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UEFI BIOS

▶ Memory Changed Detect [Enabled]*

Enables or disables the system to issue a warning message during boot when the

memory has been replaced.

[Enabled] The system will issue a warning message during boot and then you have

to load the default settings for new devices.

[Disabled] Disables this function and keeps the current BIOS settings.

▶ CPU Specications sub-menu

Press Enter to enter the sub-menu. This sub-menu displays the information of

installed CPU. You can also access this information menu at any time by pressing [F4].

Read only.

▶ MEMORY-Z sub-menu

Press Enter to enter the sub-menu. This sub-menu displays all the settings and

timings of installed memory. You can also access this information menu at any time by

pressing [F5].

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MSI MAG B550M MORTAR WIFI Specifications

General

Form Factor	Micro ATX
Chipset	AMD B550
Socket	AM4
Memory Slots	4 x DIMM
Max Memory	128 GB
Audio	Realtek ALC1200 Codec
RGB Support	Mystic Light RGB
Memory Speed	Up to 4400 MHz (OC)
Storage Interface	6 x SATA 6Gb/s
USB Ports	1 x USB 3.2 Gen 2 Type-C, 1 x USB 3.2 Gen 2 Type-A, 2 x USB 2.0
Networking	Realtek RTL8125B 2.5G LAN
LAN	2.5Gbps
Wi-Fi	Wi-Fi 6 AX200
PCIe Slots	1 x PCIe 4.0 x16, 1 x PCIe 3.0 x16 (x4 mode), 1 x PCIe 3.0 x1