there is a command for maximum texture layers ( introduced with 1.86 ) the GPU support.
btw: GF2 MX would have a max of 4 but only if no Modulate X2 is used as it creates some problems with them ( had a GF4 MX and the same problem )
btw: GF2 MX would have a max of 4 but only if no Modulate X2 is used as it creates some problems with them ( had a GF4 MX and the same problem )