Product Comparison: Intel Core i7-7800X vs Intel Core i7-8700K


General Specifications
Brand
Intel
Intel
Model
Core i7-7800X
Core i7-8700K
Origin
China
China
About the Product
Unleash amazing experiences with an 8th Generation Intel Core i7-8700K processor inside your PC. This CPU is unlocked and ready to overclock—freeing you to turn up the speed for more frames per second when gaming, quicker video editing and a more seamless experience with whatever you do.
Package Size
Height
5.83 in.
4.65 in.
Width
4.25 in.
4.15 in.
Weight
1.1 lbs.
1.1 lbs.
Depth
1.75 in.

Intel Core i7-7800X

Intel Core i7-8700K

Intel Core i7-7800X

Intel Core i7-8700K

Details
Socket
FCLGA2066
FCLGA1151
Lithography
14 nm
14 nm
Type of Processors
Desktop
Desktop
Code Name
Skylake
Coffee Lake
What customers say about "Details"
Intel Core i7-7800X CPU Processor
  • i7-7800x has great socket performance.
  • Good CPU, it was really easy to install.
  • FCLGA2066 is a good socket, it is a lot of easy to find a suitable motherboard.
  • Installation went smoothly and works well. I love this socket!
  • The first time I installed a processor with such a socket, it was easy!
Intel Core i7-8700K Desktop Processor
  • Gaming and desktop performance. Good socket of this one.
  • Put this in my desktop a while back as part of a major upgrade. Works great!
  • Intel Core i7-8700K is desktop processor for gamers!
  • Using for my gaming desktop.
  • Best desktop processor on the market.
Technical Specifications
CPU Cores
6
6
CPU Threads
12
12
Clock Speed
3.5 GHz
3.7 GHz
Turbo Clock Speed
4 GHz
4.7 GHz
Max TDP
140 W
95 W
Max Temperature
100 °C
72 °C
Data Width
64 bits
64 bits
Virtualization Technology
Yes
Yes

Intel Core i7-7800X

Intel Core i7-8700K

Intel Core i7-7800X

Intel Core i7-8700K

Intel Core i7-7800X

Intel Core i7-8700K

Intel Core i7-7800X

Intel Core i7-8700K

Intel Core i7-7800X

Intel Core i7-8700K

What customers say about "Technical Specifications"
Intel Core i7-7800X CPU Processor
  • I paired it with corsair H150i RGB pro cooler and its temps sit around 30 degrees on idle and 50 ish under load.
  • Still testing but initial reaction is good, at the price I would expect to be delighted.
  • A very good processor is powerful, it overclocks perfectly.
  • Quite good temperatures in stock work and slight overclocking. Very good frequency!
  • Very hot, you need to buy a powerful cooling system!
Intel Core i7-8700K Desktop Processor
  • This is lightning fast on multi-core intensive processes.
  • Coming out of the box already running at 4.7GHZ on all cores is super impressive.
  • This thing is great! Good price, 6 core, and fast!
  • Extremely nice 6 core. Clocked solid to 5 GHz.
  • Multitasking is great for 6 cores/12 threads.
Cache And Memory Specifications
L1 Cache Size
384 kB
64 kB
L2 Cache Size
6000 kB
256 kB
L3 Cache Size
8250 kB
12000 kB
Max Memory Size
128 GB
128 GB
Memory Types
DDR4
DDR4
Max Memory Channels
4
2
Max Memory Bandwidth
77 GB/s
41.6 GB/s

Intel Core i7-7800X

Intel Core i7-8700K

Intel Core i7-7800X

Intel Core i7-8700K

What customers say about "Cache And Memory Specifications"
Intel Core i7-7800X CPU Processor
  • Supports up to 128GB DDR4 RAM!
  • 4 channel DDR4 memory works great.
  • 8 MB third cache, enough for any task!
  • Many cores, 4 memory channels. A very powerful processor.
  • Powerful processor, suitable for gaming and video rendering. Excellent memory performance!
Intel Core i7-8700K Desktop Processor
  • The memory at 4000 MHz for stability. Fastest computer I have ever built.
  • Got this for a new gaming rig I was setting up. Good memory.
  • Windows 10 is quick, boot times are exceptional and video rendering is much quicker now. Massive cache. Great memory.
  • Best CPU with good memory I have owned.
  • When the temperature reaches 70-80 degree (C') CPU become a useless piece of silicone.
Supported Technologies
Execute Disable Bit / Virus Protection
Yes
Yes
Turbo Boost / Turbo Core
Yes
Yes
Enhanced SpeedStep / PowerNow!
Yes
Yes
Hyper-Threading / HyperTransport
Yes
Yes
Warranty / Certifications
Manufacturer Warranty
3 year(s)
3 year(s)
Certifications
CE, FCC
CE, FCC
Other Information
Manufacturer
Graphics Specifications
DirectX* Support
12
Graphics Output
DP/eDP/HDMI/DVI
Graphics Video Max Memory
64 GB
Graphics Max Dynamic Frequency
1200 MHz
Graphics Base Frequency
350 MHz
Processor Graphics
UHD Graphics 630


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