Please note there is NO R18 vray in this release:

V-Ray for Cinema 4D is a professional rendering system optimized for large productions and photo-realistic design projects.

QUALITY:
V-Ray comes with all the lighting, shading and rendering tools you need to create professional, photoreal imagery and animation.

POWER:
Built to handle your biggest projects and your toughest scenes — render anything and everything with the power of V-Ray.

SPEED:
Spend less time waiting and more time being creative. Deliver your best work and never miss a deadline.

CREATIVE CONTROL:
V-Ray puts you in the driver's seat. Take control with V-Ray's versatile features and choose the best approach for your scenes.

DEEP CINEMA 4D INTEGRATION:
V-Ray's ultra-deep Cinema 4D integration keeps your workflow fluid, smooth and combines the best of both worlds.

INDUSTRY STANDARD:
Join independent artists and top studios across the globe using V-Ray daily to create world-class designs and visual effects.

System Requirements:
OS:
R17:Windows 7 SP1, Windows 8.1 Professional, and Windows 10 Professional
R19:Windows 7 SP1 and Windows 10 Professional
R20:Windows 7 SP1 and Windows 10 Professional
CPU:Intel® Pentium ® IV or compatible processor with SSE3 support.
RAM:4 GB RAM and 4 GB swap minimum – recommended 8 GB or more RAM, 8 GB or more swap file

WHATS NEW:
CHANGELOG
Build 5.20.01 (V-Ray 5, update 2.1) (09 February 2022)

New features
-V-Ray: Implement V-Ray Aerial Perspective
-V-Ray: Implement V-Ray Normal Map shader node
-V-Ray: Add support for the Cinema 4D infinite floor
-V-Ray: Show the ObjectID number as overlay in the Object Properties icon

Modified features
-V-Ray: Update Open Image Denoiser with support for Arm M1
-V-Ray: Ability to create V-Ray Node materials from the menu
-V-Ray: The U and V Size parameter in the light should represent the width and height of the light
-V-Ray: Recalculate the intensity value for V-Ray Lights based on the currently selected light units

Bug fixes
-V-Ray: Support for loading assets from the new asset browser system in Cinema 4D S24 and R25
-V-Ray: V-Ray doesn't respect the viewport aspect ratio and renders cropped image
-V-Ray: Camera Shift causes Viewport Rendering to be mismatched
-V-Ray: Turning ON or OFF the Round Edges doesn't refresh in interactive
-V-Ray: Sun shadow texture is not rendered
-V-Ray GPU: Crash when rendering scenes of objects with translucent materials and a shadow catcher
-V-Ray GPU: VRaySun disc is rendered with offset in V-Ray GPU lately
-V-Ray GPU: Different GI results with enable/disable render elements and HairNextMtl

HOMEPAGE

https://www.chaosgroup.com/