You're looking for information on a specific version of Sony Vegas Pro, namely Build 394, along with its 64-bit patch. Here is some relevant text based on your query:
: This feature made it significantly easier to see before-and-after frames at edit points, streamlining the precision trimming process. Sony Vegas Pro 12 Build 394 -64 bit patch-KHG- ...
: Resolved issues with clips exported from Adobe After Effects CS6 at various frame rates. You're looking for information on a specific version
To run Sony Vegas Pro 12 effectively, the following specifications were recommended at its peak: : Windows Vista 64-bit (SP2) or Windows 7 64-bit. Processor : 2 GHz multicore or multiprocessor CPU. RAM : Minimum 4 GB (8 GB or more recommended for HD). GPU : OpenCL-supported card with at least 512 MB memory. Modern Legacy and Support Sony Vegas Pro 12 Review | Video Editing Software Overview of Sony Vegas Pro 12 OS To