ASUS ROG STRIX B550-A GAMING ATX Motherboard Socket AM4 B550 Chipset Ryzen 3rd Gen Max 128GB DDR4 5100 2x M.2 Slots USB 3.2
Model #: ROG STRIX B550-A GAMING Item #: MOTASUS550AR
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ASUS ROG STRIX B550-A GAMING ATX Motherboard Socket AM4 B550 Chipset Ryzen 3rd Gen Max 128GB DDR4 5100 2x M.2 Slots USB 3.2

was $154.99 Special Price $124.99
General Information
Product TypeDesktop Motherboard
Brand NameAsus ROG
ManufacturerASUS Computer International
Product ModelB550-A GAMING
Product NameStrix B550-A GAMING Desktop Motherboard
Product LineStrix
Manufacturer Part NumberROG STRIX B550-A GAMING
Manufacturer Website Addresshttp://usa.asus.com
Processor & Chipset
Chipset ManufacturerAMD
Processor SocketSocket AM4
Processor SupportedRyzen 3
Processor SupportedRyzen 5
Processor SupportedRyzen 7
Processor SupportedRyzen 9
Processor SupportedRyzen 5 Pro
Processor SupportedRyzen 7 PRO
Processor SupportedRyzen 9 PRO
Total Processor Supported1
Memory
Number of Memory Slots4
Memory Form FactorDIMM
Memory Form FactorUDIMM
Memory Speed Supported2133 MHz
Memory Speed Supported2400 MHz
Memory Speed Supported2666 MHz
Memory Speed Supported2800 MHz
Memory Speed Supported3000 MHz
Memory Speed Supported3200 MHz
Memory Speed Supported3466 MHz (O.C.)
Memory Speed Supported3600 MHz (O.C.)
Memory Speed Supported3866 MHz (O.C.)
Memory Speed Supported4000 MHz (O.C.)
Memory Speed Supported4133 MHz (O.C.)
Memory Speed Supported4400 MHz (O.C.)
Memory Speed Supported4600 MHz (O.C.)
Memory Speed Supported4800 MHz (O.C.)
Memory Speed Supported5100 MHz (O.C.)
Memory TechnologyDDR4 SDRAM
Maximum Memory128 GB
I/O Controller
RAID SupportedYes
RAID Levels0
RAID Levels10
RAID Levels1
Controller TypeSerial ATA/600
Video
Onboard VideoCPU Dependent Video
Audio
Audio Channels7.1
Network & Communication
2.5Gigabit EthernetYes
I/O Expansions
Number of PCI Express x1 Slots3
Number of Total Expansion Slots5
Number of PCI Express x16 Slots2
Total Number of PCI Express Slots5
Interfaces/Ports
HDMIYes
Number of Network (RJ-45) Ports1
DisplayPortYes
Total Number of USB Ports8
Number of USB 2.0 Ports2
Number of USB 3.2 Ports6
S/PDIFYes
Onboard Interfaces
Number of SATA Interfaces6
Total Number of Onboard USB Ports6
Number of Onboard USB 2.0 Ports4
Number of M.2 Interfaces2
Number of Onboard USB 3.2 Ports2
Physical Characteristics
Width12"
Depth9.6"
Form FactorATX
Miscellaneous
Environmentally FriendlyYes
Environmental CertificationRoHS
Warranty
Limited Warranty3 Year
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ASUS ROG STRIX B550-A GAMING ATX Motherboard Socket AM4 B550 Chipset Ryzen 3rd Gen Max 128GB DDR4 5100 2x M.2 Slots USB 3.2 is available to buy in increments of 1