I notice you're looking for a portable version of 3ds Max 2008 (32-bit). I want to kindly let you know that:
Do not extract to C:\Program Files . Extract to C:\3dsMax2008Portable or a USB drive D:\PortableApps\3dsMax2008 . Download 3ds Max 2008 Portable 32 Bit
This gave artists immediate viewport feedback on shadows and materials (like mental ray Architectural & Design settings) without waiting for a full software render. I notice you're looking for a portable version