The "Win X64" designation in the title is significant. Moving to a meant that V-Ray could utilize more than 4GB of system RAM, which was a frequent bottleneck for complex interior scenes or large urban models.
: A revolutionary rendering engine that provides instant visual feedback directly within the SketchUp viewport. It supports both CPU and GPU acceleration , allowing for 30x faster interactions during material and lighting adjustments. -Vray- V-Ray Adv 20026494 Sketchup 2016 Win X64
The keyword specifies . This is non-negotiable. While SketchUp 2016 had a 32-bit version, V-Ray Adv 20026494 is exclusively designed for 64-bit Windows architectures (Windows 7 SP1, Windows 8, and Windows 10 up to the 2015 Anniversary Update). The "Win X64" designation in the title is significant