: Notably, AVR Studio 5.1 can run side-by-side with version 5.0, so you do not need to uninstall the older version first. Summary Table: AVR Studio 5.1 Requirements Requirement Specification Operating System Windows XP (SP3), Windows Vista (SP1/SP2), Windows 7 Processor 1.6 GHz or faster RAM 1 GB (x86) / 2 GB (x64) Disk Space 3 GB of available space Microchip Studio User Guide
Microchip now recommends Microchip Studio (formerly Atmel Studio 7) for the latest features and security updates. AVR® and SAM MCU Downloads Archive