: For heavy-duty setups, V-Ray 3.6 supports shared GPU memory across NVLink-compatible cards, effectively doubling your VRAM for massive textures and geometry. Technical Compatibility & Specs Host Software : Cinema 4D R18 and R19 (64-bit). OS : Windows 7, 8.1, or 10 (64-bit). Hardware Requirements : CPU : Intel 64 or AMD64 processor with SSE4.2 support.