Asus is saying the GTX has 10.1 DX and SM 4.1....wtf?
Graphics GPU Features
NVIDIAŽ GeForce GTX280
PCI Express & PCI Express 2.0 support
Microsoft DirectX 10.1 and Shader Model 4.1 support
NVIDIA PureVideo HD technology—Essential for the Ultimate HD Movie Experience on a PC
NVIDIA Quantum Technology— Advanced Shader Processors architected for physics computation