Intel Core i7-6700K vs Intel Core i7-8550U

Compare Intel 6th Generation Core i7 4 core CPU vs Intel 8th Generation Core i7 4 core processor, specs and benchmark score. Which is the better CPU for gaming?

CPU Comparison

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Price

The cheapest price from our partner retailers

$ 274.86
$ 694.14 significantly less expensive
$ 969.00

Benchmark Score

Overall Score

A combined score of all workloads

3497 points
67% significantly better overall score
2085 points

Gaming Score

The raw gaming performance with a fast GPU

5633 points
59% significantly better gaming score
3523 points

Multitasking Score

Performance in workloads using up to 8 cores

2866 points
71% significantly better multitasking score
1671 points

Heavy Workload Score

Performance in workloads using up to 16 cores

2751 points
72% significantly better heavy workload score
1597 points

Free CPU Benchmark

Want to compare your processor against the Core i7-6700K and the Core i7-8550U? Download our free and quick PC Performance Test.

Other Benchmarks

Blender score

Blender score

Cycles Render (Samples per minute)

81.27 points
86% significantly higher Blender score
43.52 points
Geekbench 5 (multi) score

Geekbench 5 (multi) score

Multi threaded benchmark

4822 points
83% significantly higher Geekbench 5 (multi) score
2622 points
Geekbench 5 (single) score

Geekbench 5 (single) score

Single threaded benchmark

1442 points
64% significantly higher Geekbench 5 (single) score
878 points

Specifications

Cores

Number of physical processing units

4
Identical
4

Threads

Number of logical processing units

8
Identical
8

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
5% slightly higher turbo speed
4 GHz

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
33% slightly more pcie lanes
12

Memory Channels

Lanes for simultaneous memory access

2
Identical
2

Supported Memory

Maximum amount of RAM supported by this CPU

64 GiB
100% significantly more supported memory
32 GiB

L1 Cache

Smallest embedded memory, but the fastest

256 KiB
Identical
256 KiB

L2 Cache

Secondary embedded memory, slower than L1 cache

1 MiB
Identical
1 MiB

L3 Cache

General memory pool for all cores

8 MiB
Identical
8 MiB

Other details

Rank

Ranking in the hardwareDB database

482nd of 1,089
706th of 1,089

Family

The product line

6th Generation Core i7
8th Generation Core i7

Release date

The official date of release of this chip

2015 August
2017 August

Memory Type

The type of memory used by this chip

DDR4-1866
DDR4-2400

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 i7-8550U benchmarks

According to the hardwareDB Benchmark tool, the Core i7-6700K is faster than the Core i7-8550U. Furthermore, our gaming benchmark shows that it also outperforms the Core i7-8550U in all gaming tests too.

When comparing these CPUs we notice that they have the same number of cores and the same number of threads. Our comparison shows that the Core i7-6700K has a significantly higher clock speed compared to the Core i7-8550U. Also, the Core i7-6700K has a slightly higher turbo speed. The Core i7-8550U 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. When comparing cache sizes, these CPUs have an identical amount of L2 cache and L3 cache.

The more cores a CPU has, the better the overall performance will be in parallel workloads such as multitasking. Many CPUs have more threads than cores, this means that each physical core is split into multiple logical cores, making them more efficient. Indeed, the Core i7-6700K has more threads than cores. Each physical core is split into multiple threads.

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