DailyTech gives us a look at the specifications of Intel's GMA X3000 and GMA 3000 graphics chips.
G965 Express with its GMA X3000 graphics core will support DirectX 9c, DirectX 10 and OpenGL 1.5 features. The supported features include:
Hardware vertex shader model 3.0
Hardware pixel shader model 3.0
32-bit and 16-bit full precision floating point operations
Up to 8 multiple render targets
128-bit floating point texture formats
Bilinear, trilinear and anisotropic mipmap filtering
Shadow maps and double sided stencils
More info over here.