Editing Sound card (section)

==List of sound card standards==
{{See also|List of sound chips}}
{| class="wikitable sortable"
|+Sound card standards
! Name !! Year !![[Audio bit depth]]!![[Sampling frequency]]
!Type !! Channels
|-
|[[PC speaker]]|| 1981 || ≈6&nbsp;bit (CPU speed dependent) || ≈18.9&nbsp;kHz (CPU speed dependent)
|[[Pulse-width modulation|PWM]]|| 1 pulse-width modulation
|-
|[[Texas Instruments SN76489|PCjr]]{{efn-ua|name=1000 PCjr|The Tandy 1000 and the PCjr used the same sound chip, but the Tandy 1000 used the Audio IN pin, whereas the PCjr did not. This allowed the Tandy to produce the speaker sound at the same time as the SN74689}} || 1984 || 16 volume settings|| 122&nbsp;Hz to 125&nbsp;kHz
|[[Programmable sound generator|PSG]]|| 3 [[Square wave (waveform)|square wave]] tone; 1 [[white noise]]
|-
|[[Texas Instruments SN76489|Tandy 1000]]{{efn-ua|name=1000 PCjr}} || 1984 || 16 volume settings  /  6&nbsp;bit || 122&nbsp;Hz to 125&nbsp;kHz
|PSG|| 3 square wave tone; 1 white noise; 1 pulse-width modulation
|-
|[[MPU-401]]|| 1984 ||  || 
|[[MIDI]] || 1 MIDI in; 2 MIDI out; [[DIN sync]] out; tape sync IO; metronome out
|-
|[[Covox]] [[Speech Thing]]|| 1987 || 8&nbsp;bit || 7&nbsp;kHz (Disney Sound Source), up to 44&nbsp;kHz (CPU speed dependent)
|[[PCM]] || 1 [[Digital-to-analog converter|DAC]]
|-
|[[AdLib]]|| 1987 || 64 volume settings / 8&nbsp;bit || 16&nbsp;kHz
|[[FM synthesizer]]|| 6-voice FM synthesizer, 5 percussion instruments
|-
|[[Roland MT-32]]|| 1987 || 16&nbsp;bit || 32&nbsp;kHz
| MIDI synthesizer || 8 melodic channels; 1 rhythm channel
|-
|[[Sound Blaster]]|| 1989 || 8&nbsp;bit || 22.05&nbsp;kHz
|FM synthesizer + [[digital signal processor|DSP]]|| 1 DAC; 11-voice FM synthesizer
|-
|[[Innovation Computer|Innovation]] [[SSI-2001]]|| 1989 || 8&nbsp;bit || 3906.19 Hz max.
|[[Programmable sound generator|PSG]] || 3 voices
|-
|[[Sound Blaster Pro]]|| 1991 || 8&nbsp;bit || 44.1&nbsp;kHz mono, 22.05 kHz stereo
| || 
|-
|[[Roland Sound Canvas]]|| 1991 || 16&nbsp;bit || 32&nbsp;kHz
| MIDI synthesizer || 24 voices
|-
|[[Gravis UltraSound]]|| 1992 || 16&nbsp;bit ||[[44.1 kHz|44.1&nbsp;kHz]]
| [[Wavetable synthesis]] || 16 stereo channels
|-
|[[AC'97]]|| 1997 || 24&nbsp;bit || 96&nbsp;kHz
|[[PCM]]|| 6 independent output channels
|-
|[[Environmental Audio Extensions]]|| 2001 ||  || 
| [[Digital signal processing]] || 8 simultaneous 3D voices
|-
|[[Intel High Definition Audio]]|| 2004 || 32&nbsp;bit || 192&nbsp;kHz
|PCM|| up to 15 independent output channels
|}

{{notelist-ua}}