ultra 5 125H also has significantly more L3 cache.

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 i7-1355U has more threads than cores. Each physical core is split into multiple threads.

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