Best Motherboards for i7-8700k – Complete Buyer’s Guide

Updated by

This post includes affiliate links, for which we may earn a commission at no extra cost to you should you make a purchase using our links.
As an Amazon Associate, we earn from qualifying purchases. Learn more.

Launched on October 5, 2017, the Intel Core i7-8700k is based on the famed Coffee Lake microarchitecture. With a high clock speed that ups the ante, making its six cores to match the eight of AMD’s Ryzen 7, the best motherboards of its era quickly migrated to the new chip.

Related: Best CPU Coolers for i7-8700k

Its popularity has not waned, even though some had to contend with increased thermal issues. But, what are the best or most efficient motherboards, using this technology in 2020?

Quick Overview: Top Motherboards for an i7-8700k CPU

Distinctive Features of Intel Core i7-8700k

The Core i7-8700K is a 64-bit hexa-core x86 desktop microprocessor with a performance higher than its predecessors. It was made on the back of Intel’s 3rd generation improved 14nm++ process.

The i7-8700K processor operates at a normal speed of 3.7 GHz with a TDP of 95 W. It has 6 cores and 12 threads and can up the game to a maximum Turbo Frequency of 4.7 GHz.

Related: Best Motherboards for i7-9700k

It generally has a bus speed of 8 GT/s.

This processor chip buoys up to 64 GiB of dual-channel DDR4-2666 memory. It integrates Intel’s UHD Graphics 630 IGP functioning at 350 MHz with a burst frequency of 1.2 GHz.

The i7-8700k processor can sustain up to three displays at once. It makes sense then to confirm if the motherboard you intend to buy can handle several displays at the same time.

The Core i7-8700K succeeded the Core i7-7700K.

Now, let’s look at the top 5 best motherboards in the market for core i7-8700k.

Motherboards for i7-8700k in 2021 Selection

ImageProductRatingCheck Price
Our Top Pick
ASUS ROG Maximus XI Hero
ASUS ROG Maximus XI Hero

Chipset: Intel Z390
RAM: 4 / 64 GB DDR4 4400+ MHz
PCIe: 2 x 16X Slots
Graphics: HDMI / DP
32Gb/s M.2: 2 x M.2
Wireless: 2×2 MU-MIMO 802.11ac
Form: ATX

9.7
Check On Amazon
Best Budget
GIGABYTE Z390 UD
GIGABYTE Z390 UD

Chipset: Intel Z390
CPU Socket: LGA 1151
RAM: 4 / 64 GB DDR4
M.2: NVME PCIe Gen3 x4 M.2
PCIe: 1 x16, 1 x4, 1 x4 Slots
Wireless: N/A
Form: ATX

9.5
Check On Amazon
Top Performance
MSI MAG Z390 Tomahawk
MSI MAG Z390 Tomahawk

Chipset: Intel Z390
CPU Socket: LGA 1151
RAM: 4 / 64 GB DDR4
M.2: 2 x M.2 32Gb/s; 6 x SATA 6Gb/s
PCIe: 3 x PCI-E 3.0 x 16 slots  
Wireless: N/A
Form: ATX

9.1
Check On Amazon
Heat Control
GIGABYTE Z390 AORUS ULTRA
GIGABYTE Z390 AORUS ULTRA

Chipset: Intel Z390
CPU Socket: LGA 1151
RAM: 4 / 64 GB DDR4
M.2: 3 (M.2 Heatsink *3)
PCIe: 1 x16, 1 x8, 1 x4 Slots
Wireless: Intel CNVi 2×2 802.11ac
Form: ATX

8.8
Check On Amazon
Gamers’ Choice
ASUS ROG Strix Z390-F
ASUS ROG Strix Z390-F

Chipset: Intel Z390
CPU Socket: LGA 1151
RAM: 4 / 64 GB DDR4
PCIe: 2x PCI-Express 3.0 x16
Wireless: 802.11a/b/g/n/ac
Form: ATX

8.6
Check On Amazon

1. Asus ROG Maximus XI Hero – Best Overall Motherboard for i7-8700k

Our Top Pick
ASUS ROG Maximus XI Hero

ASUS ROG Maximus XI Hero

Our top pick for the best motherboards for Intel Core i7-8700k series is the amazing ROG Maximus XI Hero from Asus. This is a versatile system that allows you to fine-tune every system aspect to match your taste and needs.

Loaded up with more cores for better operation and equipped with built-in WiFi, this PCB is specifically designed for high performance.

