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How to modify your NAVI GPU
All newer GPUs have a signed bio, which you cannot modify, but older RX5700 / RX5700XT can gain extra performance by optimizing the memory timings.
Last update: 29.January 2023
We take no responsibility! Proceed at your own risk!

Only for 5700 / 5700XT without signed bios!

Use Red Bios Editor!

Open up the bios file, and click "VRAM Timings":

If Samsung (K4Z80325BC) memory (RED), copy the timings from Yellow into the four fields Blue:

If Micron (MT61K256M3) memory (RED), copy the timings from Yellow into the four fields Blue:

Save the bios, and you are done!

Save the bios, and you are done!
Marius L.
The creator/owner of goes by the alias r0ver2. Has a long experience with GPU mining and mining in general. After starting with home mining in 2017. Slowly building up the mining operation while gaining experience and knowledge - he joined SimpleMining's support team in 2020. Also been an active supporter of mmpOS since 2021 - and part of the testing team for lolMiner since mid-2021.
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