Those two separate chips regulate every card s key parameters like fan curve and clock speeds.
Sapphire nitro 390 bios.
Lit up is the legacy bios.
Users are able to switch between two modes quiet and performance the first one has a lower clock rate and allows to optimize the fan curve settings.
Added support for amd radeon r9 fury series r9 390 series r9 380 series r9 290 series r9 285 r9 260 series r7 360 and r7 260 desktop graphics products.
Support for radeon r9 390 gaming 8g.
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Currently i m using the legacy cause i fucked up the uefi bios trying to flash a custom one and i m too lazy to take the card out.
Sapphire s quick connect fans allow for easy cleaning or replacement.
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Find out how to use the dual bios feature in sapphire nitro graphics cards.
The sapphire product page says the legacy bios is enabled by factory default.
Fx8320 390 nitro 1 point 4 years ago.
Unlit is the uefi bios.
Pci express solution graphics cards radeon r9 390 gaming 8g.
However the page also shows that when the uefi bios mode is enabled the the button doesn t glow and when the legacy bios mode is enable the button glows with a blue light.
New user interface and intuitive radeon software installer that includes options for express install custom install and clean uninstall.
In this third part of our sapphire how to series we want to shed some light on the dual bios feature present mainly in the nitro gaming series.
I can confirm this on my 280x sapphire.