It has a five-way optimization technology for intelligent automated tuning. This allows you to deep dive into the ROG UEFI BIOS, and further fine-tunes its operations.

Core Features

The Asus ROG Maximus XI Hero motherboard has one of the most comprehensive cooling controls in modern boards. It uses FanXpert 4, a fully configurable system, and 3 thermal sensors that can be regulated for workload-based cooling.

This is a board with substantial power. It is also loaded with renowned ROG features. Single-click overclocking is easy. So is its attention-grabbing Aura Sync illumination. It also has synchronized RGB lighting. This is indeed a motherboard that is ready to accomplish any task on hand to full optimization.

The Asus ROG Maximus XI Hero motherboard has an onboard clock generation feature that supplies variable reference clocks to the CPU cores and other major locales. It provides support for the latest high-performance memory options.

PROs
  • Allows fine-tuning of almost every aspect
  • Comprehensive cooling controls
  • Good support for overclocking
  • Excellent audio output
  • Attractive RGB LED & onboard WiFi
CONs
  • Less connectivity options than competitors

2. GIGABYTE Z390 UD – Best Budget Motherboard for i7-8700k

Best Price Deal
Best Budget Motherboard for i7-8700k

GIGABYTE Z390 UD

At a price of less than $130, the Gigabyte Z390 UD is virtually a steal. This price camouflages its excellent features, engendering excellent user reviews.

This motherboard uses the Smart Fan 5 technology. Smart Fan 5 allows users to swap their fan headers to reflect varying thermal sensors at several locations on the board. It also gives users the latest information on flow rate and temperature.

With Smart Fan 5 gaming PCs can maintain their high capabilities while keeping the temperature down to a minimum.

Core Features

As a rule of thumb, GIGABYTE motherboards use ICs that have about three times the ESD resistance levels of traditional ICs. What advantage does this provide? The motherboard and its components are better protected against potential damage due to static electricity.

This board also has special anti-surge ICs that protect the motherboard and the PC from any surge in the power supply that may occur. The Gigabyte Z390 UD motherboards are built with highly durable materials. 

Related: Best Motherboards for i9-9900k

The advanced one-piece stainless steel protective design from GIGABYTE strengthens the PCIe connectors. Thus, the board has the extra strength needed to support heavy graphics cards.

They support Intel 8th and 9th generation Core i9/i7/i5/i3, Celeron, and Pentium processors with a 3-year warranty.

Accessories that come with the box are a WiFi antenna (built-in), RGB extension, screws for the M.2 slots, SATA cables, G connector, two thermal probes, a software driver, a user guide, and a utility CD.

PROs
  • Low price
  • Has Thunderbolt 3 connector for fast data transfer
  • Good accompanying software
  • Efficient Overclocking
  • Onboard WiFi
CONs
  • Few M.2 and SLI slots

3. MSI Mag Z390 Tomahawk – High Performance Motherboard for i7-8700k

Remarkable Gaming Performance
High Performance Motherboard for i7-8700k

MSI MAG Z390 Tomahawk

Another top-rated motherboard on our list of the best motherboards for Intel Core i7-8700k is the exquisite MSI Mag Z390 Tomahawk LGA 1151. Designed with care and loaded for fine features, this motherboard is strong and quite efficient.

One of the distinctive features of the MSI Mag Z390 Tomahawk is the preinstalled I/O Shielding. The purpose of this feature is to make the assembly process easier and safer.

Another top-rated motherboard on our list of the best motherboards for Intel Core i7-8700k is the exquisite MSI Mag Z390 Tomahawk LGA 1151.  Designed with care and loaded for fine features, this motherboard is strong and quite efficient.

One of the distinctive features of the MSI Mag Z390 Tomahawk is the preinstalled I/O Shielding. The purpose of this feature is to make the assembly process easier and safer.

Related: Best Motherboards with WiFi and Bluetooth built-in

The I/O Shielding protects the IO ports from any anticipated electrostatic discharge from the outside environment which could cause damage within the board.

Core Features

This board has an Extended Heatsink Design. A heatsink is a passive heat transmitter that transmits the heat generated by an electronic device to a fluid channel where it is systematically dispelled. This technology has a great advantage in allowing regulation of temperature for devices that undergo heat pressure.

The MSI Mag Z390 Tomahawk LGA 1151 also has an M.2 Shield Frozr that spreads the motherboard’s heatsink over an M.2 SSD. This helps to further prevent thermal choking, and maintain maximum storage performance. 

