BIOS
BIOS type	UEFI AMI
BIOS memory size	256 Mbit
ACPI version	6.0
System Management BIOS (SMBIOS) version	2.8
Clear CMOS jumper
Expansion slots
PCI Express x1 (Gen 3.x) slots	2
PCI Express x16 (Gen 3.x) slots	1
PCI Express x16 (Gen 4.x) slots	1
Number of M.2 (M) slots	2
1st M.2 largest key size	22110
1st M.2 highest PCI Express generation	4.0
2nd M.2 largest key size	2280
2nd M.2 highest PCI Express generation	3.0
Features
Motherboard chipset	AMD B550
Audio chip	Realtek ALC897
Audio output channels	7.1 channels
PC health monitoring	CPU, Fan, Temperature
Component for	PC
Motherboard form factor	ATX
Motherboard chipset family	AMD
Graphics
Parallel processing technology support	Not supported
Maximum resolution	4096 x 2160 pixels
Internal I/O
USB 2.0 connectors	4
USB 3.2 Gen 1 (3.1 Gen 1) connectors	3
Number of SATA III connectors	6
Total number of SATA connectors	6
Number of chassis fan connectors	6
Front panel audio connector
Front panel connector
ATX Power connector (24-pin)
CPU fan connector
Chassis intrusion connector
TPM connector
12V power connector
RGB LED pin header
Logistics data
Harmonized System (HS) code	84733020
Memory
Supported memory types	DDR4-SDRAM
Number of memory slots	4
Memory slots type	DIMM
Memory channels	Dual-channel
ECC сompatibility	ECC & Non-ECC
Supported memory clock speeds	2667,2800,2933,3000,3066,3200,3466,3600,3733,3866,4000,4133,4266,4400,4533,4600,4733,4800,4866 MHz
Supported memory clock speed (max)	2667 MHz
Maximum internal memory	128 GB
Unbuffered memory
Network
Ethernet interface type	Gigabit Ethernet
LAN controller	Realtek 8111H
Top Wi-Fi standard	Wi-Fi 5 (802.11ac)
Wi-Fi standards	Wi-Fi 5 (802.11ac)
Bluetooth version	5.0
Ethernet LAN
Wi-Fi
Bluetooth
Packaging content
Cables included	SATA
Drivers included
Processor
Processor manufacturer	AMD
Processor socket	Socket AM4
Compatible processor series	AMD Ryzen 3000 Series, AMD Ryzen 5000 Series, AMD Ryzen 7000 Series
Maximum number of SMP processors	1
Rear panel I/O ports
USB 2.0 ports quantity	4
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity	2
USB 3.2 Gen 2 (3.1 Gen 2) Type-A ports quantity	1
USB 3.2 Gen 2 (3.1 Gen 2) Type-C ports quantity	1
Ethernet LAN (RJ-45) ports	1
PS/2 ports quantity	1
HDMI ports quantity	1
DisplayPorts quantity	1
Digital audio optical out	1
WiFi-AP antenna jack	2
USB connector type	USB Type-A, USB Type-C
S/PDIF out port
Storage controllers
Supported storage drive types	HDD & SSD
Supported storage drive interfaces	SATA III, M.2
Number of HDDs supported	6
Number of storage drives supported	8
Weight & dimensions
Width	304 mm
Depth	243.8 mm

MSI B550 GAMING WIFI – Mainboard – AMD B550, ATX
Das MSI B550 GAMING WIFI Mainboard ist die perfekte Basis für leistungsstarke Gaming‑ und Multimedia‑PCs mit AMD Ryzen‑Prozessoren der 3., 4. oder 5. Generation. Ausgestattet mit modernem Wi‑Fi 6, robustem VRM‑Design, PCIe 4.0‑Unterstützung und mehreren M.2‑Slots liefert es starke Performance, schnelle Datenübertragung und hervorragende Konnektivität. Hohe Zuverlässigkeit, stabile Netzwerkschnittstellen und vielseitige Anschlüsse machen es ideal für anspruchsvolle Spiele‑ und Alltags‑Systeme.