V-Ray 2.0 introduced several "game-changing" tools that optimized performance and visual quality: V-Ray Proxies
Nostalgia & Photorealism: Why V-Ray 2.0 for SketchUp 2015 (64-bit) Still Packs a Punch Vray 2.0 For Sketchup 2015 64 Bit
If you are looking to get the most out of this setup, I can help you with: for faster output Setting up photorealistic materials V-Ray 2
V-Ray is a registered trademark of Chaos Software EOOD. This content is provided for informational and archival purposes only. You must own a valid license to use V-Ray 2.0 for SketchUp 2015. Vray 2.0 For Sketchup 2015 64 Bit