This board can also help you personalize your PC with more than 16 million colors and 29 effects, using the Mystic Light App or any smart phone device.

Of course, there is USB 3.1 for you to quickly transfer your data, documents, music, videos and games.

PROs
  • Heavy plated heatsinks for demanding games
  • Supports Intel CNVi WiFi module
  • Has M.2 shield Frozr
  • Optimized audio for games
  • Pre-installed I/O shield
CONs
  • No considerable cons for this motherboard

4. Gigabyte Z390 AORUS Ultra – Best Heat Control Motherboard for i7-8700k

No Overheating Issues
Best Heat Control Motherboard for i7-8700k

GIGABYTE Z390 AORUS ULTRA

With that unmistakable AORUS design and that attractive RGB lighting in several places on the board, the Gigabyte Z390 AORUS Ultra is in our top-pick list of best motherboards for Intel Core i7-8700k.

The Gigabyte Z390 AORUS Ultra motherboards are specially designed for 9th and 10th generation Intel core processors. Critical issues of heat and speed have been taken care of – so that users can finally make the best use of these high-performance processors.

This board is loaded with a vast range of feature tools.  Along with the RGB headers, it contains a 12+1 power phase, a design that enables VRM cooling. It also has 3 integrated M.2 heatsinks for additional cooling.

Core Features

Everyone choosing this motherboard will receive an excellent performance and good value for money. Each motherboard is built with Ultra Durable substances to ensure it lasts as long as possible.

The Gigabyte Z390 AORUS Ultra motherboards have appealing retail packaging with a large AORUS logo. The back side of the package contains specific details of the board. You will also find there an overview of the back I/O ports and a specifications list.

For audio solution, this board has Realtek ALC1220 audio codec with a Smart Headphone Amp, H-Fi grade WIMA FKP2 audio capacitors, and Nichicon audio capacitors. These combine to produce smooth, deep sound, preventing issues of low volume and distortion.

PROs
  • Incredible thermal design for heat control
  • Strong design & excellent overclocking
  • Three M.2 slots, each with a heatsink
  • Good BIOS & onboard WiFi
CONs
  • A bit expensive

5. ASUS ROG Strix Z390F – Best Gaming Motherboard for i7-8700k

Gamers’ Choice
Best Gaming Motherboard for i7-8700k

ASUS ROG Strix Z390-F

The ASUS ROG Strix Z390-F Gaming motherboard is a top-notch motherboard most suitable for games, intense graphics, and heavy workload. It is based on the Z390 chipset which was designed to support Socket 1151 for 9th Generation and 8th Generation Intel Core, Pentium Gold, and Celeron processors. 

The Z390 chipset provides enhanced performance by using serial point-to-point connections, allowing higher bandwidth and stability.

This chipset also provides up to 6 USB 3.1 Gen 2 ports, 4 USB 3.1 Gen 1 ports, and a 32 Gbps M.2 slot, as well as PCIe 3.0-speed support. It also has high support for graphics.

Core Features

The ASUS ROG Strix Z390-F Gaming motherboard has a comprehensive cooling system and power options. It pushes an upgraded power system to deliver more cores to the CPUs. It also supports faster memory access and storage. Here, you can take overclocking for granted.

The sound facilities in this board are: the Intelligent Control, the Personalized Sound options, a Game-First Network Control, the Ramcache III, and an Armoury Crate.

Related: Best Motherboards with WiFi 6 (802.11ax)

Along with a host of design touches, the ROG Strix Z390-F Gaming motherboard has firmware controls and software utilities prepared for all skill levels. Thus, system setup, tuning and maintenance are very simple. 

This board gives you all you need to harness the full potential of components you attach to the board, as you build your top-gaming system.

PROs
  • Excellent support for games
  • Fantastic overclocking abilities
  • Enough fan headers
  • High-quality audio & onboard WiFi
CONs
  • Only one onboard RBG lighting area

To conclude

The 8700K is, no doubt, a very good processor. Anyone searching for a mainstream system, especially one with a state-of-the-art graphics card should consider buying one of these.

Without prejudice to the above suggestions, however, it must be stated that while i7-8700k offered more than a stopgap answer for performance, Coffee Lake motherboards generally paint over several design cracks.

These new issues were corrected reasonably well in future enhancements, reminding us of the transient nature of technological innovations.

Andrew Smith