V-Ray for Maya 2008-2012 x86 by CGPersia
The 2.20 version of V-Ray for Maya 2008-2012 x86 by CGPersia is available as a free download on our website. This download was scanned by our antivirus and was rated as virus free. The most popular versions of the software are 2.2 and 2.0. The program is included in Photo & Graphics Tools. This tool was originally created by Chaos Software.
From the developer:
V-Ray for Maya is one of the latest developments by Chaos Group. Developed to meet the needs of the most demanding VFX & Film studios around the world, the rendering engine delivers uncompromised stability, interactivity, ease of use and unprecedented speed.
Now, V-Ray for Maya enables the rendering of even larger scenes with greater complexity and artists can rely on a faster rendering process.
Copypasta from: http://cgpersia.com/2011/05/vray-1-5-sp1-for-maya-2012-15665.html#ixzz1p6BayMhi
You may want to check out more software, such as Maxwell for Rhino x86, 3Delight For Maya or Autodesk Maya SP3, which might be related to V-Ray for Maya 2008-2012 x86 by CGPersia.