Intel Core i7-7700K vs Intel Core i9-7980XE

Compare Intel 7th Generation Core i7 4 core CPU vs Intel Core X-series 18 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

$ 185.00
$ 514.00 significantly less expensive
$ 699.00

Benchmark Score

Overall Score

A combined score of all workloads

3620 points
10174 points
181% significantly better overall score

Gaming Score

The raw gaming performance with a fast GPU

5762 points
8591 points
49% significantly better gaming score

Multitasking Score

Performance in workloads using up to 8 cores

2983 points
10736 points
259% significantly better multitasking score

Heavy Workload Score

Performance in workloads using up to 16 cores

2864 points
10962 points
282% significantly better heavy workload score

Free CPU Benchmark

Want to compare your processor against the Core i7-7700K and the Core i9-7980XE? Download our free and quick PC Performance Test.

Other Benchmarks

3DMark Physics score

3DMark Physics score

Physics simulation benchmark

3473 points
11651 points
235% significantly higher 3DMark Physics score
Blender score

Blender score

Cycles Render (Samples per minute)

85.21 points
376.16 points
341% significantly higher Blender score
Geekbench 5 (multi) score

Geekbench 5 (multi) score

Multi threaded benchmark

5070 points
10703 points
111% significantly higher Geekbench 5 (multi) score
Geekbench 5 (single) score

Geekbench 5 (single) score

Single threaded benchmark

1524 points
9% slightly higher Geekbench 5 (single) score
1388 points
Geekbench 6 (multi) score

Geekbench 6 (multi) score

Multi threaded benchmark

5174 points
11124 points
114% significantly higher Geekbench 6 (multi) score
Geekbench 6 (single) score

Geekbench 6 (single) score

Single threaded benchmark

1596 points
11% slightly higher Geekbench 6 (single) score
1428 points

Specifications

Cores

Number of physical processing units

4
18
350% significantly more cores

Threads

Number of logical processing units

8
36
350% significantly more threads

Clock Speed

Base frequency at which the chip operates

4.2 GHz
61% significantly higher clock speed
2.6 GHz

Turbo Speed

Higher frequency used for heavy workloads

4.5 GHz
7% slightly higher turbo speed
4.2 GHz

TDP

Thermal Design Power: Measure of heat generated by the CPU

95 W
73% significantly lower TDP
165 W

PCIe Lanes

Number of physical connections between the CPU and expansion slots

16
44
175% 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

64 GiB
128 GiB
100% significantly more supported memory

L1 Cache

Smallest embedded memory, but the fastest

256 KiB
1152 KiB
350% significantly more L1 cache

L3 Cache

General memory pool for all cores

8 MiB
75 MiB
837% significantly more L3 cache

Other details

Rank

Ranking in the hardwareDB database

471st of 1,089
84th of 1,089

Family

The product line

7th Generation Core i7
Core X-series

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
DDR4-2666

Is Unlocked

Can this CPU can be overclocked

Yes
Yes

Supports ECC memory

Does this CPU support error correcting memory

No
No

Core i7-7700K vs Core i9-7980XE specs and performance

According to the hardwareDB Benchmark tool, the Core i9-7980XE is faster than the Core i7-7700K. Furthermore, our gaming benchmark shows that it also outperforms the Core i7-7700K in all gaming tests too.

In terms of the number of cores of each of these CPUs, the Core i9-7980XE has significantly more cores than the Core i7-7700K. Indeed, the Core i9-7980XE has 18 cores compared to 4 cores found in the Core i7-7700K. It also has more threads than the Core i7-7700K. Our comparison shows that the Core i7-7700K has a significantly higher clock speed compared to the Core i9-7980XE. Also, the Core i7-7700K has a slightly higher turbo speed. A Core i7-7700K CPU outputs less heat than a Core i9-7980XE 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 i7-7700K has more threads than cores. Each physical core is split into multiple threads.

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