Intel Core i7-8086K vs Intel Core i5-10400F

Compare Intel 8th Generation Core i7 6 core CPU vs Intel 10th Generation Core i5 6 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

$ 345.00
$ 169.95
$ 175.05 significantly less expensive

Benchmark Score

Overall Score

A combined score of all workloads

5045 points
4% slightly better overall score
4847 points

Gaming Score

The raw gaming performance with a fast GPU

6765 points
1% slightly better gaming score
6648 points

Multitasking Score

Performance in workloads using up to 8 cores

4495 points
5% slightly better multitasking score
4269 points

Heavy Workload Score

Performance in workloads using up to 16 cores

4358 points
5% slightly better heavy workload score
4133 points

Free CPU Benchmark

Want to compare your processor against the Core i7-8086K and the Core i5-10400F? Download our free and quick PC Performance Test.

Other Benchmarks

3DMark Physics score

3DMark Physics score

Physics simulation benchmark

5045 points
5% slightly higher 3DMark Physics score
4768 points
Blender score

Blender score

Cycles Render (Samples per minute)

130.84 points
17% slightly higher Blender score
111.48 points
Geekbench 5 (multi) score

Geekbench 5 (multi) score

Multi threaded benchmark

6971 points
20% slightly higher Geekbench 5 (multi) score
5783 points
Geekbench 5 (single) score

Geekbench 5 (single) score

Single threaded benchmark

1630 points
15% slightly higher Geekbench 5 (single) score
1414 points
Geekbench 6 (multi) score

Geekbench 6 (multi) score

Multi threaded benchmark

7075 points
22% slightly higher Geekbench 6 (multi) score
5782 points
Geekbench 6 (single) score

Geekbench 6 (single) score

Single threaded benchmark

1713 points
17% slightly higher Geekbench 6 (single) score
1454 points

Specifications

Cores

Number of physical processing units

6
Identical
6

Threads

Number of logical processing units

12
Identical
12

Clock Speed

Base frequency at which the chip operates

4 GHz
37% slightly higher clock speed
2.9 GHz

Turbo Speed

Higher frequency used for heavy workloads

5 GHz
16% slightly higher turbo speed
4.3 GHz

TDP

Thermal Design Power: Measure of heat generated by the CPU

95 W
65 W
46% significantly lower TDP

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

128 GiB
Identical
128 GiB

L1 Cache

Smallest embedded memory, but the fastest

384 KiB
Identical
384 KiB

L2 Cache

Secondary embedded memory, slower than L1 cache

1.5 MiB
Identical
1.5 MiB

L3 Cache

General memory pool for all cores

12 MiB
Identical
12 MiB

Other details

Rank

Ranking in the hardwareDB database

344th of 1,089
359th of 1,089

Family

The product line

8th Generation Core i7
10th Generation Core i5

Release date

The official date of release of this chip

2018 May
2020 May

Memory Type

The type of memory used by this chip

DDR4-2666
DDR4-2666

Is Unlocked

Can this CPU can be overclocked

Yes
No

Supports ECC memory

Does this CPU support error correcting memory

No
No

Core i7-8086K vs Core i5-10400F comparison

In our benchmarks, the Core i7-8086K beats the Core i5-10400F in overall performance. Furthermore, our gaming benchmark shows that it also outperforms the Core i5-10400F in all gaming tests too.

When comparing these CPUs we notice that they have the same number of cores and the same number of threads. With our hardware info, we find that the Core i7-8086K has a slightly higher clock speed than the Core i5-10400F. Also, the Core i7-8086K has a slightly higher turbo speed. The Core i5-10400F outputs less heat than Core i7-8086K thanks to a significantly lower TDP. This measures the amount of heat they output and can be used to estimate power consumption. The data shows that both these CPUs have same sized L2 caches and L3 cache.

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. Indeed, the Core i7-8086K has more threads than cores. Each physical core is split into multiple threads.

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