RightMark 3DSound

RMAA PRO features:

4 times more detailed spectrums (FFT Size option);
ASIO support (unique feature, only in the professional version!);
ASIO diagnostics (supported frequencies, buffers sizes, i/o channels);
Kernel Streaming support (bypass Windows KMixer);
GUI skin support (15 skins bundled);
capability to choose any inputs and outputs for ASIO tests;
using various devices on the same test;
cross API testing (MME, DirectSound, KS, ASIO);
other options, including new test parameters.