Hardware supported?

[Sandor "fisty" Renz]

Hi,
my name is Sandor Renz!
ive been using freebsd for some time on a pc now!and now i would like to make it as my main os on my main pc, but i dont know if my video card is supported?i have a Ati radeon 9700pro is this card supported???
another questien i have a SunBlade 100 will the ultrasparc version of FreeBSD work on my workstation?
thx in advantage for ur respond:D
best regards Sandor Renz