Intel Core i7-7700 vs Intel Core i7-8700K

Compare Intel 7th Generation Core i7 4 core CPU vs Intel 8th Generation Core i7 6 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

$ 102.50
$ 91.50 significantly less expensive
$ 194.00

Benchmark Score

Overall Score

A combined score of all workloads

3300 points
5130 points
55% significantly better overall score

Gaming Score

The raw gaming performance with a fast GPU

5283 points
7103 points
34% slightly better gaming score

Multitasking Score

Performance in workloads using up to 8 cores

2715 points
4499 points
65% significantly better multitasking score

Heavy Workload Score

Performance in workloads using up to 16 cores

2606 points
4352 points
66% significantly better heavy workload score

Free CPU Benchmark

Want to compare your processor against the Core i7-7700 and the Core i7-8700K? Download our free and quick PC Performance Test.

Other Benchmarks

3DMark Physics score

3DMark Physics score

Physics simulation benchmark

3062 points
5074 points
65% significantly higher 3DMark Physics score
Blender score

Blender score

Cycles Render (Samples per minute)

74.17 points
126.15 points
70% significantly higher Blender score
Geekbench 5 (multi) score

Geekbench 5 (multi) score

Multi threaded benchmark

4377 points
6462 points
47% significantly higher Geekbench 5 (multi) score
Geekbench 5 (single) score

Geekbench 5 (single) score

Single threaded benchmark

1353 points
1549 points
14% slightly higher Geekbench 5 (single) score
Geekbench 6 (multi) score

Geekbench 6 (multi) score

Multi threaded benchmark

4482 points
6565 points
46% significantly higher Geekbench 6 (multi) score
Geekbench 6 (single) score

Geekbench 6 (single) score

Single threaded benchmark

1405 points
1621 points
15% slightly higher Geekbench 6 (single) score

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

3.6 GHz
3.7 GHz
2% slightly higher clock speed

Turbo Speed

Higher frequency used for heavy workloads

4.2 GHz
4.7 GHz
11% slightly higher turbo speed

TDP

Thermal Design Power: Measure of heat generated by the CPU

65 W
46% significantly lower TDP
95 W

PCIe Lanes

Number of physical connections between the CPU and expansion slots

16
Identical
16

Memory Channels

Lanes for simultaneous memory access

2
Identical
2

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
384 KiB
49% significantly more L1 cache

L2 Cache

Secondary embedded memory, slower than L1 cache

1 MiB
1.5 MiB
49% significantly more L2 cache

L3 Cache

General memory pool for all cores

8 MiB
12 MiB
49% significantly more L3 cache

Other details

Rank

Ranking in the hardwareDB database

500th of 1,089
335th 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 November

Memory Type

The type of memory used by this chip

DDR4-2133
DDR4-2666

Is Unlocked

Can this CPU can be overclocked

No
Yes

Supports ECC memory

Does this CPU support error correcting memory

No
No

Core i7-7700 vs Core i7-8700K benchmarks

According to the hardwareDB Benchmark tool, the Core i7-8700K is faster than the Core i7-7700. Furthermore, our gaming benchmark shows that it also outperforms the Core i7-7700 in all gaming tests too.

In terms of the number of cores of each of these CPUs, the Core i7-8700K has significantly more cores than the Core i7-7700. Indeed, the Core i7-8700K has 6 cores compared to 4 cores found in the Core i7-7700. It also has more threads than the Core i7-7700. These CPUs have different clock speeds. Indeed, the Core i7-8700K has a slightly higher clock speed compared to the Core i7-7700. Also, the Core i7-8700K has a slightly higher turbo speed. A Core i7-7700 CPU outputs less heat than a Core i7-8700K CPU because of its significantly lower TDP. This measures the amount of heat they output and can be used to estimate power consumption. The info from our database shows that the Core i7-8700K has more L2 cache than the Core i7-7700. The Core i7-8700K also has significantly more L3 cache.

Modern CPUs generally have more logical cores than physical cores, this means that each core is split into multiple virtual cores, improving efficiency for parallel workloads. Indeed, the Core i7-7700 has more threads than cores. Each physical core is split into multiple threads.

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