MSI PRO B650M-B vs ASRock B650M Pro RS Motherboard Comparison

MSI PRO B650M-B and ASRock B650M Pro RS are both motherboards with the same Socket (AM5), Form factor (Micro ATX) and Chipset (AMD B650). The main differences are in Supported Memory, CrossFire Support, PCI-Express x16 Slots and PCI-Express x1 Slots.

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MSI PRO B650M-B	ASRock B650M Pro RS
Prices (Change region) In Stock Free shipping $123.43	Prices (Change region) In Stock Free shipping $109.99 In Stock $116.99
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Brand MSI	Brand ASRock
Model PRO B650M-B	Model B650M Pro RS 90-MXBLP0-A0UAYZ
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 AM5	Socket AM5
Form factor Micro ATX	Form factor Micro ATX
Chipset AMD B650	Chipset AMD B650
Supported Memory DDR5 4800Mhz 5000Mhz 5200Mhz 5400Mhz 5600Mhz 5800Mhz 6000Mhz 6200Mhz 6400Mhz 6600Mhz 6800Mhz	Supported Memory DDR5 4400Mhz 4800Mhz 5200Mhz 5600Mhz 6000Mhz 6200Mhz
* 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
Audio Channels -	Audio Channels 7.1 Channels
LAN Chipset -	LAN Chipset Dragon RTL8125BG
Max LAN Speed -	Max LAN Speed 2.5Gbps
SLI Support No	SLI Support No
CrossFire Support No	CrossFire Support Yes
RAID Support Yes	RAID Support Yes
Back Connect No	Back Connect No
Back I/O Ports -	Back I/O Ports 2 x Antenna Mounting Points 1 x HDMI Port 1 x DisplayPort 1.4 1 x USB 3.2 Gen2 Type-A Port (10 Gb/s) 1 x USB 3.2 Gen2 Type-C Port (10 Gb/s) 2 x USB 3.2 Gen1 Ports 4 x USB 2.0 Ports 1 x RJ-45 LAN Port 1 x BIOS Flashback Button HD Audio Jacks: Line in / Front Speaker / Microphone
Wireless LAN No	Wireless LAN No
PCI-Express x16 Slots 1	PCI-Express x16 Slots 2
PCI-Express x4 Slots 0	PCI-Express x4 Slots 0
PCI-Express x1 Slots 1	PCI-Express x1 Slots 0
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 4
M.2 Devices support 2260 / 2280 - M Key	M.2 Devices support 2260 / 2280 - M Key 2260 / 2280 - M Key 2260 / 2280 - M Key 2230 - E Key
RAM Slots 2	RAM Slots 4
Maximum Supported RAM 96 GB	Maximum Supported RAM 192 GB
Onboard USB 2.0 2	Onboard USB 2.0 2
Onboard USB 3.2 Gen 1 1	Onboard USB 3.2 Gen 1 2
Onboard USB 3.2 Gen 2 0	Onboard USB 3.2 Gen 2 1
Onboard USB 3.2 Gen 2x2 0	Onboard USB 3.2 Gen 2x2 0