Intel Core i7-10700K vs Intel Core i9-12900H

Compare Intel 10th Generation Core i7 8 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

6751 points
8158 points
20% slightly better overall score

Gaming Score

The raw gaming performance with a fast GPU

8301 points
10256 points
23% slightly better gaming score

Multitasking Score

Performance in workloads using up to 8 cores

6232 points
7544 points
21% slightly better multitasking score

Heavy Workload Score

Performance in workloads using up to 16 cores

6087 points
7441 points
22% slightly better heavy workload score

Free CPU Benchmark

Want to compare your processor against the Core i7-10700K and the Core i9-12900H? Download our free and quick PC Performance Test.

Other Benchmarks

3DMark Physics score

3DMark Physics score

Physics simulation benchmark

7292 points
7534 points
3% slightly higher 3DMark Physics score
Blender score

Blender score

Cycles Render (Samples per minute)

177.76 points
209.04 points
17% slightly higher Blender score

Specifications

Cores

Number of physical processing units

8
14
75% significantly more cores

Threads

Number of logical processing units

16
20
25% slightly more threads

Clock Speed

Base frequency at which the chip operates

3.8 GHz
52% significantly higher clock speed
2.5 GHz

Turbo Speed

Higher frequency used for heavy workloads

5.1 GHz
2% slightly higher turbo speed
5 GHz

TDP

Thermal Design Power: Measure of heat generated by the CPU

125 W
45 W
177% significantly lower TDP

PCIe Lanes

Number of physical connections between the CPU and expansion slots

16
28
75% significantly 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

512 KiB
1120 KiB
118% significantly more L1 cache

L3 Cache

General memory pool for all cores

16 MiB
24 MiB
49% significantly more L3 cache

Other details

Rank

Ranking in the hardwareDB database

207th of 1,089
142nd of 1,089

Family

The product line

10th Generation Core i7
12th Generation Core i9

Release date

The official date of release of this chip

2020 May
2022 February

Memory Type

The type of memory used by this chip

DDR4-2933
DDR5-4800

Is Unlocked

Can this CPU can be overclocked

Yes
No

Supports ECC memory

Does this CPU support error correcting memory

No
No

Core i7-10700K vs Core i9-12900H comparison

In our benchmarks, the Core i9-12900H beats the Core i7-10700K in overall performance. Furthermore, our gaming benchmark shows that it also outperforms the Core i7-10700K in all gaming tests too.

When comparing core counts for these CPUs, we notice that the Core i9-12900H has significantly more cores with 14 cores compared to the Core i7-10700K that has 8 cores. It also has more threads than the Core i7-10700K. These CPUs have different clock speeds. Indeed, the Core i7-10700K has a significantly higher clock speed compared to the Core i9-12900H. Also, the Core i7-10700K has a slightly higher turbo speed. The Core i9-12900H outputs less heat than Core i7-10700K 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 i7-10700K has more threads than cores. Each physical core is split into multiple threads.

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