Audio Codec Comparison Table

Realtek (ALC, Avance Logic)

Realtek is probably today’s most popular audio codec manufacturer. Old codecs from Realtek can be found marked as “Avance Logic,” and both old and new codecs use model names starting with “ALC.” In Figure 2, you can see an example of a Realtek codec.

Realtek ALC888S codecFigure 2: Realtek ALC888S codec

Model Channels Input Resolution Output Resolution Input Max. Sampling Rate Output Max. Sampling Rate Input SNR Output SNR
ALC101 2 16-bit 16-bit 48 kHz 48 kHz 70 dB 75 dB
ALC202 2 18-bit 20-bit 48 kHz 96 kHz 85 dB 90 dB
ALC203 2 18-bit 20-bit 48 kHz 96 kHz 90 dB 100 dB
ALC250 2 18-bit 20-bit 48 kHz 96 kHz 92 dB 100 dB
ALC260 2 20-bit 24-bit 96 kHz 192 kHz 90 dB 95 dB
ALC262 4 20-bit 24-bit 96 kHz 192 kHz 90 dB 100 dB
ALC268 4 20-bit 24-bit 96 kHz 192 kHz 90 dB 95 dB
ALC269 4 24-bit 24-bit 96 kHz 192 kHz 98 dB 98 dB
ALC650 5.1 18-bit 20-bit 48 kHz 96 kHz 85 dB 90 dB
ALC655 5.1 16-bit 16-bit 48 kHz 48 kHz 86 dB 86 dB
ALC658 5.1 18-bit 20-bit 48 kHz 96 kHz 92 dB 96 dB
ALC662 5.1 20-bit 24-bit 96 kHz 96 kHz 90 dB 98 dB
ALC850 7.1 16-bit 16-bit 48 kHz 48 kHz 86 dB 92 dB
ALC861 7.1 16-bit 24-bit 96 kHz 96 kHz 82 dB 90 dB
ALC861-VD-GR 7.1 24-bit 24-bit 96 kHz 96 kHz 85 dB 95 dB
ALC880 7.1 20-bit 24-bit 96 kHz 192 kHz 85 dB 100 dB
ALC880D 7.1 20-bit 24-bit 96 KHz 192 KHz 85 dB 100 dB
ALC882 7.1+2 20-bit 24-bit 96 kHz 192 kHz 90 dB 101 dB
ALC883 7.1+2 24-bit 24-bit 96 kHz 192 kHz 85 dB 95 dB
ALC885 7.1+2 24-bit 24-bit 192 kHz 192 kHz 101 dB 106 dB
ALC887 7.1 24-bit 24-bit 192 KHz 192 KHz 90 dB 97 dB
ALC888 7.1+2 24-bit 24-bit 96 kHz 192 kHz 90 dB 97 dB
ALC888S 7.1+2 20-bit 24-bit 96 kHz 192 kHz 90 dB 97 dB
ALC888DD 7.1+2 24-bit 24-bit 96 kHz 192 kHz 90 dB 97 dB
ALC888S-VC 7.1+2 24-bit 24-bit 192 KHz 192 KHz 90 dB 97 dB
ALC888-VC2-GR 7.1+2 24-bit 24-bit 192 KHz 192 KHz 90 dB 97 dB
ALC888S-VD 7.1+2 24-bit 24-bit 192 KHz 192 KHz 90 dB 97 dB
ALC889 7.1+2 24-bit 24-bit 192 kHz 192 kHz 104 dB 108 dB
ALC892 7.1+2 24-bit 24-bit 192 KHz 192 KHz 90 dB 97 dB
ALC898 7.1+2 24-bit 24-bit 192 kHz 192 kHz 104 dB 110 dB

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Author: Gabriel Torres

Gabriel Torres is a Brazilian best-selling ICT expert, with 24 books published. He started his online career in 1996, when he launched Clube do Hardware, which is one of the oldest and largest websites about technology in Brazil. He created Hardware Secrets in 1999 to expand his knowledge outside his home country.

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