Intel Core i3-8100 vs Intel Core i5-12600K

Compare Intel 8th Generation Core i3 4 core CPU vs Intel 12th Generation Core i5 10 core processor, specs and benchmark score. Which is the better CPU for gaming?

CPU Comparison

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Price

The cheapest price from our partner retailers

$ 169.99
$ 14.47 slightly less expensive
$ 184.46

Benchmark Score

Overall Score

A combined score of all workloads

2549 points
9422 points
269% significantly better overall score

Gaming Score

The raw gaming performance with a fast GPU

4731 points
12057 points
154% significantly better gaming score

Multitasking Score

Performance in workloads using up to 8 cores

1938 points
8581 points
342% significantly better multitasking score

Heavy Workload Score

Performance in workloads using up to 16 cores

1859 points
8381 points
350% significantly better heavy workload score

Free CPU Benchmark

Want to compare your processor against the Core i3-8100 and the Core i5-12600K? Download our free and quick PC Performance Test.

Other Benchmarks

3DMark Physics score

3DMark Physics score

Physics simulation benchmark

3346 points
8019 points
139% significantly higher 3DMark Physics score
Blender score

Blender score

Cycles Render (Samples per minute)

47.29 points
233.94 points
394% significantly higher Blender score
Geekbench 5 (multi) score

Geekbench 5 (multi) score

Multi threaded benchmark

3299 points
11486 points
248% significantly higher Geekbench 5 (multi) score
Geekbench 5 (single) score

Geekbench 5 (single) score

Single threaded benchmark

1201 points
2357 points
96% significantly higher Geekbench 5 (single) score
Geekbench 6 (multi) score

Geekbench 6 (multi) score

Multi threaded benchmark

3471 points
11863 points
241% significantly higher Geekbench 6 (multi) score
Geekbench 6 (single) score

Geekbench 6 (single) score

Single threaded benchmark

1267 points
2478 points
95% significantly higher Geekbench 6 (single) score

Specifications

Cores

Number of physical processing units

4
10
150% significantly more cores

Threads

Number of logical processing units

4
16
300% significantly more threads

Clock Speed

Base frequency at which the chip operates

3.6 GHz
3.7 GHz
2% slightly higher clock speed

Turbo Speed

Higher frequency used for heavy workloads

3.6 GHz
4.9 GHz
36% slightly higher turbo speed

TDP

Thermal Design Power: Measure of heat generated by the CPU

65 W
130% significantly lower TDP
150 W

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

64 GiB
128 GiB
100% significantly more supported memory

L1 Cache

Smallest embedded memory, but the fastest

256 KiB
800 KiB
212% significantly more L1 cache

L3 Cache

General memory pool for all cores

6 MiB
20 MiB
233% significantly more L3 cache

Other details

Rank

Ranking in the hardwareDB database

616th of 1,089
102nd of 1,089

Family

The product line

8th Generation Core i3
12th Generation Core i5

Release date

The official date of release of this chip

2017 November
2021 November

Memory Type

The type of memory used by this chip

DDR4-2400
DDR5-4800

Is Unlocked

Can this CPU can be overclocked

No
Yes

Supports ECC memory

Does this CPU support error correcting memory

Yes
Yes

Core i3-8100 vs Core i5-12600K specs and performance

According to the hardwareDB Benchmark tool, the Core i5-12600K is faster than the Core i3-8100. Furthermore, our gaming benchmark shows that it also outperforms the Core i3-8100 in all gaming tests too.

In terms of the number of cores of each of these CPUs, the Core i5-12600K has significantly more cores than the Core i3-8100. Indeed, the Core i5-12600K has 10 cores compared to 4 cores found in the Core i3-8100. It also has more threads than the Core i3-8100. With our hardware info, we find that the Core i5-12600K has a slightly higher clock speed than the Core i3-8100. Also, the Core i5-12600K has a slightly higher turbo speed. A Core i3-8100 CPU outputs less heat than a Core i5-12600K CPU because of its significantly lower TDP. This measures the amount of heat they output and can be used to estimate power consumption.

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. For instance, the Core i3-8100 has the same number of threads as cores. This means the the CPU does not support hyperthreading.

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