Because this OS is heavily optimized, its actual hardware requirements are significantly lower than Microsoft's official specifications. Minimum Requirements (32-bit) Minimum Requirements (64-bit) 1 GHz or faster (Intel Atom, Celeron, AMD E-Series) 1 GHz or faster with 64-bit support RAM 512 MB (1 GB recommended) 1 GB (2 GB recommended) Hard Drive Space 8 GB of free space 12 GB of free space Graphics Card DirectX 9 graphics device with WDDM 1.0 driver DirectX 9 graphics device with WDDM 1.0 driver Choosing Between 32-bit and 64-bit

Upon a clean boot, this custom OS can run on as little as 300MB to 500MB of RAM, compared to the 1.5GB to 2GB consumed by standard modern Windows setups.