Intel Core i7-8665U vs Intel Pentium Gold G6400

Compare Intel 8th Generation Core i7 4 core CPU vs Intel Pentium Gold Series 2 core processor, specs and benchmark score. Which is the better CPU for gaming?

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Price

The cheapest price from our partner retailers

$ 1540.00
$ 79.83
$ 1460.17 significantly less expensive

Benchmark Score

Overall Score

A combined score of all workloads

2271 points
26% slightly better overall score
1794 points

Gaming Score

The raw gaming performance with a fast GPU

3777 points
3% slightly better gaming score
3637 points

Multitasking Score

Performance in workloads using up to 8 cores

1836 points
38% slightly better multitasking score
1325 points

Heavy Workload Score

Performance in workloads using up to 16 cores

1758 points
38% slightly better heavy workload score
1273 points

Free CPU Benchmark

Want to compare your processor against the Core i7-8665U and the Pentium Gold G6400? Download our free and quick PC Performance Test.

Other Benchmarks

Blender score

Blender score

Cycles Render (Samples per minute)

45.82 points
25% slightly higher Blender score
36.40 points

Specifications

Cores

Number of physical processing units

4
100% significantly more cores
2

Threads

Number of logical processing units

8
100% significantly more threads
4

Clock Speed

Base frequency at which the chip operates

1.9 GHz
4.01 GHz
110% significantly higher clock speed

TDP

Thermal Design Power: Measure of heat generated by the CPU

15 W
286% significantly lower TDP
58 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

64 GiB
128 GiB
100% significantly more supported memory

Other details

Rank

Ranking in the hardwareDB database

669th of 1,089
758th of 1,089

Family

The product line

8th Generation Core i7
Pentium Gold Series

Release date

The official date of release of this chip

2019 May
2020 May

Memory Type

The type of memory used by this chip

DDR4-2400
DDR4-2666

Is Unlocked

Can this CPU can be overclocked

-
No

Supports ECC memory

Does this CPU support error correcting memory

No
-

Core i7-8665U vs Pentium Gold G6400 specs and performance

According to the hardwareDB Benchmark tool, the Core i7-8665U is faster than the Pentium Gold G6400. Furthermore, our gaming benchmark shows that it also outperforms the Pentium Gold G6400 in all gaming tests too.

When comparing core counts for these CPUs, we notice that the Core i7-8665U has significantly more cores with 4 cores compared to the Pentium Gold G6400 that has 2 cores. It also has more threads than the Pentium Gold G6400. With our hardware info, we find that the Pentium Gold G6400 has a significantly higher clock speed than the Core i7-8665U. A Core i7-8665U CPU outputs less heat than a Pentium Gold G6400 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. Indeed, the Core i7-8665U has more threads than cores. Each physical core is split into multiple threads.

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