The ASRock B850M Challenger WiFi is a Micro-ATX motherboard built on the AMD B850 chipset, designed to support AMD Ryzen 9000, 8000, and 7000 series processors. Engineered for both productivity and gaming, this AM5 socket board integrates high-speed PCIe 5.0 technology for graphics and storage alongside robust wireless connectivity for modern workspaces and gaming setups.

Key Features

Advanced Power Design: Features an 8+1+1 power phase with Dr.MOS for VCore+MISC to ensure stable power delivery even under load.
High-Speed Memory: Dual-channel DDR5 support for up to 4 DIMM slots, compatible with speeds of 8000+(OC) and maximum capacities of 256GB. Supports AMD EXPO and Intel XMP profiles.
Next-Gen Storage and Graphics: Equipped with a PCIe 5.0 x16 slot for graphics and a Blazing M.2 (PCIe Gen5 x4) socket for ultra-fast NVMe SSDs.
Modern Networking: Includes Wi-Fi 7 (802.11be) with 6GHz band support and Bluetooth 5.4, paired with a 2.5G LAN for low-latency wired connections.
User-Friendly Installation: Features a pre-installed I/O shield, a BIOS Flashback button for easy updates, and the ASRock Auto Driver Installer.

Specifications

Chipset	AMD B850
Socket	AMD AM5
Form Factor	Micro ATX (24.4 cm x 24.4 cm)
Memory	4 x DDR5 DIMM Slots (Max 256GB)
Expansion Slots	1 x PCIe 5.0 x16, 1 x PCIe 4.0 x16 (x4 mode), 1 x PCIe 4.0 x1
Storage	1 x M.2 (PCIe Gen5x4), 1 x M.2 (PCIe Gen4x4), 4 x SATA3 6.0 Gb/s
Wireless	Wi-Fi 7 (802.11be) 2x2, Bluetooth 5.4
Ethernet	Dragon 2.5G LAN
Audio	7.1 CH HD Audio (Realtek ALC897) with Nahimic Audio

I/O & Connectivity

Rear USB Ports: 6 x USB 3.2 Gen1 (including Lightning Gaming Ports) and 2 x USB 2.0 ports.
Internal Headers: Supports 1 x Front Panel USB 3.2 Gen1 Type-C and additional USB 3.2 Gen1 and USB 2.0 headers.
Display: 1 x HDMI 2.1 (supports 4K 120Hz and HDR).
Accessories: Includes 2 x ASRock WiFi antennas and 2 x SATA data cables.

ASRock Challenger B850M WiFi Micro-ATX AM5 Motherboard

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