|If it has the same specs as the K7M-400:|
it should max out at 2 gig. With 2 ram slots that would be up to 1 gig per slot of 266, 333 or 400 mhz DDR.
What are you trying to put in there?
I doubt there's a bios upgrade. The FIC ftp site doesn't list that specific motherboard and doesn't even list an upgrade for their k7m-400:
And the everex links are dead.