Intel Core i7-7660U vs Intel Core i7-8550U

Compare Intel 7th Generation Core i7 2 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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Benchmark Score

Overall Score

A combined score of all workloads

1440 points
2085 points
44% significantly better overall score

Gaming Score

The raw gaming performance with a fast GPU

2728 points
3523 points
29% slightly better gaming score

Multitasking Score

Performance in workloads using up to 8 cores

1086 points
1671 points
53% significantly better multitasking score

Heavy Workload Score

Performance in workloads using up to 16 cores

1037 points
1597 points
54% significantly better heavy workload score

Free CPU Benchmark

Want to compare your processor against the Core i7-7660U and the Core i7-8550U? Download our free and quick PC Performance Test.

Other Benchmarks

Blender score

Blender score

Cycles Render (Samples per minute)

27.65 points
43.52 points
57% significantly higher Blender score
Geekbench 5 (multi) score

Geekbench 5 (multi) score

Multi threaded benchmark

2293 points
2622 points
14% slightly higher Geekbench 5 (multi) score
Geekbench 5 (single) score

Geekbench 5 (single) score

Single threaded benchmark

1141 points
29% slightly higher Geekbench 5 (single) score
878 points

Specifications

Cores

Number of physical processing units

2
4
100% significantly more cores

Threads

Number of logical processing units

4
8
100% significantly more threads

Clock Speed

Base frequency at which the chip operates

2.5 GHz
38% slightly higher clock speed
1.8 GHz

Turbo Speed

Higher frequency used for heavy workloads

4 GHz
Identical
4 GHz

TDP

Thermal Design Power: Measure of heat generated by the CPU

15 W
Identical
15 W

PCIe Lanes

Number of physical connections between the CPU and expansion slots

12
Identical
12

Memory Channels

Lanes for simultaneous memory access

2
Identical
2

Supported Memory

Maximum amount of RAM supported by this CPU

32 GiB
Identical
32 GiB

Other details

Rank

Ranking in the hardwareDB database

825th of 1,089
706th of 1,089

Family

The product line

7th Generation Core i7
8th Generation Core i7

Release date

The official date of release of this chip

2017 February
2017 August

Memory Type

The type of memory used by this chip

DDR4-2133
DDR4-2400

Is Unlocked

Can this CPU can be overclocked

-
No

Supports ECC memory

Does this CPU support error correcting memory

No
No

Core i7-7660U vs Core i7-8550U comparison

In our benchmarks, the Core i7-8550U beats the Core i7-7660U in overall performance. Furthermore, our gaming benchmark shows that it also outperforms the Core i7-7660U in all gaming tests too.

With info from our database, we find that the Core i7-8550U has significantly more cores with 4 cores whereas the Core i7-7660U has 2 cores. It also has more threads than the Core i7-7660U. These CPUs have different clock speeds. Indeed, the Core i7-7660U has a slightly higher clock speed compared to the Core i7-8550U. Furthermore, both these CPUs have identical turbo speeds. Both these chips have an identical TDP (Thermal Design Power). This measures the amount of heat they output and can be used to estimate power consumption.

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 i7-7660U has more threads than cores. Each physical core is split into multiple threads.

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