tnks nehale, for the interiors 100 pases PT+HD, exteriors 150 passes, original resolutions 3600 pixels wide, times arrround 4 to 8 hours, ram usage abour 48 to 50 gb.
tnks maru, yes, is too smoth i think for the compresion when i upolad them, i scale them to 2400 pixels wide, the tree line also disturbs me but at the background we have a small hill so the trees look wierd, also we didnt have photos of the surroundings to fix it but ill try to do it on ps.
here is some raw renders.