Intel Core i7-6700K vs Intel Core i9-9980HK

Compare Intel 6th Generation Core i7 4 core CPU vs Intel 9th Generation Core i9 8 core processor, specs and benchmark score. Which is the better CPU for gaming?

CPU Comparison

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Benchmark Score

Overall Score

A combined score of all workloads

3497 points
3558 points
1% slightly better overall score

Gaming Score

The raw gaming performance with a fast GPU

5633 points
21% slightly better gaming score
4626 points

Multitasking Score

Performance in workloads using up to 8 cores

2866 points
3403 points
18% slightly better multitasking score

Heavy Workload Score

Performance in workloads using up to 16 cores

2751 points
3616 points
31% slightly better heavy workload score

Free CPU Benchmark

Want to compare your processor against the Core i7-6700K and the Core i9-9980HK? Download our free and quick PC Performance Test.

Other Benchmarks

3DMark Physics score

3DMark Physics score

Physics simulation benchmark

3242 points
8280 points
155% significantly higher 3DMark Physics score
Blender score

Blender score

Cycles Render (Samples per minute)

81.27 points
132.90 points
63% significantly higher Blender score
Geekbench 5 (multi) score

Geekbench 5 (multi) score

Multi threaded benchmark

4822 points
6312 points
30% slightly higher Geekbench 5 (multi) score
Geekbench 5 (single) score

Geekbench 5 (single) score

Single threaded benchmark

1442 points
4% slightly higher Geekbench 5 (single) score
1386 points
Geekbench 6 (multi) score

Geekbench 6 (multi) score

Multi threaded benchmark

4936 points
6310 points
27% slightly higher Geekbench 6 (multi) score
Geekbench 6 (single) score

Geekbench 6 (single) score

Single threaded benchmark

1506 points
6% slightly higher Geekbench 6 (single) score
1411 points

Specifications

Cores

Number of physical processing units

4
8
100% significantly more cores

Threads

Number of logical processing units

8
16
100% significantly more threads

Clock Speed

Base frequency at which the chip operates

4 GHz
66% significantly higher clock speed
2.4 GHz

Turbo Speed

Higher frequency used for heavy workloads

4.2 GHz
5 GHz
19% slightly higher turbo speed

TDP

Thermal Design Power: Measure of heat generated by the CPU

95 W
45 W
111% 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
128 GiB
100% significantly more supported memory

L1 Cache

Smallest embedded memory, but the fastest

256 KiB
512 KiB
100% significantly more L1 cache

L2 Cache

Secondary embedded memory, slower than L1 cache

1 MiB
2 MiB
100% significantly more L2 cache

L3 Cache

General memory pool for all cores

8 MiB
16 MiB
100% significantly more L3 cache

Other details

Rank

Ranking in the hardwareDB database

482nd of 1,089
480th of 1,089

Family

The product line

6th Generation Core i7
9th Generation Core i9

Release date

The official date of release of this chip

2015 August
2019 May

Memory Type

The type of memory used by this chip

DDR4-1866
DDR4-2666

Is Unlocked

Can this CPU can be overclocked

No
Yes

Supports ECC memory

Does this CPU support error correcting memory

No
No

Core i7-6700K vs Core i9-9980HK specs and performance

According to the hardwareDB Benchmark tool, the Core i7-6700K is faster than the Core i9-9980HK. Furthermore, our gaming benchmark shows that it also outperforms the Core i9-9980HK in all gaming tests too.

With info from our database, we find that the Core i9-9980HK has significantly more cores with 8 cores whereas the Core i7-6700K has 4 cores. It also has more threads than the Core i7-6700K. These CPUs have different clock speeds. Indeed, the Core i7-6700K has a significantly higher clock speed compared to the Core i9-9980HK. Despite this, the Core i9-9980HK has a slightly higher turbo speed. The Core i9-9980HK outputs less heat than Core i7-6700K thanks to a significantly lower TDP. This measures the amount of heat they output and can be used to estimate power consumption. The info from our database shows that the Core i9-9980HK has more L2 cache than the Core i7-6700K. The Core i9-9980HK also has significantly more 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 i7-6700K has more threads than cores. Each physical core is split into multiple threads.

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