For those of you who have advanced or are studying programming must be familiar with this software, so Microsoft Visual Studio is one of the most popular programming software microsoft genuine, 
and for those of you who have not tried MS Visual studio 2010 ultimate, let's check this:

System Requirements :

• Windows XP (x86) with Service Pack 3 - all editions except Starter Edition
• Windows Vista (x86 & x64) with Service Pack 2 - all editions except Starter Edition
• Windows 7 (x86 and x64)
• Windows Server 2003 (x86 & x64) with Service Pack 2 - all editions
• Users will need to install MSXML6 if not already present
• Windows Server 2003 R2 (x86 and x64) - all editions
• Windows Server 2008 (x86 and x64) with Service Pack 2 - all editions
• Windows Server 2008 R2 (x64) - all editions

• Supported Architectures:
• 32-Bit (x86)
• 64-Bit (x64) (WOW)

• Computer with a 1.6GHz or faster processor

• 1024 MB RAM (1.5 GB if running in a virtual machine)
• 3 GB of available hard-disk space
• 5400 RPM hard drive
• DirectX 9 capable video card running at 1024 x 768 or higher-resolution display
• DVD-ROM Drive

Link Download (Microsoft):

Download MS Visual Studio 2010 Trial ultimate 

and to become full, download keygen follows (IDWS):

Download Keygen MSVS 2010