MSI MAG B850M MORTAR WIFI vs PRO B850M-P WiFi Motherboard Comparison

MSI MAG B850M MORTAR WIFI and MSI PRO B850M-P WiFi are both motherboards with the same Socket (AM5), Form factor (Micro ATX) and Chipset (AMD B850). The main differences are in Supported Memory, PCI-Express x16 Slots, M.2 Ports and M.2 Devices support.

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MSI MAG B850M MORTAR WIFI	MSI PRO B850M-P WiFi
Prices (Change region) In Stock Free shipping $219.99 In Stock Free shipping $231.03 In Stock $236.32 In Stock Free shipping $239.99 In Stock Free shipping $239.99 Show 2 more offers	Prices (Change region) In Stock Free shipping $149.99 In Stock $152.98 In Stock $154.00 Last updated 38 minutes ago. In Stock Free shipping $167.99 In Stock Free shipping $179.99 Show 2 more offers
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Brand MSI	Brand MSI
Model MAG B850M MORTAR WIFI	Model PRO B850M-P WIFI
Release Date -	Release Date 📅 May 2025
* 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 B850	Chipset AMD B850
Supported Memory DDR5 4800Mhz 8200Mhz	Supported Memory DDR5 4800Mhz 5600Mhz 6000Mhz 6400Mhz 8200Mhz
* 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 Chipset Realtek ALC4080	Audio Chipset -
Audio Channels 7.1 Channels	Audio Channels -
LAN Chipset -	LAN Chipset Realtek 8126 5G LAN
Max LAN Speed 5Gbps	Max LAN Speed -
SLI Support No	SLI Support No
CrossFire Support No	CrossFire Support No
RAID Support Yes	RAID Support Yes
Back Connect No	Back Connect No
Back I/O Ports 1 x Clear CMOS Button 1 x 5G LAN 3 x USB 10Gbps Type-A 4 x USB 5Gbps Type-A 2 x Audio Connectors 1 x Flash BIOS Button 1 x HDMI 1 x USB 10Gbps Type-C 1 x USB 20Gbps Type-C 2 x Wi-Fi / Bluetooth 1 x Optical S/PDIF Out	Back I/O Ports -
Wireless LAN Yes	Wireless LAN Yes
Wi-Fi Generation 7	Wi-Fi Generation 7
PCI-Express x16 Slots 1	PCI-Express x16 Slots 4
PCI-Express x4 Slots 0	PCI-Express x4 Slots 0
PCI-Express x1 Slots 0	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 4	M.2 Ports 3
M.2 Devices support 2260 / 2280 - M Key 2260 / 2280 - M Key 2280 - M Key 2230 - E Key	M.2 Devices support 2260 / 2280 - M Key 2260 / 2280 - M Key 2280 - M Key
RAM Slots 4	RAM Slots 4
Maximum Supported RAM 256 GB	Maximum Supported RAM 256 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 1	Onboard USB 3.2 Gen 2 1
Onboard USB 3.2 Gen 2x2 0	Onboard USB 3.2 Gen 2x2 0