The host system must have a 16-bit or 32-bit display adapter. Use the latest graphics driver recommended for the host system.
To support Windows 7 Aero graphics, the host system should have either an NVIDIA GeForce 8800GT or later or an ATI Radeon HD 2600 or later graphics processor.
Important: 3D benchmarks, such as 3DMark '06, might not render correctly or at all when running Windows Vista or Windows 7 virtual machines on some graphics hardware.
Guest 3D Support for Host Systems
The Windows host system must have GPUs that support DX 11.1 or later.