The IDirect3DDevice3::GetStats method is obsolete, and not implemented in the IDirect3DDevice3 interface.
HRESULT GetStats(
LPD3DSTATS lpD3DStats
);
The method returns E_NOTIMPL.
This method is implemented in the IDirect3DDevice2 and IDirect3DDevice interfaces, but can under-report statistics when used with DirectX 6.0 and later drivers.
Windows NT/2000: Requires Windows 2000.
Windows 95/98: Requires Windows 95 or later. Available as a redistributable for Windows 95.
Header: Declared in d3d.h.
Import Library: Use ddraw.lib.