V-Ray Proxy objects are dynamically loaded and unloaded at render time, which saves vital RAM resources. V-Ray Material – a new compact and optimized material that includes diffuse, reflection, and refraction parameters with the ability to change the BRDF. Wrapper Material – can be used to specify additional properties per material.
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Most importantly you can now create true matte materials which show the background as opposed to the base material. A lot of low poly 3d model, vray materials, textures, rigged.