Description
The ASUS PRIME B850-PLUS WIFI is designed for users who want a balanced AM5 motherboard with the features that actually matter for a serious modern build. Built on the AMD B850 chipset, it supports AMD Ryzen 7000, 8000, and 9000 Series desktop processors, giving users access to the AM5 platform, DDR5 memory, modern storage standards, and newer connectivity without forcing them into a bloated enthusiast board they may never fully use.
Its full-size ATX layout gives you more room for expansion and a cleaner build experience compared to smaller boards. The motherboard supports dual-channel DDR5 memory through four DIMM slots, which makes it a better option for users who want more flexibility for future memory upgrades. It is well suited to gaming systems, streaming PCs, creator desktops, and general high-performance home or office builds where stability and expandability matter.
Storage support is strong across the board. The PRIME B850-PLUS WIFI includes three M.2 slots along with four SATA 6Gb/s ports, giving you enough flexibility for a fast primary NVMe drive, additional SSD storage, and larger-capacity drives for media, backups, or game libraries. On supported processors, the primary M.2 slot can run at PCIe 5.0 speeds, which gives the board better forward-looking storage support for newer high-speed SSDs.
Expansion and connectivity are also properly modern. The board includes a PCIe 5.0 x16 graphics slot for newer GPUs, additional PCIe slots for expansion cards, integrated WiFi 6E, Realtek 2.5Gb Ethernet, HDMI and DisplayPort outputs for supported processors with integrated graphics, and a solid mix of rear and front USB connectivity including Type-C support. ASUS also includes practical build and maintenance features like BIOS FlashBack, Q-LED diagnostics, Aura Sync lighting support, and heatsinks for key board areas, making it a strong all-rounder for mainstream AM5 systems.
Specifications
Chipset: AMD B850
Socket: AMD AM5
Form Factor: ATX
CPU Support:
Supports AMD Ryzen 9000 Series desktop processors
Supports AMD Ryzen 8000 Series desktop processors
Supports AMD Ryzen 7000 Series desktop processors
Memory Support:
4 x DDR5 DIMM slots
Dual-channel memory architecture
Supports AMD EXPO
DDR5 overclocking support
Graphics Outputs:
1 x DisplayPort
1 x HDMI
Expansion Slots:
1 x PCIe 5.0 x16 slot
1 x PCIe 4.0 x16 slot
2 x PCIe 3.0 x16 slots operating at x1
Storage:
3 x M.2 slots
Primary M.2 supports PCIe 5.0 x4 on supported CPUs
Additional M.2 slots support PCIe 4.0
4 x SATA 6Gb/s ports
RAID support
Networking:
WiFi 6E
Bluetooth 5.3
1 x Realtek 2.5Gb Ethernet port
USB Connectivity:
Rear USB 10Gbps Type-A ports
Rear USB 10Gbps Type-C support
Additional rear USB ports
Front USB header support including front USB Type-C
Audio:
Realtek 7.1 channel high-definition audio
Cooling and Protection Features:
VRM heatsink
M.2 heatsink
Chipset heatsink
Fan control support
BIOS FlashBack
Q-LED diagnostics
ASUS protection features
Lighting Features:
Aura Sync support
Addressable RGB header support
