MSI PRO B550-S WIFI6E motherboard

Compatible processor series: AMD Ryzen 3000 Series, AMD Ryzen™ 5000 G-Series, AMD Ryzen 5000 Series, AMD Ryzen™ 4000 G-Series
Processor socket: Socket AM4
Processor manufacturer: AMD
Supported processor sockets: Socket AM4
Audio chip: Realtek ALC897
Motherboard chipset family: AMD
Audio output channels: 7.1 channels
Motherboard chipset: AMD B550
Memory slots type: DIMM
Supported memory clock speeds: 3866, 4600 MHz, 3466, 2667, 3733, 4400, 3066, 4533, 2800, 2933, 3600, 4733, 3000, 3200, 4266, 4866 MHz, 4133, 4000, 4800
Memory channels: Dual-channel
Supported memory clock speed (max): 4800 MHz
Maximum internal memory: 128 GB
Unbuffered memory: Yes
Supported memory types: DDR4-SDRAM
Number of memory slots: 4
ECC сompatibility: Non-ECC
Depth: 304.8 mm
Width: 243.8 mm
Wi-Fi standards: Wi-Fi 6E (802.11ax), 802.11g, IEEE 802.11ac, 802.11a, Wi-Fi 6 (802.11ax), IEEE 802.11n, 802.11b
Bluetooth: Yes
LAN controller: Realtek 8111H
Top Wi-Fi standard: Wi-Fi 6E (802.11ax)
Ethernet LAN: Yes
Ethernet interface type: Gigabit Ethernet
Wi-Fi: Yes
Bluetooth version: 5.3
ATX Power connector (24-pin): Yes
USB 3.2 Gen 1 (3.1 Gen 1) connectors: 3
TPM connector: Yes
Front panel audio connector: Yes
CPU fan connector: Yes
Front panel connector: Yes
USB 2.0 connectors: 4
Chassis intrusion connector: Yes
Number of SATA III connectors: 4
RGB LED pin header: Yes
Supported storage drive types: HDD & SSD
USB 3.2 Gen 2 (3.1 Gen 2) Type-C ports quantity: 1
Wi-Fi antenna: Yes
HDMI ports quantity: 1
USB 2.0 ports quantity: 4
USB 3.2 Gen 2 (3.1 Gen 2) Type-A ports quantity: 1
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity: 2
Ethernet LAN (RJ-45) ports: 1
1st M.2 highest PCI Express generation: 4.0
2nd M.2 highest PCI Express generation: 3.0
2nd M.2 largest key size: 2280
PCI Express x16 slots: 2
Number of M.2 (M) slots: 2
1st M.2 largest key size: 22110