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MSI MPG Z390I Gaming Edge AC vs Gigabyte GA-Z270-HD3

These are different generations and different sizes, so the choice is mostly about your case and CPU. The MSI MPG Z390I is a current-enough Mini-ITX Z390 board for a small build with a 9th-gen Intel chip; the Gigabyte GA-Z270-HD3 is an older ATX Z270 board for a full-size build with a 6th or 7th-gen chip. No prices were given for either board, so compare live store prices on Deal.ai before buying.

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MSI
MSI MPG Z390I GAMING EDGE AC Motherboard

MSI MPG Z390I Gaming Edge AC

MSI MPG Z390I GAMING EDGE AC Motherboard

4.2(13 ratings)
See all prices and details

Choose the MSI MPG Z390I GAMING EDGE AC if you are building a small Mini-ITX system around a 9th-gen Intel CPU and want built-in Wi-Fi.

Pros
  • Small Mini-ITX footprint fits compact cases
  • Z390 chipset supports 8th and 9th-gen Intel CPUs
  • Built-in Wi-Fi saves a slot and an adapter
  • Video outputs support up to 4096 x 2304

What separates them

MSI MPG Z390I Gaming Edge ACGigabyte GA-Z270-HD3
Form factorMini-ITXATX
ChipsetIntel Z390Intel Z270
CPU generation8th and 9th-gen Intel Core (LGA 1151)6th and 7th-gen Intel Core (LGA 1151)
Memory slots24
Max RAM32 GB64 GB
Expansion slotsOne PCIe x16 (single-card ITX layout)PCIe x16 plus PCIe and PCI slots
Multi-GPUNoneCrossFire support
WirelessBuilt-in Wi-Fi (AC in the model name)

Price history

  • MSI MPG Z390I Gaming Edge AC: lowest $91.00 on Nov 2 at ergio controles.
  • Gigabyte GA-Z270-HD3: lowest $250.00 on Nov 2 at Amazon.

Prices at every store

MSI MPG Z390I Gaming Edge AC

  • eBayCheck price at eBay
  • ergio controlesCheck price at ergio controles
  • Newegg.comCheck price at Newegg.com

Store links may earn us a commission.

Prices and history →

Gigabyte GA-Z270-HD3

  • AmazonCheck price at Amazon
  • eBayCheck price at eBay
  • Newegg.comCheck price at Newegg.com
Prices and history →

Specs compared

SpecMSI MPG Z390I Gaming Edge ACGigabyte GA-Z270-HD3
Form FactorMini-ITXATX
Socket TypeLGA 1151Socket LGA1151
RAM TypeDDR4DDR4
Motherboard Socket TypeLGA 1151—
Motherboard ChipsetIntel Z390—
Motherboard Form FactorMini-ITX—
Motherboard ModelMPG Z390I GAMING EDGE AC—
Motherboard SeriesMPG GAMING EDGE AC—
ManufacturerMSI—
CPU CompatibilityPentium Gold, Celeron—

What reviewers say

MSI MPG Z390I Gaming Edge AC

  • 4.2 / 513 ratings

Rated 4.2 out of 5 from 13 ratings.

What people mention
  • Form factorPraisedBuyers like that it packs a full Z390 feature set into a Mini-ITX board.
  • Wi-FiPraisedOnboard wireless is seen as a plus for small builds.
  • Memory slotsCriticised

Questions and answers

Which is better for a small build?
The MSI MPG Z390I. It is Mini-ITX, so it fits compact cases that the ATX Gigabyte board cannot.
Which supports newer CPUs?
The MSI. Z390 takes 8th and 9th-gen Intel Core chips; the Gigabyte Z270 tops out at 7th-gen.
Can I put 64 GB of RAM in the MSI?
No. It has two slots and a 32 GB maximum. The Gigabyte board has four slots and supports 64 GB.
Do I need a graphics card with either?
Only if your CPU lacks integrated graphics. The MSI lists onboard video outputs; the Gigabyte lists HDMI, DVI and VGA ports.
Is the MSI worth more than the Gigabyte?
It depends on the live price gap. The MSI buys you a newer chipset, Wi-Fi and a smaller size; the Gigabyte buys you more slots and RAM capacity.

More comparisons

  • MSI MEG Z390 ACE LGA 1151 ATX Motherboard vs GA-Z270-HD3 Motherboard
Cons
  • Only two RAM slots, 32 GB max
  • One expansion slot limits add-in cards
  • No ECC memory support
  • Older platform with no upgrade path past 9th-gen
Gigabyte
GA-Z270-HD3 Motherboard

Gigabyte GA-Z270-HD3

GA-Z270-HD3 Motherboard

See all prices and details

Choose the Gigabyte GA-Z270-HD3 if you have a 6th or 7th-gen Intel CPU and a full ATX case, and want four RAM slots and room for add-in cards.

Pros
  • Four RAM slots and 64 GB max
  • Room for a graphics card plus extra PCIe and PCI cards
  • CrossFire support for two AMD cards
  • Wide port set: HDMI, DVI, VGA, USB, Ethernet
Cons
  • Older Z270 chipset, 6th and 7th-gen CPUs only
  • No built-in Wi-Fi
  • Full ATX needs a larger case
  • No CPU or memory figures listed beyond the basics
Ethernet only
Motherboard CompatibilityMini-ITX—
Discrete GraphicsNo (onboard graphics, CPU required)—
Show all 31 specsShow fewer specs
SpecMSI MPG Z390I Gaming Edge ACGigabyte GA-Z270-HD3
Integrated GraphicsYes (onboard graphics, CPU required)—
GPU TypeIntegrated (onboard graphics, CPU required)—
Output Resolution4096 x 2304 pixels—
RAM Maximum Capacity32 GB—
RAM Speed2666 MHz—
RAM Number Of Slots2—
RAM ECC SupportNo (non-ECC)—
Memory TypeDDR4—
Max Memory Capacity32 GB—
Memory Slots2—
Memory Speed2666 MHz—
ECC SupportNo (non-ECC)—
Expansion Slot—PCI, PCI Express
Chipset—Intel
External Ports—Ethernet, DVI, VGA, HDMI, USB
Gaming—Yes
Multiple GPU Support—Crossfire
Number Of Memory Slots—4 Memory Slots
Maximum RAM—64 GB Max RAM
Two DIMM slots cap capacity at 32GB and limit upgrade room.
  • SocketMixedLGA 1151 works for 8th and 9th gen Intel chips but not newer generations.