Intel Core i9-12900K vs Intel Core i9-13900H

Compare Intel 12th Generation Core i9 16 core CPU vs Intel 13th Generation Core i9 14 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

13331 points
88% significantly better overall score
7077 points

Gaming Score

The raw gaming performance with a fast GPU

14234 points
57% significantly better gaming score
9022 points

Multitasking Score

Performance in workloads using up to 8 cores

13035 points
99% significantly better multitasking score
6522 points

Heavy Workload Score

Performance in workloads using up to 16 cores

12983 points
102% significantly better heavy workload score
6425 points

Free CPU Benchmark

Want to compare your processor against the Core i9-12900K and the Core i9-13900H? Download our free and quick PC Performance Test.

Other Benchmarks

3DMark Physics score

3DMark Physics score

Physics simulation benchmark

11701 points
44% significantly higher 3DMark Physics score
8124 points
Blender score

Blender score

Cycles Render (Samples per minute)

364.47 points
81% significantly higher Blender score
200.38 points
Cinebench R23 score

Cinebench R23 score

Multi threaded benchmark

27005 points
32% slightly higher Cinebench R23 score
20385 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

3.2 GHz
23% slightly higher clock speed
2.6 GHz

Turbo Speed

Higher frequency used for heavy workloads

5.2 GHz
5.4 GHz
3% slightly higher turbo speed

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

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

39th of 1,089
187th of 1,089

Family

The product line

12th Generation Core i9
13th Generation Core i9

Release date

The official date of release of this chip

2021 November
2023 February

Memory Type

The type of memory used by this chip

DDR5-4800
DDR5-5200

Is Unlocked

Can this CPU can be overclocked

Yes
-

Supports ECC memory

Does this CPU support error correcting memory

Yes
No

Core i9-12900K vs Core i9-13900H comparison

Our benchmark analysis concludes that the Core i9-12900K performs better than the Core i9-13900H. Furthermore, our gaming benchmark shows that it also outperforms the Core i9-13900H in all gaming tests too.

When comparing core counts for these CPUs, we notice that the Core i9-12900K has slightly more cores with 16 cores compared to the Core i9-13900H that has 14 cores. It also has more threads than the Core i9-13900H. With our hardware info, we find that the Core i9-12900K has a slightly higher clock speed than the Core i9-13900H. Despite this, the Core i9-13900H has a slightly higher turbo speed.

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

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