Unlocking Resizable BAR in Gigabyte B450M Gaming

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Indonesia RE:SolveXT
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Published on ● Video Link: https://www.youtube.com/watch?v=waIjkovptXA


Duration: 11:30
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This guide is aimed for users who have Gigabyte B450M Motherboard, read the disclaimer before follow this guide. In this video, explained how to unlock Resizable BAR feature that is locked in Gigabyte B450M Gaming, in this case I'm using Ryzen 5 3400G and RX 6700 XT from Sapphire Nitro+ edition.

Gigabyte B450M Gaming BIOS List :
https://www.gigabyte.com/id/Motherboard/B450M-GAMING-rev-1x/support#support-dl-bios

ReBARUEFI tool by xCuri0 :
https://github.com/xCuri0/ReBarUEFI/issues/11

Modded BIOS with ReBAR support for Gigabyte B450M Gaming (uses AGESA 1.2.0.8) file :
https://drive.google.com/file/d/1n8ltVGB2LNjFZMprS5owpTqLr9BrOXNf/view

List of working motherboards :
https://github.com/xCuri0/ReBarUEFI/issues/11

0:00 Disclaimer
0:26 ReBAR problem
0:51 ReBARUEFI Tool
1:12 Download ReBARUEFI Tool
1:36 Early Thoughts about ReBAR Problem
1:51 Prepare to Downgrade BIOS
2:36 BIOS Preparation
3:29 Inside BIOS Interface
3:36 Disable Secure Boot
4:22 Disable TPM
4:48 Flash F52 BIOS
5:09 After BIOS is Downgraded
5:20 Prepare Modded BIOS
6:10 Flash Modded BIOS
6:31 After Flashed Modded BIOS
6:42 Enable Secure Boot and TPM
8:00 Checkpoint
8:17 Enable ReBAR
8:46 ReBAR Guide
9:53 Final Results
10:20 Checking ReBAR
10:59 Conclusion
11:11 Closing

#amd #radeon #ryzen



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