Microsoft Flight Simulator X: Steam Edition (v10.0.62615.0) is a re-released and optimized version of the classic 2006 flight simulator, specifically tailored for modern PC hardware and the Steam platform . The "FitGirl" version you mentioned refers to a highly compressed, unofficial "repack" commonly found on third-party sites.
To run FSX: Steam Edition smoothly, your PC should meet the following minimum specs: Windows 7, 8, 10, or 11 Processor: 2.0 GHz or higher (Single Core) Memory: 2 GB RAM Microsoft Flight Simulator X: Steam Edition (v10
The official Steam download for FSX:SE is roughly compressed via standard Steam depot delivery. FitGirl’s repack of the same v10.0.62615.0 build typically reduces this to 4.3 GB – 5.1 GB , depending on whether optional languages (like high-res cockpit textures or foreign ATC voice packs) are retained. FitGirl’s repack of the same v10
The repack omits the Steam Workshop SDK and the redundant DirectX 9 fallback libraries (since most modern systems run DX10/DX11 via third-party fixes like Steve’s DX10 Scenery Fixer ). Microsoft Flight Simulator X: Steam Edition (v10