For Windows 7, the latest version supported is 11.1. It can be updated manually or with Windows Update and is available with the service pack or in the update KB2670838. For older versions, Microsoft maintains a specific page for downloads.
Version 4.6 of OpenGl comes with numerous updates for higher performance and execution. The specification handbook offers a lot of information via overflow queries, counters, and statistics. It provides highly-efficient shader (AZDO) execution, anisotropic filtering, as well as geometry processing. OpenGL download windows 7 64 bit is also supported in this version and provides various hardware and driver upgrades. 1e1e36bf2d