Core

• Physically-based luminance calculation
• Progressive refinement algorithm
• 64-bit version for massive data sets

Multiprocessing

• Parallel algorithms efficiently use all available cores
• Near-linear performance increase WRT number of cores
• Vector-based calculation using SSE

Lighting

• Analytical sky and sun
• HDRi image-based lighting
• Luminance values available for all surfaces
• Automatic daylight portals for efficient interior daylight simulations

Materials

• Efficient displacement mapping with low memory overhead
• Normal and bump mapping
• Blurry reflections

Ready-made Content

• Fractal Trees
• Material Library
• HDRi Backgrounds

Camera

• Perspective
• 2-Point Perspective
• Orthographic