Advanced features like the Bone System and skeleton distortion perform more reliably on 64-bit systems.

The 64-bit architecture can utilize significantly more RAM than the ~3.5GB limit of 32-bit systems, which is critical for complex scenes with dozens of layers and high-resolution textures.

While is available in 32-bit, the 64-bit version is the modern standard for several reasons:

Modern 64-bit processors handle the floating-point math required for High Dynamic-Range Imaging (HDRI) and complex filter calculations more efficiently. Where and How to Download