ASUS Prime B850-Plus WiFi: ATX Motherboard with AMD AM5 Socket and B850 Chipset. This motherboard ...ASUS Prime B850-Plus WiFi: ATX Motherboard with AMD AM5 Socket and B850 Chipset. This motherboard features the mid-range AMD B850 chipset and the AMD AM5 socket, supporting Ryzen 9000, 8000, and 7000 series CPUs. Graphics cards and NVMe SSDs connect via PCIe 5.0, while USB 3.1 enables data transfer speeds of up to 10 Gbps.
Overclocking for Gamers: To get the most out of your gaming PC, the CPU can be overclocked via the motherboard to achieve higher clock speeds. A stable power supply ensures that even high-end CPUs can run at full performance over long periods. DDR5 memory can also be pushed to its limits through overclocking. For safety and convenience, the ASUS Prime B850-Plus WiFi features BIOS Flashback and Clear CMOS.
Slots: 1x PCIe 5.0 x16 (x16), 1x PCIe 4.0 x16 (x4), and 2x PCIe 3.0 x16 (x1).
RAM: 4x DIMM slots for up to 256 GB DDR5 RAM at 8,000 MHz.
Storage: 3x M.2 (1x PCIe 5.0 & 2x PCIe 4.0) and 4x SATA.
USB: 1x USB-C 3.1, 3x USB-C 3.1, 2x USB 3.0, and 2x USB 2.0.
Cooling: 7x 4-pin PWM connectors for fans and radiators.
Connectivity: Wi-Fi 6E and Bluetooth 5.3.
Designed for the future of AI computing, with the power and connectivity needed for demanding AI applications. Unmatched customization: The three addressable second generation covers are all configurable with Aura Sync RGB lighting, to give your motherboard a touch of your own. Full cooling: VRM and M.2 heatsink, PCH heatsink, hybrid fan cover and Xpert 2+ fan; 6-layer PCB, alloy inductances and durable capacitors for stable power delivery. High-performance network: Wi-Fi 6E (802.11ax) and Realtek 2.5Gb Etherner.
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Product Information
Full details
The ASUS PRIME B850-PLUS WIFI is an ATX motherboard designed for PC enthusiasts and builders seeking a robust platform for AMD Ryzen 7000, 8000, and 9000 series processors. Its key benefit lies in its future-proof connectivity and overclocking potential, especially for AI-driven applications. A potential caveat for some users might be its reliance on the mid-range B850 chipset, which may not offer all the high-end features of premium chipsets. This motherboard features PCIe 5.0 for graphics and NVMe SSDs, DDR5 RAM support up to 8000 MHz, Wi-Fi 6E, 2.5Gb Ethernet, and extensive cooling options.
All features
Model Part Number
90MB1L80-M0EAY0
Brand
ASUS
Extended Product Information
FAQs
What CPUs are compatible with the ASUS PRIME B850-PLUS WIFI?
This motherboard supports AMD Ryzen 7000, 8000, and 9000 series processors using the Socket AM5.
Does this motherboard support DDR5 RAM?
Yes, it features 4x DIMM slots that support DDR5 RAM with speeds up to 8000 MHz (when overclocked).
What is the speed of the Ethernet port?
The motherboard is equipped with a Realtek 2.5 Gigabit Ethernet port for high-speed wired networking.
Can I install multiple M.2 SSDs?
Yes, the motherboard has three M.2 slots: one supporting PCIe 5.0 x4 and two supporting PCIe 4.0 x4.
Does it include Wi-Fi?
Yes, it features integrated Wi-Fi 6E (802.11ax) and Bluetooth 5.3 connectivity.
How do I update the BIOS?
You can update the BIOS via the EZ Flash utility in the BIOS menu or by using the BIOS Flashback feature with a USB drive, without needing a CPU or RAM installed.
What is the form factor of this motherboard?
The ASUS PRIME B850-PLUS WIFI is an ATX form factor motherboard.
Troubleshooting
System does not POST (Power-On Self-Test)
Verify all power connections (24-pin ATX, 8-pin EPS). Reseat RAM modules and graphics card. Ensure CPU is correctly installed. Try clearing the CMOS using the jumper or BIOS Flashback.
No network connection (Ethernet or Wi-Fi)
Ensure network drivers are installed correctly. Check physical Ethernet cable connection. For Wi-Fi, ensure antennas are properly attached and the Wi-Fi adapter is enabled in BIOS and Windows.
M.2 SSD not detected
Confirm M.2 SSD is seated correctly in the slot. Check motherboard manual for slot compatibility (e.g., PCIe 5.0 vs. 4.0). Ensure the correct storage drive type (NVMe or SATA) is supported by the specific M.2 slot.
Overheating or thermal throttling
Check that all fans are spinning and connected to PWM headers. Ensure heatsinks are properly mounted on VRMs and M.2 slots. Improve case airflow and clean dust filters.
USB devices not recognized
Try a different USB port. Ensure USB drivers are installed. Check BIOS settings to confirm USB ports are enabled.
Pros and Cons
Pros
Supports the latest AMD Ryzen processors and future generations.
High-speed data transfer with PCIe 5.0 for GPU and NVMe SSDs.
Overclocking potential for both CPU and DDR5 memory.
Fast and reliable networking with 2.5Gb Ethernet and Wi-Fi 6E.
Ample storage options with multiple M.2 and SATA ports.
Robust cooling solutions for sustained performance.
Cons
B850 chipset may lack some advanced features found on higher-end chipsets.
Only one PCIe 5.0 slot, shared with other lanes.
Overclocking potential might be limited compared to enthusiast-grade boards.
ATX form factor requires a larger PC case.
Setup, Compatibility & Care
Setup:
Ensure your PC case is compatible with the ATX form factor.
Install the CPU into the Socket AM5, ensuring proper alignment.
Insert DDR5 DIMMs into the designated slots, following the motherboard manual for dual-channel configuration.
Connect essential power cables: the 24-pin ATX and 8-pin EPS connectors.
Install your graphics card into the primary PCIe 5.0 x16 slot.
Connect storage devices (M.2 SSDs, SATA HDDs/SSDs) to the appropriate slots and ports.
Connect front panel headers (power switch, LEDs, USB, audio) according to the motherboard manual.
Install Wi-Fi antennas for wireless connectivity.
Compatibility:
CPU: AMD Ryzen 7000, 8000, and 9000 series processors.
RAM: DDR5 non-ECC and ECC memory modules up to 8000 MHz (OC).
Operating Systems: Windows 10 64-bit and Windows 11.
Storage: M.2 NVMe SSDs, M.2 SATA SSDs, 2.5" SATA SSDs, and 3.5" HDDs.
Care:
Keep the system well-ventilated to prevent overheating.
Regularly clean dust from heatsinks and fans using compressed air.
Avoid static discharge when handling components; use an anti-static wrist strap.
Ensure BIOS is updated to the latest version for optimal performance and stability, especially when using newer CPUs.