Intel Core i7-6700HQ vs Intel Core i7-8665U

Compare Intel 6th Generation Core i7 4 core CPU vs Intel 8th Generation Core i7 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

$ 3231.00
$ 1540.00
$ 1691.00 significantly less expensive

Benchmark Score

Overall Score

A combined score of all workloads

2465 points
8% slightly better overall score
2271 points

Gaming Score

The raw gaming performance with a fast GPU

3937 points
4% slightly better gaming score
3777 points

Multitasking Score

Performance in workloads using up to 8 cores

2027 points
10% slightly better multitasking score
1836 points

Heavy Workload Score

Performance in workloads using up to 16 cores

1949 points
10% slightly better heavy workload score
1758 points

Free CPU Benchmark

Want to compare your processor against the Core i7-6700HQ and the Core i7-8665U? Download our free and quick PC Performance Test.

Other Benchmarks

Blender score

Blender score

Cycles Render (Samples per minute)

56.39 points
23% slightly higher Blender score
45.82 points
Geekbench 5 (multi) score

Geekbench 5 (multi) score

Multi threaded benchmark

3315 points
36% slightly higher Geekbench 5 (multi) score
2425 points
Geekbench 5 (single) score

Geekbench 5 (single) score

Single threaded benchmark

1050 points
37% slightly higher Geekbench 5 (single) score
765 points

Specifications

Cores

Number of physical processing units

4
Identical
4

Threads

Number of logical processing units

8
Identical
8

Clock Speed

Base frequency at which the chip operates

2.6 GHz
36% slightly higher clock speed
1.9 GHz

Turbo Speed

Higher frequency used for heavy workloads

3.5 GHz
4.8 GHz
37% slightly higher turbo speed

TDP

Thermal Design Power: Measure of heat generated by the CPU

45 W
15 W
200% 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

64 GiB
Identical
64 GiB

Other details

Rank

Ranking in the hardwareDB database

635th of 1,089
669th of 1,089

Family

The product line

6th Generation Core i7
8th Generation Core i7

Release date

The official date of release of this chip

2015 August
2019 May

Memory Type

The type of memory used by this chip

DDR4-2133
DDR4-2400

Supports ECC memory

Does this CPU support error correcting memory

No
No

Core i7-6700HQ vs Core i7-8665U benchmarks

According to the hardwareDB Benchmark tool, the Core i7-6700HQ is faster than the Core i7-8665U. Despite this, the Core i7-8665U has the advantage in our gaming benchmark.

Our spec comparison shows that they have an identical amount of cores and the same number of threads. Our comparison shows that the Core i7-6700HQ has a slightly higher clock speed compared to the Core i7-8665U. Despite this, the Core i7-8665U has a slightly higher turbo speed. The Core i7-8665U outputs less heat than Core i7-6700HQ thanks to a 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 i7-6700HQ has more threads than cores. Each physical core is split into multiple threads.

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