Butterfly audio

It uses the ESS TechnologyES688 AudioDrive® which provides 16-bit sound. It also has a Yamaha YMF262 which provides OPL3 support of up to 18 simultaneous sounds. As with most modern PC sound hardware, this configuration can emulate the Sound Blaster and Sound Blaster Pro.

If you're going to be running games, it's a good idea to use an IRQ that the original Sound Blaster supported: 2, 3, 5, 7, 10, 11, 12 or 15. I run mine at


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Craig Leres