Microsoft Visual Studio Ultimate 2012 Official download links several languages

Visual Studio Ultimate 2012 is the state-of-the-art development solution that empowers teams of all sizes to design and create compelling applications to delight users.  You can use flexible agile planning tools—like capacity planning, taskboards, and backlog management—to enable incremental development techniques and agile methodologies, at your own pace.  Use advanced modeling, discovery, and architecture tools to describe your system and help ensure that your architecture vision is preserved in the implementation.  Bring development and operation teams together by using IntelliTrace in production, Operations Manager Connector, and Preemptive Analytics. Improve quality and reduce time to resolution by generating actionable bugs from deployed software, and effectively partner with the operations staff to provide data that gives developers greater insight into production issues. 

In short, you can create innovative, high-quality solutions even as you drive down the cost of development.

System requirements

Supported operating systems: Windows 7 Service Pack 1, Windows 8, Windows Server 2008 R2 SP1, Windows Server 2012

• Windows 7 SP1 (x86 and x64)
• Windows 8 (x86 and x64)
• Windows Server 2008 R2 SP1 (x64)
• Windows Server 2012 (x64)
• Hardware Requirements:
• 1.6 GHz or faster processor
• 1 GB of RAM (1.5 GB if running on a virtual machine)
• 10 GB of available hard disk space
• 5400 RPM hard disk drive
• DirectX 9-capable video card that runs at 1024 x 768 or higher display resolution

 DOWNLOAD (1.5 GB, OFFICIAL MICROSOFT SERVER)

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Bear in mind that there's no separate 64-bits edition. You can use these installers for both 32 and 64 bits architectures.

If you need a serial, google it.