Intel Core i7-8700K vs Intel Core i9-9980HK

Compare Intel 8th Generation Core i7 6 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

5130 points
44% significantly better overall score
3558 points

Gaming Score

The raw gaming performance with a fast GPU

7103 points
53% significantly better gaming score
4626 points

Multitasking Score

Performance in workloads using up to 8 cores

4499 points
32% slightly better multitasking score
3403 points

Heavy Workload Score

Performance in workloads using up to 16 cores

4352 points
20% slightly better heavy workload score
3616 points

Free CPU Benchmark

Want to compare your processor against the Core i7-8700K and the Core i9-9980HK? Download our free and quick PC Performance Test.

Other Benchmarks

3DMark Physics score

3DMark Physics score

Physics simulation benchmark

5074 points
8280 points
63% significantly higher 3DMark Physics score
Blender score

Blender score

Cycles Render (Samples per minute)

126.15 points
132.90 points
5% slightly higher Blender score
Geekbench 5 (multi) score

Geekbench 5 (multi) score

Multi threaded benchmark

6462 points
2% slightly higher Geekbench 5 (multi) score
6312 points
Geekbench 5 (single) score

Geekbench 5 (single) score

Single threaded benchmark

1549 points
11% slightly higher Geekbench 5 (single) score
1386 points
Geekbench 6 (multi) score

Geekbench 6 (multi) score

Multi threaded benchmark

6565 points
4% slightly higher Geekbench 6 (multi) score
6310 points
Geekbench 6 (single) score

Geekbench 6 (single) score

Single threaded benchmark

1621 points
14% slightly higher Geekbench 6 (single) score
1411 points

Specifications

Cores

Number of physical processing units

6
8
33% slightly more cores

Threads

Number of logical processing units

12
16
33% slightly more threads

Clock Speed

Base frequency at which the chip operates

3.7 GHz
54% significantly higher clock speed
2.4 GHz

Turbo Speed

Higher frequency used for heavy workloads

4.7 GHz
5 GHz
6% 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

128 GiB
Identical
128 GiB

L1 Cache

Smallest embedded memory, but the fastest

384 KiB
512 KiB
33% slightly more L1 cache

L2 Cache

Secondary embedded memory, slower than L1 cache

1.5 MiB
2 MiB
33% slightly more L2 cache

L3 Cache

General memory pool for all cores

12 MiB
16 MiB
33% slightly more L3 cache

Other details

Rank

Ranking in the hardwareDB database

335th of 1,089
480th of 1,089

Family

The product line

8th Generation Core i7
9th Generation Core i9

Release date

The official date of release of this chip

2017 November
2019 May

Memory Type

The type of memory used by this chip

DDR4-2666
DDR4-2666

Is Unlocked

Can this CPU can be overclocked

Yes
Yes

Supports ECC memory

Does this CPU support error correcting memory

No
No

Core i7-8700K vs Core i9-9980HK comparison

According to the hardwareDB Benchmark tool, the Core i7-8700K 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 slightly more cores with 8 cores whereas the Core i7-8700K has 6 cores. It also has more threads than the Core i7-8700K. These CPUs have different clock speeds. Indeed, the Core i7-8700K 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 i7-8700K thanks to a significantly lower TDP. This measures the amount of heat they output and can be used to estimate power consumption. The cache sizes of these CPUs are different. Indeed, the Core i9-9980HK has slightly more L2 cache than the Core i7-8700K. The Core i9-9980HK also has slightly more L3 cache.

Modern CPUs generally have more logical cores than physical cores, this means that each core is split into multiple virtual cores, improving efficiency for parallel workloads. Indeed, the Core i7-8700K has more threads than cores. Each physical core is split into multiple threads.

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