GIGABYTE B550M H vs A620M H Motherboard Comparison

GIGABYTE B550M H and Gigabyte A620M H are both motherboards with the same Form factor (Micro ATX), PCI-Express x16 Slots (1) and SATA 6 Gbps Ports (4). The main differences are in Socket, Chipset, Supported Memory and ECC RAM Support.

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GIGABYTE B550M H	Gigabyte A620M H
Prices (Change region) Out of Stock Free shipping $134.87	Prices (Change region) In Stock + $39.99 Shipping $110.99
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Brand Gigabyte	Brand Gigabyte
Model B550M H	Model A620M H (rev. 1.0)
Release Date 📅 June 2020	Release Date -
* First availability for purchase, it may not correspond to the actual market launch date.
User reviews Add a product review	User reviews Add a product review
Price history View Details ►	Price history View Details ►
Compatible PC parts Processors ► Memory ► Cases ► CPU Coolers ►	Compatible PC parts Processors ► Memory ► Cases ► CPU Coolers ►
Socket AM4	Socket AM5
Form factor Micro ATX	Form factor Micro ATX
Chipset AMD B550	Chipset AMD A620
Supported Memory DDR4 2133Mhz 2400Mhz 2666Mhz 2933Mhz 3200Mhz 3333Mhz 3600Mhz 4000Mhz 4400Mhz 4866Mhz 5000Mhz	Supported Memory DDR5 4400Mhz 4800Mhz 5200Mhz 5600Mhz 6000Mhz 6200Mhz 6400Mhz
* High clock speeds may require enabling the XMP profile in the motherboard BIOS ** RAM support may also depend on the CPU memory controller
ECC RAM Support Yes * ECC memory support also depends on the CPU memory controller	ECC RAM Support No
SLI Support No	SLI Support No
CrossFire Support No	CrossFire Support No
RAID Support Yes	RAID Support Yes
Back Connect No	Back Connect No
Wireless LAN No	Wireless LAN No
PCI-Express x16 Slots 1	PCI-Express x16 Slots 1
PCI-Express x4 Slots 0	PCI-Express x4 Slots 0
PCI-Express x1 Slots 2	PCI-Express x1 Slots 1
SATA 6 Gbps Ports 4	SATA 6 Gbps Ports 4
SATA Express Ports 0	SATA Express Ports 0
M.2 Ports 1	M.2 Ports 1
M.2 Devices support 2242 / 2260 / 2280 - M Key	M.2 Devices support 2580 - M Key
RAM Slots 2	RAM Slots 2
Maximum Supported RAM 64 GB	Maximum Supported RAM 96 GB
Onboard USB 2.0 2	Onboard USB 2.0 2
Onboard USB 3.2 Gen 1 1	Onboard USB 3.2 Gen 1 1
Onboard USB 3.2 Gen 2 0	Onboard USB 3.2 Gen 2 0
Onboard USB 3.2 Gen 2x2 0	Onboard USB 3.2 Gen 2x2 0