Specifications
Elevate your build with the ROG Strix B850-A Gaming WiFi. Featuring a sleek white PCB and support for AMD Ryzen 9000 Series processors, this motherboard delivers the power and connectivity needed for advanced AI applications. With DDR5 support, full PCIe 5.0 capabilities, USB 20Gbps port, and WiFi 7, it's the ultimate blend of style and performance.
Product Information
SKU
793448
Mfr Part#
STXB850AGMWF
UPC
197105772670
General Specifications
Packaging
Retail
Chipset
Chipset
AMD B850
BIOS
256 Mb Flash ROM, UEFI AMI BIOS
Manageability
WOL
PXE
PXE
CPU Support
AMD CPU Support
Ryzen
Socket Type
AM5
Memory Specifications
ECC
Non-ECC; Non-Registered
ECC; Non-Registered
ECC; Non-Registered
Memory Type
DDR5-4800
DDR5-5200
DDR5-5400
DDR5-5600
DDR5-4400
DDR5-5000
DDR5-5800
DDR5-5200
DDR5-5400
DDR5-5600
DDR5-4400
DDR5-5000
DDR5-5800
Memory Speeds Supported
8000+ MHz (OC)
Memory Slots
4 x 288pin DIMM
Memory Channel Support
Dual Channel
Max Memory Supported
192GB
Maximum Memory Supported Per Slot
48GB
Video Specifications
Onboard Graphic Chipset
Requires CPU with Integrated Graphics
Storage Specifications
M.2 Port Type
2242
2260
2280
22110
2260
2280
22110
SATA Express
4 x M.2 Socket 3
M Key
M Key
SATA 6Gb/s
2
RAID Support
RAID 0
RAID 1
RAID 5
RAID 10
RAID 1
RAID 5
RAID 10
Audio Specifications
Audio Chipset
ROG SupremeFX ALC4080
Audio Channels
7.1
Networking
WiFi Support
Onboard WiFi
LAN Chipset
Intel 2.5Gb Ethernet
LAN Speed
10/100/1000/2500Mbps
Wireless Technology
802.11b
802.11g
802.11a
WiFi 4 (802.11n)
WiFi 5 (802.11ac)
WiFi 6 (802.11ax)
Bluetooth v5.4
WiFi 7 (802.11be)
WiFi 6E (802.11ax)
802.11g
802.11a
WiFi 4 (802.11n)
WiFi 5 (802.11ac)
WiFi 6 (802.11ax)
Bluetooth v5.4
WiFi 7 (802.11be)
WiFi 6E (802.11ax)
Expansion Slots
PCI Express 4.0 x16
1
PCI Express 5.0 x16
1
Back Panel Ports
LAN Ports
1 x 10/100/1000/2500 RJ-45 LAN
Audio Ports
1 x 3.5 mm Microphone
1 x 3.5 mm Line-Out
1 x 3.5 mm Line-Out
Specialty Ports
2 x WiFi Antenna Ports
USB 2.0
2 x USB 2.0 (Type-A)
USB 3.1
4 x USB 3.2 (Gen 1 Type-A)
1 x USB 3.2 (Gen 2 Type-C)
1 x USB 3.2 (Gen 2x2 Type-C)
2 x USB 3.2 (Gen 2 Type-A)
1 x USB 3.2 (Gen 2 Type-C)
1 x USB 3.2 (Gen 2x2 Type-C)
2 x USB 3.2 (Gen 2 Type-A)
Video Connectors
1 x HDMI 2.1
1 x DisplayPort 1.4
1 x DisplayPort 1.4
Digital Audio
1 x Optical
Internal I/O & Connectors
Headers
4 x System Fan Header
1 x Water Pump Header
2 x CPU Fan Header
1 x Water Pump Header
2 x CPU Fan Header
USB
2 x USB 2.0 Headers (4 Ports)
1 x USB 3.2 Gen 1 Type-A Header (2 Ports)
1 x USB 3.2 Gen 2 Type-C Header (1 Port)
1 x USB 3.2 Gen 1 Type-A Header (2 Ports)
1 x USB 3.2 Gen 2 Type-C Header (1 Port)
Other I/O
3 x Addressable LED Headers
Power
Power Connectors
1 x 24-pin ATX Connector
2 x 8-pin +12 V Connector
2 x 8-pin +12 V Connector
ATX Connector
24-pin ATX Power Connector
Physical Specifications
Depth
12.00 in. (305.00 mm)
Width
9.61 in. (244.00 mm)
Form Factor
ATX
Warranty
Parts
3 Years
Labor
3 Years
Package Contents
What's in the Box
Motherboard, 2x SATA Cables, Antenna, Cable Ties, M.2 Q-Latch and Slide Packages, ROG Key Chain, ROG Strix Stickers, 4x M.2 Rubbers, Guide