What kind of memory does the one that doesn't work we'll have? You can check with gpuz.
The cards all have Hynix memory.
* Thanks for the link, I will wait a bit for someone to maybe post an original bios for GD25Q41B.
I also sent a msg to the OP here asking them to post their original bios. (
https://bitcointalk.org/index.php?topic=1842537.0)
If nobody happens to get me their original rom, I will experiment with what's on that link.