Intel Core i9-12900HX vs Intel Core i9-12900HK

Compare Intel 12th Generation Core i9 16 core CPU vs Intel 12th Generation Core i9 14 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

11511 points
80% significantly better overall score
6371 points

Gaming Score

The raw gaming performance with a fast GPU

12078 points
39% slightly better gaming score
8680 points

Multitasking Score

Performance in workloads using up to 8 cores

11322 points
97% significantly better multitasking score
5739 points

Heavy Workload Score

Performance in workloads using up to 16 cores

11290 points
100% significantly better heavy workload score
5626 points

Free CPU Benchmark

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Other Benchmarks

3DMark Physics score

3DMark Physics score

Physics simulation benchmark

9511 points
27% slightly higher 3DMark Physics score
7480 points
Blender score

Blender score

Cycles Render (Samples per minute)

279.75 points
56% significantly higher Blender score
178.23 points
Cinebench R23 score

Cinebench R23 score

Multi threaded benchmark

23482 points
21% slightly higher Cinebench R23 score
19282 points

Specifications

Cores

Number of physical processing units

16
14% slightly more cores
14

Threads

Number of logical processing units

24
20% slightly more threads
20

Clock Speed

Base frequency at which the chip operates

2.3 GHz
2.5 GHz
8% slightly higher clock speed

Turbo Speed

Higher frequency used for heavy workloads

5 GHz
Identical
5 GHz

TDP

Thermal Design Power: Measure of heat generated by the CPU

55 W
45 W
22% slightly lower TDP

PCIe Lanes

Number of physical connections between the CPU and expansion slots

20
28
40% slightly more pcie lanes

Memory Channels

Lanes for simultaneous memory access

2
Identical
2

Supported Memory

Maximum amount of RAM supported by this CPU

128 GiB
100% significantly more supported memory
64 GiB

L1 Cache

Smallest embedded memory, but the fastest

1280 KiB
14% slightly more L1 cache
1120 KiB

L2 Cache

Secondary embedded memory, slower than L1 cache

4 MiB
7.5 MiB
87% significantly more L2 cache

L3 Cache

General memory pool for all cores

30 MiB
25% slightly more L3 cache
24 MiB

Other details

Rank

Ranking in the hardwareDB database

58th of 1,089
230th of 1,089

Family

The product line

12th Generation Core i9
12th Generation Core i9

Release date

The official date of release of this chip

2022 May
2022 February

Memory Type

The type of memory used by this chip

DDR5-4800
DDR5-4800

Is Unlocked

Can this CPU can be overclocked

Yes
Yes

Supports ECC memory

Does this CPU support error correcting memory

No
No

Core i9-12900HX vs Core i9-12900HK comparison

Our benchmark analysis concludes that the Core i9-12900HX performs better than the Core i9-12900HK. Furthermore, our gaming benchmark shows that it also outperforms the Core i9-12900HK in all gaming tests too.

With info from our database, we find that the Core i9-12900HX has slightly more cores with 16 cores whereas the Core i9-12900HK has 14 cores. It also has more threads than the Core i9-12900HK. With our hardware info, we find that the Core i9-12900HK has a slightly higher clock speed than the Core i9-12900HX. Furthermore, both these CPUs have identical turbo speeds. The Core i9-12900HK outputs less heat than Core i9-12900HX thanks to a slightly 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 i9-12900HK has significantly more L2 cache than the Core i9-12900HX. Despite this, the Core i9-12900HX has slightly more L3 cache compared to the Core i9-12900HK.

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 i9-12900HX has more threads than cores. Each physical core is split into multiple threads.

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