Audio Codec Comparison Table
By Gabriel Torres on February 5, 2008 Page 2 of 5

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.

Realtek ALC888S 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


Originally at http://www.hardwaresecrets.com/article/520/2Pages (5): 1 2 3 4 5 »
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