This specific version (R21.027) is a minor update to the R21 release cycle for Windows 64-bit. While R21 is not the latest major release (as of current versions up to 2025), it remains in use by many studios and individuals due to specific plugin compatibility or workflow preferences.
While Redshift is now the standard, R21.027 shipped with ProRender 2.0, a physically-based GPU renderer. On Windows x64, it supports multiple GPUs (both NVIDIA and AMD) and includes: Maxon CINEMA 4D Studio R21.027 Win x64
If you are upgrading from an older version (like R20 or R19), here are the major changes you will find in R21.027: This specific version (R21
If you are moving from R20 to R21, you will want to keep your libraries. Denoising (Intel Open Image Denoise) Glossy & Roughness
Users\[YourName]\Documents\MAXON\Cinema 4D R20\library -> Copy to ...Cinema 4D R21\library.