mainboard/ AMD Series/ AMD AM5/ JGINYUE B850M Snow Dream WIFI motherboard
JGINYUE B850M Snow Dream WIFI motherboard
Socket AM5 supports AMD Ryzen ™ 9000/8000/7000 series desktop processors
4x DDR5 UDIMM， Maximum memory capacity of 192GB, supporting DDR5 4800-7000 (OC) MT/s
2xSATA3.0 3xM. 2 slots/1 * PCIe 5.0x4/2 * PCIe 4.0x4
1xPCIe 5.0X16 slot 1xPCIe 4.0X16 slot X4 speed
4xARGB 5V3 pin (MCU independent control chip)
1xType-E slot, expandable with 1 10Gbps Type-C interface, 1xType-C slot
1x2.5Gbps Ethernet interface
1xWiFi interface (onboard WiFi6E module with antenna)
  • Details Introduction
  • specification parameter
  • download
  • Motherboard model
  • B850M Snow Dream WIFI
  • CPU socket
  • AM5 supports AMD Ryzen ™ 9000/8000/7000 series desktop processors
  • chipset
  • AMD B850
  • Memory slot
  • Supports 4x DDR5 UDIMM, maximum memory capacity of 192GB, memory support DDR5 4800-7000 (OC) MT/s, Ryzen ™ Maximum overclocking frequency of 8000 series processors: maximum speed up to 7000+MT/s * [1DPC 1R dual channel with two single-sided granular memory inserts]
  • Storage interface
  • 2xSATA3.0 3xM. 2 slots/1 * PCIe 5.0x4/2 * PCIe 4.0x4
  • PCIe slot
  • 1xPCIe 5.0X16 slot 1xPCIe 4.0X16 slot X4 speed
  • USB interface
  • 4xUSB 2.0 3xUSB 3.2 1xUSB 2.0 pin bank expandable 2 USB 2.0 1xUSB 3.2 pin bank expandable 2 USB 3.2
  • ARGB needle arrangement
  • 4xARGB 5V3 pin (MCU independent control chip)
  • display interface
  • 1xHDMI 1xDP
  • Type-C interface
  • 1xType-E slot, expandable with 1 10Gbps Type-C interface, 1xType-C slot
  • Fan pin
  • 4x4 needle arrangement
  • Number of power supply phases
  • 19 phase power supply
  • WiFi interface
  • 1xWiFi interface (onboard WiFi6E module with antenna)
  • Network
  • RTL8125BG 2.5G Ethernet chip
  • Audio chip
  • Realtek ALC897
  • Specification
  • 24.5x24.5cm M-ATX
  • Other interfaces
  • 1xCMOS button diagnostic light
Alsa
Software Download
BIOS
instruction book
    • FileVersion System Updated Date brief introduction download
    Audio_W10 sound card win10,win11 64 bits 2024-05-09 audio driver
    2.5GNIC driver 2024-05-09 Network Driver
    • FileVersion System Updated Date brief introduction download
    OpenRGB-MCU-20240913 win10&win11 2024-09-16 RGB desktop control software
    • FileVersion System Updated Date brief introduction download
    B850M Snow Dream WIFI (AM5MK003) 2025-06-24 Updated to Agesa 1.2.0.3E Greatly improved memory compatibility and optimized for large memory volumes. Improved automatic VDDIO algorithm in EXPO/XMP for improved compatibility. The 8000/9000 series memory high-voltage mode is unlocked, and the current memory VDD/VDDQ voltage limit is increased to 2.07V. Improved memory performance at extreme high-frequency/low-timing
    FileVersion System Updated Date brief introduction download