Intel Core i3-8109U vs Intel Core i5-2500K

Compare Intel 8th Generation Core i3 2 core CPU vs Intel Core 4 core processor, specs and benchmark score. Which is the better CPU for gaming?

CPU Comparison

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Benchmark Score

Overall Score

A combined score of all workloads

1040 points
2325 points
123% significantly better overall score

Gaming Score

The raw gaming performance with a fast GPU

1956 points
4281 points
118% significantly better gaming score

Multitasking Score

Performance in workloads using up to 8 cores

794 points
1776 points
123% significantly better multitasking score

Heavy Workload Score

Performance in workloads using up to 16 cores

766 points
1704 points
122% significantly better heavy workload score

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Want to compare your processor against the Core i3-8109U and the Core i5-2500K? Download our free and quick PC Performance Test.

Other Benchmarks

Blender score

Blender score

Cycles Render (Samples per minute)

24.82 points
34.51 points
39% slightly higher Blender score
Geekbench 5 (multi) score

Geekbench 5 (multi) score

Multi threaded benchmark

2371 points
25% slightly higher Geekbench 5 (multi) score
1893 points
Geekbench 5 (single) score

Geekbench 5 (single) score

Single threaded benchmark

1117 points
77% significantly higher Geekbench 5 (single) score
629 points
Geekbench 6 (multi) score

Geekbench 6 (multi) score

Multi threaded benchmark

2453 points
28% slightly higher Geekbench 6 (multi) score
1910 points
Geekbench 6 (single) score

Geekbench 6 (single) score

Single threaded benchmark

1187 points
82% significantly higher Geekbench 6 (single) score
650 points

Specifications

Cores

Number of physical processing units

2
4
100% significantly more cores

Threads

Number of logical processing units

4
Identical
4

Clock Speed

Base frequency at which the chip operates

3 GHz
3.3 GHz
10% slightly higher clock speed

Turbo Speed

Higher frequency used for heavy workloads

3.6 GHz
3.7 GHz
2% slightly higher turbo speed

TDP

Thermal Design Power: Measure of heat generated by the CPU

28 W
239% significantly lower TDP
95 W

PCIe Lanes

Number of physical connections between the CPU and expansion slots

16
Identical
16

Memory Channels

Lanes for simultaneous memory access

2
Identical
2

Supported Memory

Maximum amount of RAM supported by this CPU

32 GiB
Identical
32 GiB

Other details

Rank

Ranking in the hardwareDB database

938th of 1,089
654th of 1,089

Family

The product line

8th Generation Core i3
Core

Release date

The official date of release of this chip

2018 May
2011 February

Memory Type

The type of memory used by this chip

DDR4-2400
DDR3-1066

Is Unlocked

Can this CPU can be overclocked

No
-

Supports ECC memory

Does this CPU support error correcting memory

No
No

Core i3-8109U vs Core i5-2500K comparison

According to the hardwareDB Benchmark tool, the Core i5-2500K is faster than the Core i3-8109U. Furthermore, our gaming benchmark shows that it also outperforms the Core i3-8109U in all gaming tests too.

In terms of the number of cores of each of these CPUs, the Core i5-2500K has significantly more cores than the Core i3-8109U. Indeed, the Core i5-2500K has 4 cores compared to 2 cores found in the Core i3-8109U. But they both have the same number of threads. These CPUs have different clock speeds. Indeed, the Core i5-2500K has a slightly higher clock speed compared to the Core i3-8109U. Also, the Core i5-2500K has a slightly higher turbo speed. A Core i3-8109U CPU outputs less heat than a Core i5-2500K CPU because of its significantly lower TDP. This measures the amount of heat they output and can be used to estimate power consumption.

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 i3-8109U has more threads than cores. Each physical core is split into multiple threads.

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