Intel Core i9-12900K vs Intel Core i7-12700H

Compare Intel 12th Generation Core i9 16 core CPU vs Intel 12th Generation Core i7 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
79% significantly better overall score
7424 points

Gaming Score

The raw gaming performance with a fast GPU

14234 points
54% significantly better gaming score
9222 points

Multitasking Score

Performance in workloads using up to 8 cores

13035 points
88% significantly better multitasking score
6907 points

Heavy Workload Score

Performance in workloads using up to 16 cores

12983 points
90% significantly better heavy workload score
6820 points

Free CPU Benchmark

Want to compare your processor against the Core i9-12900K and the Core i7-12700H? Download our free and quick PC Performance Test.

Other Benchmarks

3DMark Physics score

3DMark Physics score

Physics simulation benchmark

11701 points
61% significantly higher 3DMark Physics score
7238 points
Blender score

Blender score

Cycles Render (Samples per minute)

364.47 points
87% significantly higher Blender score
194.62 points
Cinebench R23 score

Cinebench R23 score

Multi threaded benchmark

27005 points
39% slightly higher Cinebench R23 score
19330 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
39% slightly higher clock speed
2.3 GHz

Turbo Speed

Higher frequency used for heavy workloads

5.2 GHz
10% slightly higher turbo speed
4.7 GHz

TDP

Thermal Design Power: Measure of heat generated by the CPU

241 W
45 W
435% significantly 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

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
169th of 1,089

Family

The product line

12th Generation Core i9
12th Generation Core i7

Release date

The official date of release of this chip

2021 November
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
No

Supports ECC memory

Does this CPU support error correcting memory

Yes
No

Core i9-12900K vs Core i7-12700H benchmarks

In our benchmarks, the Core i9-12900K beats the Core i7-12700H in overall performance. Furthermore, our gaming benchmark shows that it also outperforms the Core i7-12700H in all gaming tests too.

With info from our database, we find that the Core i9-12900K has slightly more cores with 16 cores whereas the Core i7-12700H has 14 cores. It also has more threads than the Core i7-12700H. These CPUs have different clock speeds. Indeed, the Core i9-12900K has a slightly higher clock speed compared to the Core i7-12700H. Also, the Core i9-12900K has a slightly higher turbo speed. The Core i7-12700H outputs less heat than Core i9-12900K thanks to a 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 i9-12900K has more threads than cores. Each physical core is split into multiple threads.

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