Intel Core i3-10300 vs Intel Core Ultra 7 155U

Compare Intel 10th Generation Core i3 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

3697 points
4819 points
30% slightly better overall score

Gaming Score

The raw gaming performance with a fast GPU

5880 points
7087 points
20% slightly better gaming score

Multitasking Score

Performance in workloads using up to 8 cores

3053 points
4161 points
36% slightly better multitasking score

Heavy Workload Score

Performance in workloads using up to 16 cores

2936 points
4014 points
36% slightly better heavy workload score

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Want to compare your processor against the Core i3-10300 and the Core Ultra 7 155U? Download our free and quick PC Performance Test.

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

3.7 GHz
76% significantly 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

16
20
25% slightly more pcie lanes

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

L2 Cache

Secondary embedded memory, slower than L1 cache

1 MiB
10 MiB
900% significantly more L2 cache

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

461st of 1,089
364th of 1,089

Family

The product line

10th Generation Core i3
Core Ultra (Series 1)

Release date

The official date of release of this chip

2020 May
2023 November

Memory Type

The type of memory used by this chip

DDR4-2666
DDR5-7467

Is Unlocked

Can this CPU can be overclocked

No
-

Supports ECC memory

Does this CPU support error correcting memory

No
No

Core i3-10300 vs Core Ultra 7 155U benchmarks

According to the hardwareDB Benchmark tool, the Core Ultra 7 155U is faster than the Core i3-10300. Despite this, the Core i3-10300 has the advantage in our gaming benchmark.

In terms of the number of cores of each of these CPUs, the Core Ultra 7 155U has significantly more cores than the Core i3-10300. Indeed, the Core Ultra 7 155U has 12 cores compared to 4 cores found in the Core i3-10300. It also has more threads than the Core i3-10300. With our hardware info, we find that the Core i3-10300 has a significantly higher clock speed than the Core Ultra 7 155U. The info from our database shows that the Core Ultra 7 155U has more L2 cache than the Core i3-10300. The Core Ultra 7 155U 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 i3-10300 has more threads than cores. Each physical core is split into multiple threads.

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