Information____________________
  • Chipset: Amd B850
  • Socket: AM5
  • Cpus: Supports Ryzen™ 9000/8000/7000 series 
  • Memoires: DDR5
  • Audio: Realtek ALC-4082
  • Sata: Amd B850 Sata III
  • Graphique: AMD RDNA™ graphics
  • USB: Amd B850 USB 4.x/3.2/2.x
  • Reseau (1): Realtek RTL8125BG (2.5Gbps)
  • Reseau (2): 
  • Wireless/Bluetooth: Mediatek MT7925 Wifi 7
  • Thunderbolt:
  • Lien Constructeur: https://asrock.com/

 

 

 

 

 

 

 

 

  

📀Bios___________________________________
Version Release Note Date DL
3.50
  1. Update AGESA to ComboAM5 1.2.0.3g.
26/09/25
3.40
  1. Update AGESA to ComboAM5 1.2.0.3f.
  2. Improve memory compatibility and system stability.
  3. Enhance CPU operating stability.
01/09/25
3.30
  1. Update AGESA to ComboAM5 1.2.0.3e Patch A for upcoming CPU compatibility.
18/06/25
3.26
  1. Updated AGESA to ComboAM5 PI 1.2.0.3d.
  2. Optimize PBO settings.
19/05/25
3.25
  1. Updated AGESA to ComboAM5 PI 1.2.0.3d.
  2. Optimize PBO settings.
15/05/25
3.20 beta
  1. Improve minority proportion of AMD 9000 series CPU boot issue.
26/02/25
3.18AS2 beta
  1. Updated AGESA to ComboAM5 PI 1.2.0.3a Patch A.
  2. Corrected the DRAM timing reading value.
17/02/25
3.18AS1 beta
  1. Updated AGESA to ComboAM5 PI 1.2.0.3a Patch A.
  2. Please also update the chipset driver to version 7.01.08.129
22/01/25
3.16
  1. Optimized Phoenix CPU compatibility.
20/12/24

💿Drivers____________________________________
📣Information ! For optimal stability and performance under Windows, please regularly update your drivers below
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Amd Ryzen Serie 3XX/4XX/5XX/6XX/8XX/TRX40(Forum Amd💬) 21/09/25 
WINDOWS 10
 Version 7.08.22.109 Non Official  WINDOWS 11
Version 7.08.22.109 Non Official
Version 7.06.02.123 Official Version 7.06.02.123 Official
FIRMWARE
WINDOWS 12

Amd Graphics Chipsets X870 / B850 / B840 (AM5)(Forum Amd💬) 19/09/25
WINDOWS 10
Version 25.9.1 WHQL WINDOWS 11
 Version 25.9.1 WHQL 
Version 25.9.2 non WHQL Version 25.9.2 non WHQL
FIRMWARE
WINDOWS 12

Amd RaidXpert Nvme(Forum Amd💬) 19/07/25
WINDOWS 10 Version 9.3.3.00238 WINDOWS 11 Version 9.3.3.00238
FIRMWARE WINDOWS 12

Realtek Universal Audio Driver (UAD) For Asrock (ALC-4000 Serie)(Forum Realtek💬) 02/08/24
WINDOWS 10  Version 6.4.0.2395 WINDOWS 11 Version 6.4.0.2395
UTILITIES Realtek Audio Console (UWP)  WINDOWS 12   

Realtek RTL8125, Intel Killer E3100G, ... Gigabyte Ethernet (2.5Gbps)(Forum Realtek💬) 18/09/25
WINDOWS 10 Version 1077.0828.2025 WINDOWS 11 Version 11026.09012025
FIRMWARES   WINDOWS 12  

Mediatek MT7925/MT7927/RZ738 Wireless Wi-Fi 7 (Forum Mediatek💬) 15/08/25
WINDOWS 10  Version 5.6.0.4261 WINDOWS 11 Version 5.6.0.4261
FIRMWARE   WINDOWS 12

Realtek Dragon Software Utility for RTL8125BG, RTL8126, ...(Forum Realtek💬) 01/05/24
WINDOWS 10  Version 6.10.3301.2 WINDOWS 11 Version 6.10.3301.2

Amd Ryzen Master  overclock your Amd Ryzen cpu 3000 or more(Forum Amd💬) 14/12/24
WINDOWS 10  Version 2.14/3.0.0 WINDOWS 11 Version 2.14/3.0.0