Intel Core i3-12100 vs Intel Core i5-1245U

Compare Intel 12th Generation Core i3 4 core CPU vs Intel 10 core processor, specs and benchmark score. Which is the better CPU for gaming?

Benchmark Score
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Specifications
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Benchmark Score

Overall Score

A combined score of all workloads

5115 points

19% slightly better overall score

4282 points

Gaming Score

The raw gaming performance with a fast GPU

8339 points

35% slightly better gaming score

6145 points

Multitasking Score

Performance in workloads using up to 8 cores

4166 points

11% slightly better multitasking score

3732 points

Heavy Workload Score

Performance in workloads using up to 16 cores

4001 points

10% slightly better heavy workload score

3606 points

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Other Benchmarks

Blender score

Cycles Render (Samples per minute)

111.80 points

21% slightly higher Blender score

92.33 points

Specifications

Cores

Number of physical processing units

150% significantly more cores

Threads

Number of logical processing units

49% significantly more threads

Clock Speed

Base frequency at which the chip operates

3.3 GHz

106% significantly higher clock speed

1.6 GHz

Turbo Speed

Higher frequency used for heavy workloads

4.3 GHz

4.4 GHz

2% slightly higher turbo speed

TDP

Thermal Design Power: Measure of heat generated by the CPU

60 W

15 W

300% significantly lower TDP

PCIe Lanes

Number of physical connections between the CPU and expansion slots

Identical

Memory Channels

Lanes for simultaneous memory access

Identical

Supported Memory

Maximum amount of RAM supported by this CPU

128 GiB

100% significantly more supported memory

64 GiB

L1 Cache

Smallest embedded memory, but the fastest

320 KiB

800 KiB

150% significantly more L1 cache

L3 Cache

General memory pool for all cores

12 MiB

Identical

12 MiB

Other details

Rank

Ranking in the hardwareDB database

337th of 1,089

412th of 1,089

Family

The product line

12th Generation Core i3

12th Generation Core i5

Release date

The official date of release of this chip

2022 February

Memory Type

The type of memory used by this chip

DDR5-4800

Is Unlocked

Can this CPU can be overclocked

Supports ECC memory

Does this CPU support error correcting memory

Core i3-12100 vs Core i5-1245U comparison

In our benchmarks, the Core i3-12100 beats the Core i5-1245U in overall performance. Furthermore, our gaming benchmark shows that it also outperforms the Core i5-1245U in all gaming tests too.

In terms of the number of cores of each of these CPUs, the Core i5-1245U has significantly more cores than the Core i3-12100. Indeed, the Core i5-1245U has 10 cores compared to 4 cores found in the Core i3-12100. It also has more threads than the Core i3-12100. With our hardware info, we find that the Core i3-12100 has a significantly higher clock speed than the Core i5-1245U.

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 i3-12100 has more threads than cores. Each physical core is split into multiple threads.