Realtek Asio | FHD |

Here’s an informative review of — what it is, how it works, its strengths, weaknesses, and whether you should actually use it. What Is Realtek ASIO? ASIO (Audio Stream Input/Output) is a low-latency audio driver protocol developed by Steinberg. Realtek ASIO is a version of ASIO provided by Realtek for their onboard audio chips (e.g., ALC887, ALC892, ALC1220).