Intel Core i7-8700K vs Core i7-7820X – Which One Is Better?

We here compare Core i7-8700K 3.7 GHz that has 6-Cores with Core i7-7820X 3.6 GHz that has 8-Cores. here you’ll find out and will know better about their performance, gaming usage, and will give all the information for choosing the winner CPUs.

Specs

Comparison	i7-8700K	i7-7820X
Series	Intel	Intel
Released On	October 5, 2017	May 30, 2017
Launch price	359 USD	599 USD
Type, work on	Desktop	Desktop
instruction set	x86-64	x86-64
Processor Family	Coffee Lake	Skylake
Model	i7-8700K	i7-7820X
Socket Type	LGA-1151	LGA-2066
Integrated GPU	UHD Graphics 630	No

Performance

Comparison	i7-8700K	i7-7820X
Cores	6	8
Threads	12	16
Base Frequency	3.7 GHz	3.6 GHz
Turbo Boost Frequency	4.7 GHz	4.3 GHz
Bus frequency	100 MHz	100 MHz
Multiplier	37x	36x
Bus Bandwidth	8 GT/s	8 GT/s
L1 Cache	64K (per core)	64K (per core)
L2 Cache	256K (per core)	1MB (per core)
L3 Cache	12MB (shared)	11MB (shared)
Unlocked Multiplier	Yes	Yes

iGPU Performance

Comparison	i7-8700K	i7-7820K
Integrated Graphics	Intel UHD Graphics 630	–
GPU Base Clock	350 MHz	–
GPU Boost Clock	1000 MHz	–
Shading Units	192	–
TMUs	24	–
ROPs	3	–
Execution Units	24	–
TGP	15 W	–
Max. Resolution	4096×2304 – 60 Hz	–

Basic Comparison

Intel Core i7-8700K and Core i7-7820X both are desktop-based CPUs, Intel Core i7-8700K is an 8th generation CPU while Intel Core i7-7820X is a 7th generation CPU. Intel Core i7-8700K is based on Coffee Lake while Intel Core i7-7820X is based on Skylake architecture. Core i7-8700K is 3.7 GHz while Core i7-7820X is a 3.6 GHz CPU. Core i7-8700K was released on October 5, 2017, while Core i7-7820X was released on May 30, 2017. Here in this comparison Core i7-8700K is better than Core i7-7820X.

Performance And FrequencyComparison

Intel Core i7-8700K has 6 cores and 12 Threads, while Core i7-7820X has 8 cores and 16 threads. The best frequency of core Core i7-8700K is 3.7 GHz while the base frequency of Core i7-7820X is 3.6 GHz. The turbo boost frequency of Core i7-8700K is 4.7 GHz while Core i7-7820X had 4.3 GHz. both have the same bus frequency and are 100 MHz. The bus bandwidth of both CPUs is 8 GT/s.

the chipset of both CPUs is 14 nm and supports an unlocked multiplier. Intel Core i7-8700K is 95 Watt while intel core Core i7-7820X is 140-watt CPU. the maximum temperature of Intel Core i7-8700K is 100° while Intel Core i7-7820X is 99°. Here in this comparison Core i7-8700K is far better than Core i7-7820X.

Cache comparison

Intel Core i7-8700K 8th gen Intel Core i7-7820X both his same amount of Level 1 Cache and is 64k (per core). Level 2 cache is different in both CPUs. Core i7-8700K has 256K (per core) of Level 2 Cache, while Core i7-7820X has 1 MB of Level 2 Cache. Core i7-8700K of Level 3 cache while Core i7-7820X has 11 MB of Level 3 Cache. Here in this comparison Core i7-8700K is better than Core i7-7820X.

Intel Core i7-8700K

Family:

As we know the Intel Core i7-8700K is an Intel’s coffee lake family processor, the Coffee Lake family is the best processor family of Intel till now with extra power full performance and an extra number of cores.

The Gaming Beast Processor:

Intel Core i7-8700K is called the gaming beast processor because of its extended number of cores in it, Intel Core i7-8700K gives a super powerful performance and highest results on different applications, we have tested it on Adobe Premiere Pro 2020 which matched the performance and results of AMD Ryzen 5 3600 Processor. On Adobe After Effects 2020, it gave slightly higher results than Intel Core i7-7700K which is also an overclocked processor.

Benefits of Intel Core i7 8700K

Intel Core i7-7700K consumes up to 32% less power than Core i7 7820X, the result 95 vs 140 Watt

Core i7-7700K is 5 months newer than Core i7 7820X

One of the Plus points is that Core i7-7700K has an integrated GPU Intel UHD Graphics 630

Intel Core i7-7700K also has the benefit of 9% higher Turbo Boost frequency the result is 4.7 GHz vs 4.3 GHz

It also has a 1 MB larger Level 3 Cache than Core i7 7820X

Intel Core i7-7700K is 13% faster in the single-core Geekbench v5 test the result was 1269 vs 1121 points

Benefits of Intel Core i7 7820X

Intel Core i7-7820X support up to 4 memory channel

Around 37.87 GB/s (91%) higher theoretical memory bandwidth

Intel Core i7-7820X also has 2 more physical cores as compared to intel core i7-7800K

For More click here

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