Intel Core i9-12900K vs Intel Core i9-14900HX

Compare Intel 12th Generation Core i9 16 core CPU vs Intel 24 core processor, specs and benchmark score. Which is the better CPU for gaming?

Benchmark Score
Other Benchmarks
Specifications
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CPU Comparison

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Benchmark Score

Overall Score

A combined score of all workloads

13331 points

21% slightly better overall score

10999 points

Gaming Score

The raw gaming performance with a fast GPU

14234 points

24% slightly better gaming score

11453 points

Multitasking Score

Performance in workloads using up to 8 cores

13035 points

19% slightly better multitasking score

10950 points

Heavy Workload Score

Performance in workloads using up to 16 cores

12983 points

17% slightly better heavy workload score

11076 points

Free CPU Benchmark

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Other Benchmarks

3DMark Physics score

Physics simulation benchmark

11701 points

12548 points

7% slightly higher 3DMark Physics score

Blender score

Cycles Render (Samples per minute)

364.47 points

6% slightly higher Blender score

340.82 points

Geekbench 6 (multi) score

Multi threaded benchmark

15365 points

15507 points

0.92% slightly higher Geekbench 6 (multi) score

Geekbench 6 (single) score

Single threaded benchmark

2616 points

2661 points

1% slightly higher Geekbench 6 (single) score

Specifications

Cores

Number of physical processing units

49% significantly more cores

Threads

Number of logical processing units

33% slightly more threads

Clock Speed

Base frequency at which the chip operates

3.2 GHz

45% significantly higher clock speed

2.2 GHz

Turbo Speed

Higher frequency used for heavy workloads

5.2 GHz

5.8 GHz

11% slightly higher turbo speed

PCIe Lanes

Number of physical connections between the CPU and expansion slots

Identical

Memory Channels

Lanes for simultaneous memory access

Identical

Supported Memory

Maximum amount of RAM supported by this CPU

128 GiB

192 GiB

49% significantly more supported memory

L3 Cache

General memory pool for all cores

30 MiB

36 MiB

20% slightly more L3 cache

Other details

Rank

Ranking in the hardwareDB database

39th of 1,089

69th of 1,089

Family

The product line

12th Generation Core i9

Core i9 (14th gen)

Release date

The official date of release of this chip

2021 November

2024 February

Memory Type

The type of memory used by this chip

DDR5-4800

DDR5-5600

Is Unlocked

Can this CPU can be overclocked

Yes

Supports ECC memory

Does this CPU support error correcting memory

Yes

Core i9-12900K vs Core i9-14900HX benchmarks

In our benchmarks, the Core i9-14900HX beats the Core i9-12900K in overall performance. Despite this, the Core i9-12900K has the advantage in our gaming benchmark.

When comparing core counts for these CPUs, we notice that the Core i9-14900HX has significantly more cores with 24 cores compared to the Core i9-12900K that has 16 cores. It also has more threads than the Core i9-12900K. Our comparison shows that the Core i9-12900K has a significantly higher clock speed compared to the Core i9-14900HX.

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