Intel Core i9-9980HK vs Intel Core i9-9820X

Compare Intel 9th Generation Core i9 8 core CPU vs Intel Core X-series 10 core processor, specs and benchmark score. Which is the better CPU for gaming?

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Benchmark Score

Overall Score

A combined score of all workloads

71 %
1% slightly better overall score
70 %

Gaming Score

The raw gaming performance with a fast GPU

65 %
14% slightly better gaming score
57 %

Multitasking Score

Performance in workloads using up to 8 cores

73 %
74 %
1% slightly better multitasking score

Heavy Workload Score

Performance in workloads using up to 16 cores

75 %
75 %

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Number of physical processing units

25% slightly more cores


Number of logical processing units

25% slightly more threads

Clock Speed

Base frequency at which the chip operates

2 GHz
3 GHz
37% slightly higher clock speed

Turbo Speed

Higher frequency used for heavy workloads

5 GHz
21% slightly higher turbo speed
4 GHz


Thermal Design Power: Measure of heat generated by the CPU

45 W
266% significantly lower TDP
165 W

PCIe Lanes

Number of physical connections between the CPU and expansion slots

175% significantly more pcie lanes

Memory Channels

Lanes for simultaneous memory access

100% significantly more memory channels

Supported Memory

Maximum amount of RAM supported by this CPU

128 GiB
128 GiB

L1 Cache

Smallest embedded memory, but the fastest

512 KiB
640 KiB
25% slightly more L1 cache

L3 Cache

General memory pool for all cores

16 MiB
220% significantly more L3 cache
5 MiB

Other details


Ranking in the hardwareDB database

156th of 1,327
163rd of 1,327


The product line

9th Generation Core i9
Core X-series

Release date

The official date of release of this chip

May 2019
November 2018

Memory Type

The type of memory used by this chip


Is Unlocked

Can this CPU can be overclocked


Supports ECC memory

Does this CPU support error correcting memory


Core i9-9980HK vs Core i9-9820X comparison

Our benchmark analysis concludes that the Core i9-9980HK performs better than the Core i9-9820X. Furthermore, our gaming benchmark shows that it also outperforms the Core i9-9820X in all gaming tests too.

In terms of the number of cores of each of these CPUs, the Core i9-9820X has slightly more cores than the Core i9-9980HK. Indeed, the Core i9-9820X has 10 cores compared to 8 cores found in the Core i9-9980HK. It also has more threads than the Core i9-9980HK. With our hardware info, we find that the Core i9-9820X has a slightly higher clock speed than the Core i9-9980HK. Despite this, the Core i9-9980HK has a slightly higher turbo speed. A Core i9-9980HK CPU outputs less heat than a Core i9-9820X CPU because of its significantly lower TDP. This measures the amount of heat they output and can be used to estimate power consumption.

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 i9-9980HK has more threads than cores. Each physical core is split into multiple threads.


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