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MSI MEG B550 UNIFY-X User Manual

MSI MEG B550 UNIFY-X
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51
Onboard LEDs
2E Memory initialization. Configuring memory
2F Memory initialization (other)
31 Memory Installed
32 CPU post-memory initialization is started
33 CPU post-memory initialization. Cache initialization
34 CPU post-memory initialization. Application Processor(s) (AP) initialization
35 CPU post-memory initialization. Boot Strap Processor (BSP) selection
36 CPU post-memory initialization. System Management Mode (SMM) initialization
37 Post-Memory System Agent initialization is started
38 - 3A Post-Memory System Agent initialization (System Agent module specific)
3B Post-Memory PCH initialization is started
3C - 3E Post-Memory PCH initialization (PCH module specific)
4F DXE IPL is started
PEI Error Codes
4B Memory not installed (For Summit CPU)
E0 Memory not installed (For Bristol CPU)
DXE Progress Codes
60 DXE Core is started
61 NVRAM initialization
62 Installation of the PCH Runtime Services
63 CPU DXE initialization is started
64 - 67 CPU DXE initialization (CPU module specific)
68 PCI host bridge initialization
69 System Agent DXE initialization is started
6A System Agent DXE SMM initialization is started
6B - 6F System Agent DXE initialization (System Agent module specific)
70 PCH DXE initialization is started
71 PCH DXE SMM initialization is started
72 PCH devices initialization
73 - 77 PCH DXE Initialization (PCH module specific)
78 ACPI module initialization
79 CSM initialization
7A - 7F Reserved for future AMI DXE codes
90 Boot Device Selection (BDS) phase is started
91 Driver connecting is started
92 PCI Bus initialization is started
93 PCI Bus Hot Plug Controller Initialization
94 PCI Bus Enumeration 32
95 PCI Bus Request Resources

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MSI MEG B550 UNIFY-X Specifications

General IconGeneral
Processor socketSocket AM4
Processor manufacturerAMD
Compatible processor seriesAMD Ryzen 3, AMD Ryzen 5, AMD Ryzen 7, AMD Ryzen 9 3rd Gen
Non-ECCYes
Memory channelsDual-channel
Memory slots typeDIMM
Number of memory slots2
Supported memory typesDDR4-SDRAM
Maximum internal memory64 GB
Supported memory clock speeds5800, 5300, 1866, 2133, 2400, 2667, 2800, 2933, 3000, 3066, 3200, 3466, 3600, 3733, 3866, 4000, 4133, 4266, 4400, 4600, 4733, 4800, 4866, 5000, 5100 MHz
RAID levels0, 1, 10
Number of storage drives supported10
Supported storage drive interfacesM.2, SATA III
DirectX version12.0
Maximum resolution4096 x 2160 pixels
Maximum graphics card memory16384 MB
Parallel processing technology support2-Way CrossFireX
Number of SATA II connectors0
Number of SATA III connectors6
USB 3.2 Gen 2 (3.1 Gen 2) connectors1
Headphone outputs5
USB connector typeUSB Type-A, USB Type-C
USB 2.0 ports quantity4
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 5 (802.11ac), 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
Windows operating systems supportedWindows 10 x64
BIOS typeUEFI AMI
ACPI version6.1
BIOS memory size256 Mbit
System Management BIOS (SMBIOS) version2.8
Cables includedSATA
Harmonized System (HS) code84733020
Weight1000 g
Weight and Dimensions IconWeight and Dimensions
Depth244 mm
Width304 mm
Height65 mm

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