Intel Core i7-7700K vs Intel Core i7-3960X

Compare Intel 7th Generation Core i7 4 core CPU vs Intel Core X-series 6 core processor, specs and benchmark score. Which is the better CPU for gaming?

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Price

The cheapest price from our partner retailers

$ 185.00
$ 65.00 significantly less expensive
$ 250.00

Benchmark Score

Overall Score

A combined score of all workloads

3620 points
3693 points
2% slightly better overall score

Gaming Score

The raw gaming performance with a fast GPU

5762 points
15% slightly better gaming score
4998 points

Multitasking Score

Performance in workloads using up to 8 cores

2983 points
3261 points
9% slightly better multitasking score

Heavy Workload Score

Performance in workloads using up to 16 cores

2864 points
3155 points
10% slightly better heavy workload score

Free CPU Benchmark

Want to compare your processor against the Core i7-7700K and the Core i7-3960X? Download our free and quick PC Performance Test.

Other Benchmarks

Blender score

Blender score

Cycles Render (Samples per minute)

85.21 points
22% slightly higher Blender score
69.62 points
Geekbench 5 (multi) score

Geekbench 5 (multi) score

Multi threaded benchmark

5070 points
50% significantly higher Geekbench 5 (multi) score
3363 points
Geekbench 5 (single) score

Geekbench 5 (single) score

Single threaded benchmark

1524 points
129% significantly higher Geekbench 5 (single) score
665 points
Geekbench 6 (multi) score

Geekbench 6 (multi) score

Multi threaded benchmark

5174 points
61% significantly higher Geekbench 6 (multi) score
3209 points
Geekbench 6 (single) score

Geekbench 6 (single) score

Single threaded benchmark

1596 points
141% significantly higher Geekbench 6 (single) score
661 points

Specifications

Cores

Number of physical processing units

4
6
49% significantly more cores

Threads

Number of logical processing units

8
12
49% significantly more threads

Clock Speed

Base frequency at which the chip operates

4.2 GHz
27% slightly higher clock speed
3.3 GHz

Turbo Speed

Higher frequency used for heavy workloads

4.5 GHz
15% slightly higher turbo speed
3.9 GHz

TDP

Thermal Design Power: Measure of heat generated by the CPU

95 W
36% slightly lower TDP
130 W

PCIe Lanes

Number of physical connections between the CPU and expansion slots

16
40
150% 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
Identical
64 GiB

Other details

Rank

Ranking in the hardwareDB database

471st of 1,089
464th 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
2011 November

Memory Type

The type of memory used by this chip

DDR4-2133
DDR3-1066

Is Unlocked

Can this CPU can be overclocked

Yes
-

Supports ECC memory

Does this CPU support error correcting memory

No
No

Core i7-7700K vs Core i7-3960X comparison

In our benchmarks, the Core i7-7700K beats the Core i7-3960X in overall performance. Furthermore, our gaming benchmark shows that it also outperforms the Core i7-3960X in all gaming tests too.

In terms of the number of cores of each of these CPUs, the Core i7-3960X has significantly more cores than the Core i7-7700K. Indeed, the Core i7-3960X has 6 cores compared to 4 cores found in the Core i7-7700K. It also has more threads than the Core i7-7700K. These CPUs have different clock speeds. Indeed, the Core i7-7700K has a slightly higher clock speed compared to the Core i7-3960X. Also, the Core i7-7700K has a slightly higher turbo speed. A Core i7-7700K CPU outputs less heat than a Core i7-3960X CPU because of its slightly 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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