Teknisk Info for ASRock B550 Extreme4 AMD B550 Socket AM4 ATX
Processor socketSocket AM4
Maximum number of SMP processors1
Compatible processor series3rd Generation AMD Ryzen 5, 3rd Generation AMD Ryzen™ 7, 3rd Generation AMD Ryzen™ 9, 3rd Generation AMD Ryzen™ 3
Processor manufacturerAMD
Motherboard form factorATX
Audio chipRealtek ALC1220
Audio output channels7.1 channels
Motherboard chipset familyAMD
Motherboard chipsetAMD B550
Memory slots typeDIMM
Supported memory typesDDR4-SDRAM
Supported memory clock speeds4333, 4600, 3466, 2133, 4200, 4533, 2667, 3733, 4400, 4666 MHz, 3866, 3800, 4466, 2400, 3200, 4266, 2933, 3600, 4733 MHz, 4133, 4000
Unbuffered memoryY
Maximum internal memory128 GB
Number of memory slots4
Memory channelsDual-channel
Width305 mm
Depth244 mm
Wake-on-LAN readyY
Ethernet interface type2.5 Gigabit Ethernet
Ethernet LANY
Wi-FiN
LAN controllerDragon RTL8125BG
Number of SATA III connectors6
ATX Power connector (24-pin)Y
RGB LED pin headerY
USB 2.0 connectors2
Front panel audio connectorY
Peripheral (Molex) power connectors (4-pin)1
USB 3.2 Gen 2 (3.1 Gen 2) connectors1
EPS power connector (8-pin)Y
CPU fan connectorY
USB 3.2 Gen 1 (3.1 Gen 1) connectors1
BIOS typeUEFI AMI
Drivers includedY
Supported storage drive interfacesM.2, Serial ATA III
USB 3.2 Gen 2 (3.1 Gen 2) Type-A ports quantity1
Ethernet LAN (RJ-45) ports1
USB 3.2 Gen 2 (3.1 Gen 2) Type-C ports quantity1
HDMI ports quantity1
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity2
S/PDIF out portY
PS/2 ports quantity1