The best replacement for sound card is onboard.

The best alternatives to sound card are rated as following:
★★★★★  onboard
★★★  onboard sound
★★★  speakers
★★★  amp
★★  receiver
★★  audio interface
★★  usb dac
★★  integrated sound
★★  interface
★★  motherboard audio
★  dac
★  integrated audio
★  integrated
★  mixer
★  onboard audio
★  mixamp
  audio card
  motherboard
  no sound card
  pci sound card
  headset
  video card audio
  av receiver
  amplifier
  usb interface
  internal sound card
  motherboard sound
  usb sound card
  usb audio interface
  on board sound
  sound device

Your alternative for sound card is not listed? Suggest!
Speaking about sound card, one probably shouldn't forget about midi.

Other search terms related to sound card and their ratings are:
★★★★★ midi
★★ stereo mix
★ front panel
★ microphone
You have in mind a companion for sound card and it is not yet here? Propose!



Google Trends

Scale is based on the average worldwide traffic of sound card in all years. Click on graph for more.
sound card
onboard
onboard sound