Intel Core i9-12900K vs Intel Core Ultra 7 265F

Compare Intel 12th Generation Core i9 16 core CPU vs Intel Core Ultra (Series 2) 20 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

13331 points
15072 points
13% slightly better overall score

Gaming Score

The raw gaming performance with a fast GPU

14234 points
15233 points
7% slightly better gaming score

Multitasking Score

Performance in workloads using up to 8 cores

13035 points
14981 points
14% slightly better multitasking score

Heavy Workload Score

Performance in workloads using up to 16 cores

12983 points
14876 points
14% slightly better heavy workload score

Free CPU Benchmark

Want to compare your processor against the Core i9-12900K and the Core Ultra 7 265F? Download our free and quick PC Performance Test.

Other Benchmarks

Blender score

Blender score

Cycles Render (Samples per minute)

364.47 points
5% slightly higher Blender score
346.56 points

Specifications

Cores

Number of physical processing units

16
20
25% slightly more cores

Threads

Number of logical processing units

24
20% slightly more threads
20

Clock Speed

Base frequency at which the chip operates

3.2 GHz
33% slightly higher clock speed
2.4 GHz

Turbo Speed

Higher frequency used for heavy workloads

5.2 GHz
5.3 GHz
1% slightly higher turbo speed

PCIe Lanes

Number of physical connections between the CPU and expansion slots

20
24
20% 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
256 GiB
100% significantly more supported memory

L3 Cache

General memory pool for all cores

30 MiB
Identical
30 MiB

Other details

Rank

Ranking in the hardwareDB database

39th of 1,089
23rd of 1,089

Family

The product line

12th Generation Core i9
Core Ultra (Series 2)

Release date

The official date of release of this chip

2021 November
2025 February

Memory Type

The type of memory used by this chip

DDR5-4800
DDR5-6400

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 Ultra 7 265F benchmarks

In our benchmarks, the Core i9-12900K beats the Core Ultra 7 265F in overall performance. Furthermore, our gaming benchmark shows that it also outperforms the Core Ultra 7 265F in all gaming tests too.

In terms of the number of cores of each of these CPUs, the Core Ultra 7 265F has slightly more cores than the Core i9-12900K. Indeed, the Core Ultra 7 265F has 20 cores compared to 16 cores found in the Core i9-12900K. Despite this, the Core i9-12900K has more threads than the Core Ultra 7 265F. Our comparison shows that the Core i9-12900K has a slightly higher clock speed compared to the Core Ultra 7 265F. Despite this, the Core Ultra 7 265F has a slightly higher turbo speed.

Most CPUs have more threads than cores. This technology, colloquially called hyperthreading, improves performance by splitting a core into multiple virtual ones. This provides more efficient utilisation of a core. Indeed, the Core i9-12900K has more threads than cores. Each physical core is split into multiple threads.

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