2x M.2;
M.2_1 Source (From CPU) supports up to PCIe 4.0 x4 / SATA mode, supports 22110/2280/2260/2242 devices;
M.2_2 Source (From Chipset) supports up to PCIe 3.0 x4 , supports 2280 devices;
6x SATA 6G
Memory type
4x DDR4, Maximum Memory Capacity 128GB;
Memory Support DDR4 2667/ 2800/ 2933/ 3000/ 3066/ 3200/ 3466/ 3600/ 3733/ 3866/ 4000/ 4133/ 4266/ 4400/ 4533/ 4600/ 4733/ 4800/ 4866+ MHz by A-XMP OC MODE;
• 1DPC 1R Max speed 4800 MHz;
• 1DPC 2R max speed 3866 MHZ;
OS
Support for Windows® 11 64-bit
Socket
Socket AM4
Vendor_url
https://www.msi.com/Motherboard/B550-GAMING-WIFI
CPU's supported
Supports AMD Ryzen™ 5000 & 3000 Series desktop processors (not compatible with AMD Ryzen™ 5 3400G & Ryzen™ 3 3200G) and AMD Ryzen™ 4000 G-Series desktop processors
USB
4x USB 2.0 (Rear);
4x USB 2.0 (Front);
2x USB 5Gbps Type A (Rear);
2x USB 5Gbps Type A (Front);
1x USB 5Gbps Type C (Front);
1x USB 10Gbps Type A (Rear);
1x USB 10Gbps Type C (Rear)
Expansion Slots
2x PCI-E x16 slot;
1x PCI-E x1 slot;
PCI_E1 Gen PCIe 4.0 supports up to x16 (From CPU);
PCI_E3 Gen PCIe 3.0 supports up to x4 (From Chipset);
PCI_E4 Gen PCIe 3.0 supports up to x1 (From Chipset)
LAN
Realtek® 8111H 1G LAN
Audio
Realtek® ALC897;
7.1-Channel High Definition Audio
Dimensions
ATX
243.84mmx304.8mm
Wireless
Wi-Fi 5 Solution
Graphics
1x HDMI™;
Support HDMI™ 2.1, maximum resolution of 4K 60Hz;
1x DisplayPort;
Support DisplayPort 1.2, maximum resolution of 4K 60Hz
Bluetooth
Supports Bluetooth® 5.0
Rear panel I/O
1x Power Connector(ATX_PWR);
1x Power Connector(CPU_PWR);
1x CPU Fan;
1x Pump Fan;
6x System Fan;
2x Front Panel (JFP);
1x Chassis Intrusion (JCI);
1x Front Audio (JAUD);
1x Com Port (JCOM);
2x Addressable RGB LED connector(JRAINBOW);
1x RGB LED connector