Controller Chip
Aureal Vortex 2 - AU8830

CODEC
Quad Channel Output 18-bit AC'97 CODEC

Features
Hardware Accelerated A3D 2.0
96 DMA Hardware Accelerated Channels
320 Voice Professional MIDI Synthesizer
10-Band Stereo Graphic Equalizer
Multiple Speaker/Headphone Support
Optical S/PDIF (TOSLINK) Output
Sound Blaster Pro Support

Inputs and Outputs
CD In (MPC)
Aux In (MPC)
Modem In (MPC)
Mic In (for electret and condenser mics)
2 Stereo Line Outputs for up to 4 Speakers
Optical S/PDIF Output (TOSLINK)
MIDI/Joystick Port
Wavetable Header
Expansion Header

General MIDI Interface
MIDI MPU-401 UART Mode
16-Byte FIFO's from MIDI IN and MIDI OUT
Doubles as Joystick Port

Signal Specification
Output: 1Vrms Typical (AC'97 Specification)
Input: 1Vrms Typical (AC'97 Specification)
Frequency Response 20Hz - 20 kHz
THD+N: Less than 0.007%
SNR: Better than 95 dB

Hardware Acceleration Features
Full A3D 2.0 Acceleration
DirectSound and DirectSound 3D
MIDI Synthesis
48 kHz Sample Rate Conversion
Digital Mixing
10 Channel Graphic Equalizer
Accelerated Joystick Port

API's Supported
Aureal A3D 1.0
Aureal A3D 2.0
Microsoft DirectSound
Microsoft DirectSound3D
Microsoft DirectMusic
Microsoft DirectInput

Operating Systems
Microsoft Windows 95/98
Microsoft Windows NT 4.0