b450m-a pro after bios update dont start with old memory

[pavk15c802e7]

Hi. Im updated bios from 7B86vAI5 to 7B86vAI7 and after that system dont start with 32 gb of memory. Its start only when im take of two piece of memory hyper x fury and left two piece from g.skill. After downgrade to bios 7B86vAI5 system work fine again with all memory.

 

[Goodspeed]

You are mixing two different brands of memories, so there is no guarantee that BIOS would support them for every update.
You can either stay with BIOS 7B86vAI5 or get 4x memory kit in the same package.

 

[ericj159802e9]

Or you could buy a kit of 2x16GB memory modules. That will run at a higher clock speed than four memory modules.

 

[pavk15c802e7]

You are mixing two different brands of memories, so there is no guarantee that BIOS would support them for every update.

With only Hyper x Fury memory system doesnt start too, only with g.skill memory. Whats wrong with Hyper X?

 

[ericj159802e9]

There is nothing wrong with the Hyper X because it has shown to work before. It is what @Goodspeed says in his comment. When mixing different brands the outcomes are uncertain. The combination may not work from the start or after a BIOS update made changes.

It is therefor recommended when using four memory modules to always get a set of four modules. Even getting two identical sets of two memory modules may not always work.

 

[pavk15c802e7]

When mixing different brands the outcomes are uncertain.

Separately two modules Hyper X also do not work on the new bios. Memory led is on on the mobo.

 

[ericj159802e9]

It means that changes made by the BIOS update broke the compability. Is the Hyper X on the support list? Could you provide us with the SKU of the Hyper X set? SKU is that long array of letters and numbers that does not make sense at first glance.

 

[pavk15c802e7]

Is the Hyper X on the support list?

No.

Could you provide us with the SKU of the Hyper X set?

HX432C16FB/8

 

[pavk15c802e7]

Even with the new BIOS version 7B86vAI9, the system still doesn't work with this memory.