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MSI MEG B550 UNIFY User Manual

MSI MEG B550 UNIFY
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59
UEFI BIOS
Updating the BIOS with MSI DRAGON CENTER
Before updating:
Make sure the LAN driver is already installed and the internet connection is set
properly.
Updating BIOS:
1. Install and launch MSI DRAGON CENTER and go to Support page.
2. Select Live Update and click on Advance button.
3. Click on Scan button to search the latest BIOS file.
4. Select the BIOS file and click on Download icon to download and install the latest
BIOS file.
5. Click Next and choose In Windows mode. And then click Next and Start to start
updating BIOS.
6. After the flashing process is 100% completed, the system will restart
automatically.
Updating BIOS with Flash BIOS Button
1. Please download the latest BIOS file that matches your motherboard model from
the MSI® website.
2. Rename the BIOS file to MSI.ROM, and save it to the root of your USB flash drive.
3. Connect the power supply to CPU_PWR1 and ATX_PWR1. (No need to install CPU
and memory.)
4. Plug the USB flash drive that contains the MSI.ROM file into the Flash BIOS Port
on the rear I/O panel.
5. Press the Flash BIOS Button to flash BIOS, and the LED starts flashing.
6. The LED will be turned off when the process is completed.

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MSI MEG B550 UNIFY Specifications

General IconGeneral
Processor socketSocket AM4
Processor manufacturerAMD
Compatible processor seriesAMD Ryzen 3, AMD Ryzen 5, AMD Ryzen 7, AMD Ryzen 9 3rd Gen
Maximum number of SMP processors1
ECCYes
Memory channelsDual-channel
Memory slots typeDIMM
Number of memory slots4
Supported memory typesDDR4-SDRAM
Maximum internal memory128 GB
Supported memory clock speeds1866, 2133, 2400, 2667, 2800, 2933, 3000, 3066, 3200, 3466, 3600, 3733, 3866, 4000, 4133, 4266, 4400, 4533, 4600, 4733, 4866, 5000, 5100, 5600 MHz
RAID levels0, 1, 10
Supported storage drive typesHDD & SSD
Number of storage drives supported10
Supported storage drive interfacesM.2, SATA
DirectX version12.0
Maximum resolution4096 x 2160 pixels
Maximum graphics card memory16384 MB
Parallel processing technology support2-Way CrossFireX
USB 2.0 connectors2
Number of SATA II connectors0
Number of SATA III connectors6
USB 2.0 ports quantityUSB 2.0 ports have a data transmission speed of 480 Mbps, and are backwards compatible with USB 1.1 ports. You can connect all kinds of peripheral devices to them.
USB 3.2 Gen 2 (3.1 Gen 2) Type-A ports quantity3
LAN controllerRealtek RTL8125B
Wi-Fi standards802.11a, 802.11b, 802.11g, Wi-Fi 4 (802.11n), Wi-Fi 6 (802.11ax)
Bluetooth version5.1
Top Wi-Fi standardWi-Fi 6 (802.11ax)
WLAN controller modelIntel Wi-Fi 6 AX200
Ethernet interface type2.5 Gigabit Ethernet
Audio chipRealtek ALC1220P
Component forPC
Motherboard chipsetAMD B550
PC health monitoringFAN, Temperature
Audio output channels7.1 channels
Motherboard form factorATX
BIOS typeUEFI AMI
Cables includedSATA
Harmonized System (HS) code84733020
Weight1000 g
Weight and Dimensions IconWeight and Dimensions
Depth244 mm
Width304 mm
Height65 mm

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