SM3.0 refers to shader model 3.0, including vertex shader 3.0, pixel shader 3.0, and ROP shader. Compared with SM2.0 specification in Directx9.0b, the number of instructions in 3.0 specification has increased to 32,768, which is a level leap compared with 96 instructions supported by original 2.0. In this way, programmers can better use instructions to color and render images with special effects.