Intel Core i7-6700K vs Intel Core i7-1265U

Compare Intel 6th Generation Core i7 4 core CPU vs Intel 12th Generation Core i7 10 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

3497 points
0.63% slightly better overall score
3475 points

Gaming Score

The raw gaming performance with a fast GPU

5633 points
16% slightly better gaming score
4820 points

Multitasking Score

Performance in workloads using up to 8 cores

2866 points
3078 points
7% slightly better multitasking score

Heavy Workload Score

Performance in workloads using up to 16 cores

2751 points
2987 points
8% slightly better heavy workload score

Free CPU Benchmark

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Other Benchmarks

Blender score

Blender score

Cycles Render (Samples per minute)

81.27 points
85.57 points
5% slightly higher Blender score
Geekbench 5 (multi) score

Geekbench 5 (multi) score

Multi threaded benchmark

4822 points
6232 points
29% slightly higher Geekbench 5 (multi) score
Geekbench 5 (single) score

Geekbench 5 (single) score

Single threaded benchmark

1442 points
1914 points
32% slightly higher Geekbench 5 (single) score
Geekbench 6 (multi) score

Geekbench 6 (multi) score

Multi threaded benchmark

4936 points
6222 points
26% slightly higher Geekbench 6 (multi) score
Geekbench 6 (single) score

Geekbench 6 (single) score

Single threaded benchmark

1506 points
1915 points
27% slightly higher Geekbench 6 (single) score

Specifications

Cores

Number of physical processing units

4
10
150% significantly more cores

Threads

Number of logical processing units

8
12
49% significantly more threads

Clock Speed

Base frequency at which the chip operates

4 GHz
122% significantly higher clock speed
1.8 GHz

Turbo Speed

Higher frequency used for heavy workloads

4.2 GHz
4.8 GHz
14% slightly higher turbo speed

TDP

Thermal Design Power: Measure of heat generated by the CPU

95 W
15 W
533% significantly lower TDP

PCIe Lanes

Number of physical connections between the CPU and expansion slots

16
20
25% slightly more pcie lanes

Memory Channels

Lanes for simultaneous memory access

2
Identical
2

Supported Memory

Maximum amount of RAM supported by this CPU

64 GiB
Identical
64 GiB

L1 Cache

Smallest embedded memory, but the fastest

256 KiB
800 KiB
212% significantly more L1 cache

L2 Cache

Secondary embedded memory, slower than L1 cache

1 MiB
4 MiB
300% significantly more L2 cache

L3 Cache

General memory pool for all cores

8 MiB
12 MiB
49% significantly more L3 cache

Other details

Rank

Ranking in the hardwareDB database

482nd of 1,089
486th of 1,089

Family

The product line

6th Generation Core i7
12th Generation Core i7

Release date

The official date of release of this chip

2015 August
2022 February

Memory Type

The type of memory used by this chip

DDR4-1866
DDR5-4800

Is Unlocked

Can this CPU can be overclocked

No
No

Supports ECC memory

Does this CPU support error correcting memory

No
No

Core i7-6700K vs Core i7-1265U comparison

In our benchmarks, the Core i7-6700K beats the Core i7-1265U in overall performance. Furthermore, our gaming benchmark shows that it also outperforms the Core i7-1265U in all gaming tests too.

In terms of the number of cores of each of these CPUs, the Core i7-1265U has significantly more cores than the Core i7-6700K. Indeed, the Core i7-1265U has 10 cores compared to 4 cores found in the Core i7-6700K. It also has more threads than the Core i7-6700K. These CPUs have different clock speeds. Indeed, the Core i7-6700K has a significantly higher clock speed compared to the Core i7-1265U. Despite this, the Core i7-1265U has a slightly higher turbo speed. The Core i7-1265U outputs less heat than Core i7-6700K thanks to a significantly lower TDP. This measures the amount of heat they output and can be used to estimate power consumption. The info from our database shows that the Core i7-1265U has more L2 cache than the Core i7-6700K. The Core i7-1265U also has significantly more L3 cache.

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 i7-6700K has more threads than cores. Each physical core is split into multiple threads.

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