Intel Core i3-10100 vs Intel Core i5-6400

Compare Intel 10th Generation Core i3 4 core CPU vs Intel 6th Generation Core i5 4 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

$ 139.78
$ 99.99
$ 39.79 significantly less expensive

Benchmark Score

Overall Score

A combined score of all workloads

3478 points
63% significantly better overall score
2127 points

Gaming Score

The raw gaming performance with a fast GPU

5576 points
40% slightly better gaming score
3959 points

Multitasking Score

Performance in workloads using up to 8 cores

2857 points
76% significantly better multitasking score
1617 points

Heavy Workload Score

Performance in workloads using up to 16 cores

2743 points
76% significantly better heavy workload score
1551 points

Free CPU Benchmark

Want to compare your processor against the Core i3-10100 and the Core i5-6400? Download our free and quick PC Performance Test.

Other Benchmarks

3DMark Physics score

3DMark Physics score

Physics simulation benchmark

4780 points
60% significantly higher 3DMark Physics score
2971 points
Blender score

Blender score

Cycles Render (Samples per minute)

75.47 points
89% significantly higher Blender score
39.92 points
Geekbench 5 (multi) score

Geekbench 5 (multi) score

Multi threaded benchmark

4319 points
46% significantly higher Geekbench 5 (multi) score
2948 points
Geekbench 5 (single) score

Geekbench 5 (single) score

Single threaded benchmark

1401 points
29% slightly higher Geekbench 5 (single) score
1079 points
Geekbench 6 (multi) score

Geekbench 6 (multi) score

Multi threaded benchmark

4213 points
38% slightly higher Geekbench 6 (multi) score
3046 points
Geekbench 6 (single) score

Geekbench 6 (single) score

Single threaded benchmark

1432 points
28% slightly higher Geekbench 6 (single) score
1116 points

Specifications

Cores

Number of physical processing units

4
Identical
4

Threads

Number of logical processing units

8
100% significantly more threads
4

Clock Speed

Base frequency at which the chip operates

3.6 GHz
33% slightly higher clock speed
2.7 GHz

Turbo Speed

Higher frequency used for heavy workloads

4.3 GHz
30% slightly higher turbo speed
3.3 GHz

TDP

Thermal Design Power: Measure of heat generated by the CPU

65 W
Identical
65 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

128 GiB
100% significantly more supported memory
64 GiB

L1 Cache

Smallest embedded memory, but the fastest

256 KiB
Identical
256 KiB

L2 Cache

Secondary embedded memory, slower than L1 cache

1 MiB
Identical
1 MiB

L3 Cache

General memory pool for all cores

6 MiB
Identical
6 MiB

Other details

Rank

Ranking in the hardwareDB database

485th of 1,089
699th of 1,089

Family

The product line

10th Generation Core i3
6th Generation Core i5

Release date

The official date of release of this chip

2020 May
2015 August

Memory Type

The type of memory used by this chip

DDR4-2666
DDR4-1866

Is Unlocked

Can this CPU can be overclocked

No
No

Supports ECC memory

Does this CPU support error correcting memory

No
No

Core i3-10100 vs Core i5-6400 comparison

According to the hardwareDB Benchmark tool, the Core i3-10100 is faster than the Core i5-6400. Furthermore, our gaming benchmark shows that it also outperforms the Core i5-6400 in all gaming tests too.

Our spec comparison shows that they have an identical amount of cores but the Core i3-10100 has more threads. Our comparison shows that the Core i3-10100 has a slightly higher clock speed compared to the Core i5-6400. Also, the Core i3-10100 has a slightly higher turbo speed. Both these chips have an identical TDP (Thermal Design Power). This measures the amount of heat they output and can be used to estimate power consumption. When comparing cache sizes, these CPUs have an identical amount of L2 cache and L3 cache.

Most CPUs have more threads than cores. This technology, colloquially called hyperthreading, improves performance by splitting a core into multiple virtual ones. This provides more efficient utilisation of a core. Indeed, the Core i3-10100 has more threads than cores. Each physical core is split into multiple threads.

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