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Installation and Compatibility Analysis of DirectX 9 on Windows 7 64-bit Systems
Whether DirectX 9 is "better" for performance depends on your specific game and hardware: FPS Advantage : Older games often run at higher frame rates directx 9 download windows 7 64 bit better
To understand why you need to download an "older" version of DirectX for a "newer" operating system like Windows 7, we have to look at how Windows handles graphics libraries. Title: Installation and Compatibility Analysis of DirectX 9
To get the best performance and stability out of older software, downloading the DirectX End-User Runtime (June 2010) is essential. Here is why it’s better to have it installed and how to do it correctly. Why DirectX 9 is "Better" for Older Games Microsoft DirectX End-User Runtime EULA
3. Installation Steps