Asus ROG STRIX B660-G GAMING WIFI vs ROG STRIX B660-A GAMING WIFI Motherboard Comparison

Asus ROG STRIX B660-G GAMING WIFI and Asus ROG STRIX B660-A GAMING WIFI are both motherboards with the same Socket (LGA1700), Chipset (Intel B660) and Supported Memory (DDR5-4800 / 5000 / 5200 / 5400 / 5600 / 5800 / ...). The main differences are in Form factor, M.2 Ports, M.2 Devices support and Onboard USB 2.0.

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Asus ROG STRIX B660-G GAMING WIFI	Asus ROG STRIX B660-A GAMING WIFI
Prices (Change region) In Stock + $29.99 Shipping $302.61	Prices (Change region) Out of Stock + $40.00 Shipping $323.36
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Brand Asus	Brand Asus
Model ROG STRIX B660-G GAMING WIFI 90MB18Y0-M0EAY0	Model ROG STRIX B660-A GAMING WIFI STRIX B660-A GAMING WIFI 90MB1B00-M0AAY0 90MB1B00-M0EAY0 90MB1B00-M1EAY0
Release Date -	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 LGA1700	Socket LGA1700
Form factor Micro ATX	Form factor ATX
Chipset Intel B660	Chipset Intel B660
Supported Memory DDR5 4800Mhz 5000Mhz 5200Mhz 5400Mhz 5600Mhz 5800Mhz 6000Mhz	Supported Memory DDR5 4800Mhz 5000Mhz 5200Mhz 5400Mhz 5600Mhz 5800Mhz 6000Mhz
* 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 No	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 Yes	Wireless LAN Yes
Wi-Fi Generation 6	Wi-Fi Generation 6
PCI-Express x16 Slots 2	PCI-Express x16 Slots 2
PCI-Express x4 Slots 0	PCI-Express x4 Slots 0
PCI-Express x1 Slots 2	PCI-Express x1 Slots 2
SATA 6 Gbps Ports 4	SATA 6 Gbps Ports 4
SATA Express Ports 0	SATA Express Ports 0
M.2 Ports 2	M.2 Ports 3
M.2 Devices support 2242 / 2260 / 2280 - M Key 2242 / 2260 / 2280 - M Key	M.2 Devices support 2242 / 2260 / 2280 / 22110 - M Key 2242 / 2260 / 2280 - M Key 2242 / 2260 / 2280 / 22110 - M Key
RAM Slots 4	RAM Slots 4
Maximum Supported RAM 128 GB	Maximum Supported RAM 128 GB
Onboard USB 2.0 2	Onboard USB 2.0 1
Onboard USB 3.2 Gen 1 1	Onboard USB 3.2 Gen 1 1
Onboard USB 3.2 Gen 2 1	Onboard USB 3.2 Gen 2 1
Onboard USB 3.2 Gen 2x2 0	Onboard USB 3.2 Gen 2x2 0