ASUS ROG STRIX B850-A GAMING WIFI7 NEO AMD B850 Socket AM5 ATX

ROG Strix B850-A GAMING WIFI7 NEO AMD ATX Mainboard (14+2+2 Power Stages, DDR5 Slots, 4x M.2 Slots, PCIe 5.0, 3x USB 2.0 Headers, USB 20Gbps Type-C, WiFi 7, Realtek 5G & Aura Sync RGB)

Description

The ROG STRIX B850-A GAMING WIFI7 Neo motherboard features a sleek white PCB and support for AMD Ryzen™ 9000, 8000, 7000 Series processors, delivering smarter performance and faster connectivity for gaming, creation, and everyday use. Powered by AI technologies — including AI Cache Boost, ASUS AI Advisor, AI Networking II, AI Cooling II and AEMP — it offers a streamlined setup and optimized performance. With support for up to 23 USB ports, enhanced memory routing, EZ PC DIY design, 64MB BIOS, and Realtek ® 5G Ethernet, users can enjoy seamless setup, future-ready compatibility, and ultra-fast, stable networking.

Specifications

Internal I/O
Number of M.2 (M) slots	4
Thunderbolt headers	1
USB 3.2 Gen 2 (3.1 Gen 2) connectors	1
Front panel connector	Yes
Supported storage drive interfaces	M.2, SATA III
USB 2.0 connectors	3
USB 3.2 Gen 1 (3.1 Gen 1) connectors	2
Number of SATA III connectors	2
Number of chassis fan connectors	4
Front panel audio connector	Yes
EPS power connector (8-pin)	Yes
CPU fan connector	Yes
ATX Power connector (24-pin)	Yes
RGB LED pin header	Yes
Number of CPU fan connectors	2
Number of EPS power connectors (8-pin)	2
Number of water pump connectors	1
Number of RGB LED pin headers	3
Technical details
Motherboard chipset family	AMD
Motherboard chipset	AMD B850
Supported processor sockets	Socket AM5
Parallel processing technology support	Not supported
On-board graphics card	No
HDMI version	2.1
Cooling type	Passive
Motherboard form factor	ATX
Component for	PC
Audio
Audio output channels	7.1 channels
Performance
Number of HDDs supported	4
Supported storage drive types	HDD & SSD
Windows operating systems supported	Windows 11
Motherboard chipset family	AMD
Motherboard chipset	AMD B850
RAID levels	0, 1, 5, 10
Supported processor sockets	Socket AM5
Cooling type	Passive
Audio output channels	7.1 channels
Motherboard form factor	ATX
Component for	PC
Processor
Processor manufacturer	AMD
Compatible processor series	AMD Ryzen 7000 Series, AMD Ryzen 8000 Series, AMD Ryzen 9000 Series
Supported processor sockets	Socket AM5
Processor socket	Socket AM5
Memory
Number of memory slots	4
Memory slots type	DIMM
Supported memory types	DDR5-SDRAM
Memory channels	Dual-channel
Maximum internal memory	256 GB
Unbuffered memory	Yes
Supported memory clock speed (max)	9000 MHz
ECC сompatibility	ECC & Non-ECC
Maximum internal memory per slot	64 GB
Storage controllers
Number of HDDs supported	4
Supported storage drive types	HDD & SSD
Supported storage drive interfaces	M.2, SATA III
RAID levels	0, 1, 5, 10
Number of storage drives supported	6
RAID support	Yes
Graphics
Parallel processing technology support	Not supported
On-board graphics card	No
Maximum resolution	3840 x 2160 pixels
Rear panel I/O ports
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity	6
USB 3.2 Gen 1 (3.1 Gen 1) Type-C ports quantity	0
USB 3.2 Gen 2 (3.1 Gen 2) Type-A ports quantity	2
USB 3.2 Gen 2 (3.1 Gen 2) Type-C ports quantity	2
USB 2.0 ports quantity	2
WiFi-AP antenna jack	2
VGA (D-Sub) ports quantity	0
S/PDIF out port	Yes
Headphone outputs	1
HDMI version	2.1
HDMI ports quantity	1
Ethernet LAN (RJ-45) ports	1
DVI-D ports quantity	0
Digital audio optical out	1
Line-in	Yes
Network
Ethernet LAN	Yes
Wi-Fi	Yes
Wi-Fi standards	Wi-Fi 7 (802.11be)
Ethernet interface type	5 Gigabit Ethernet
Bluetooth	Yes
Bluetooth version	5.4
Top Wi-Fi standard	Wi-Fi 7 (802.11be)
WLAN controller model	MediaTek MT7925
Features
Power source type	ATX
Windows operating systems supported	Windows 11
Motherboard chipset family	AMD
Motherboard chipset	AMD B850
Supported processor sockets	Socket AM5
Cooling type	Passive
Audio output channels	7.1 channels
Motherboard form factor	ATX
Component for	PC
Audio chip	Realtek ALC4080
Product colour	White
Expansion slots
Number of M.2 (M) slots	4
PCI Express x16 (Gen 4.x) slots	1
PCI Express x16 (Gen 5.x) slots	1
1st M.2 largest key size	2280
1st M.2 highest PCI Express generation	5.0
2nd M.2 largest key size	2280
2nd M.2 highest PCI Express generation	4.0
3rd M.2 largest key size	2280
3rd M.2 highest PCI Express generation	4.0
4th M.2 largest key size	2280
4th M.2 highest PCI Express generation	4.0
BIOS
BIOS type	UEFI AMI
BIOS memory size	512 Mbit
Clear CMOS button	Yes
BIOS flashback button	Yes
Power
Power source type	ATX
Video
Maximum resolution	3840 x 2160 pixels
Software
Windows operating systems supported	Windows 11
Weight & dimensions
Width	305 mm
Depth	244 mm
Packaging content
Quick installation guide	Yes
Cables included	SATA
Antenna included	Yes
Other features
Quick installation guide	Yes