| Audio Codec Comparison Table |
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| Realtek (RTC, Avance Logic) |
Realtek is probably today the 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”. On Figure 2 you can see an example of a Realtek codec. 
click to enlarge
Figure 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 | | | 96 KHz | 192 KHz | | 95 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 | 95 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 | ALC888 | 7.1+2 | 20-bit | 24-bit | 96 KHz | 192 KHz | 90 dB | 97 dB | ALC889 | 7.1+2 | | | 192 KHz | 192 KHz | | 110 dB |
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