Intel Core i7-2600K vs Intel Core Ultra 7 265K

Compare Intel Core 4 core CPU vs Intel Core Ultra (Series 2) 20 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

2571 points
16691 points
549% significantly better overall score

Gaming Score

The raw gaming performance with a fast GPU

4067 points
15383 points
278% significantly better gaming score

Multitasking Score

Performance in workloads using up to 8 cores

2123 points
17117 points
706% significantly better multitasking score

Heavy Workload Score

Performance in workloads using up to 16 cores

2039 points
17234 points
745% significantly better heavy workload score

Free CPU Benchmark

Want to compare your processor against the Core i7-2600K and the Core Ultra 7 265K? Download our free and quick PC Performance Test.

Other Benchmarks

3DMark Physics score

3DMark Physics score

Physics simulation benchmark

3342 points
16561 points
395% significantly higher 3DMark Physics score
Blender score

Blender score

Cycles Render (Samples per minute)

44.04 points
467.43 points
961% significantly higher Blender score
Geekbench 6 (multi) score

Geekbench 6 (multi) score

Multi threaded benchmark

2289 points
20585 points
799% significantly higher Geekbench 6 (multi) score
Geekbench 6 (single) score

Geekbench 6 (single) score

Single threaded benchmark

665 points
3063 points
360% significantly higher Geekbench 6 (single) score

Specifications

Cores

Number of physical processing units

4
20
400% significantly more cores

Threads

Number of logical processing units

8
20
150% significantly more threads

Clock Speed

Base frequency at which the chip operates

3.4 GHz
3.9 GHz
14% slightly higher clock speed

Turbo Speed

Higher frequency used for heavy workloads

3.8 GHz
5.5 GHz
44% significantly higher turbo speed

PCIe Lanes

Number of physical connections between the CPU and expansion slots

16
24
49% significantly more pcie lanes

Memory Channels

Lanes for simultaneous memory access

2
Identical
2

Supported Memory

Maximum amount of RAM supported by this CPU

32 GiB
192 GiB
499% significantly more supported memory

Other details

Rank

Ranking in the hardwareDB database

612th of 1,089
10th of 1,089

Family

The product line

Core
Core Ultra (Series 2)

Release date

The official date of release of this chip

2011 February
2024 November

Memory Type

The type of memory used by this chip

DDR3-1066
DDR5-6400

Supports ECC memory

Does this CPU support error correcting memory

No
Yes

Core i7-2600K vs Core Ultra 7 265K comparison

According to the hardwareDB Benchmark tool, the Core Ultra 7 265K is faster than the Core i7-2600K. Furthermore, our gaming benchmark shows that it also outperforms the Core i7-2600K in all gaming tests too.

In terms of the number of cores of each of these CPUs, the Core Ultra 7 265K has significantly more cores than the Core i7-2600K. Indeed, the Core Ultra 7 265K has 20 cores compared to 4 cores found in the Core i7-2600K. It also has more threads than the Core i7-2600K. Our comparison shows that the Core Ultra 7 265K has a slightly higher clock speed compared to the Core i7-2600K. Also, the Core Ultra 7 265K has a significantly 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 i7-2600K has more threads than cores. Each physical core is split into multiple threads.

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