Intel Core i7-7660U vs Intel Xeon E5-2643

Compare Intel 7th Generation Core i7 2 core CPU vs Intel Xeon E5 Family 4 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

1440 points
2971 points
106% significantly better overall score

Gaming Score

The raw gaming performance with a fast GPU

2728 points
4108 points
50% significantly better gaming score

Multitasking Score

Performance in workloads using up to 8 cores

1086 points
2620 points
141% significantly better multitasking score

Heavy Workload Score

Performance in workloads using up to 16 cores

1037 points
2542 points
145% significantly better heavy workload score

Free CPU Benchmark

Want to compare your processor against the Core i7-7660U and the Xeon E5-2643? Download our free and quick PC Performance Test.

Other Benchmarks

Blender score

Blender score

Cycles Render (Samples per minute)

27.65 points
40.83 points
47% significantly higher Blender score
Geekbench 5 (multi) score

Geekbench 5 (multi) score

Multi threaded benchmark

2293 points
2888 points
25% slightly higher Geekbench 5 (multi) score
Geekbench 5 (single) score

Geekbench 5 (single) score

Single threaded benchmark

1141 points
76% significantly higher Geekbench 5 (single) score
646 points
Geekbench 6 (multi) score

Geekbench 6 (multi) score

Multi threaded benchmark

2285 points
9% slightly higher Geekbench 6 (multi) score
2094 points
Geekbench 6 (single) score

Geekbench 6 (single) score

Single threaded benchmark

1149 points
103% significantly higher Geekbench 6 (single) score
566 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
3.3 GHz
32% slightly higher clock speed

Turbo Speed

Higher frequency used for heavy workloads

4 GHz
14% slightly higher turbo speed
3.5 GHz

TDP

Thermal Design Power: Measure of heat generated by the CPU

15 W
766% significantly lower TDP
130 W

PCIe Lanes

Number of physical connections between the CPU and expansion slots

12
40
233% significantly more pcie lanes

Memory Channels

Lanes for simultaneous memory access

2
4
100% significantly more memory channels

Supported Memory

Maximum amount of RAM supported by this CPU

32 GiB
384 GiB
1100% significantly more supported memory

Other details

Rank

Ranking in the hardwareDB database

825th of 1,089
542nd of 1,089

Family

The product line

7th Generation Core i7
Xeon E5 Family

Release date

The official date of release of this chip

2017 February
2012 February

Memory Type

The type of memory used by this chip

DDR4-2133
DDR3-1066

Supports ECC memory

Does this CPU support error correcting memory

No
Yes

Core i7-7660U vs Xeon E5-2643 comparison

According to the hardwareDB Benchmark tool, the Xeon E5-2643 is faster than the Core i7-7660U. 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 Xeon E5-2643 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 Xeon E5-2643 has a slightly higher clock speed compared to the Core i7-7660U. Despite this, the Core i7-7660U has a slightly higher turbo speed. A Core i7-7660U CPU outputs less heat than a Xeon E5-2643 CPU because of its significantly lower TDP. 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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