[mythtv-users] "Do you really need a discrete audio card ?"

[Emmanuel]

Steven Adeff a écrit :
> On Mon, Nov 22, 2010 at 5:40 PM, Andrew Close <aclose at gmail.com> wrote:
>   
>> On Mon, Nov 22, 2010 at 3:41 PM, Christopher X. Candreva
>> <chris at westnet.com> wrote:
>>     
>>> Tech Report has release an interesting review, comparing the Asus Xonar
>>> cards to the common built-in Realtek chips, with the low-end ($29) Xonar
>>> comming out as a worthwhile upgrade.
>>>
>>> Aside from the article being interesting, it made me wondering if switching
>>> audio cards would help with the "WriteAudio: buffer underrun" problems I
>>> have with untranscoded content, which hasn't gone away with 0.24
>>>       
>> Chris,
>>
>> do you have a link?  did they mention anything regarding pass-through
>> to an amp/receiver?  i would assume that the cheaper option wouldn't
>> matter if it was able to do pass-through.
>>
>> thanks!
>>     
>
> back in the day, better chips required less CPU time, especially for
> doing surround sound in games, where they would offload this
> processing from the CPU, so for games it may make a difference.
>
> As far as audio quality, I think it's foolish to both use the analog
> output from a computer and to pay extra for cards with slightly better
> analog output. Your money is better spend on an external DAC, whether
> your connection choice be USB, SPDIF or HDMI/DisplayPort.
>   
Well at least for home cinema (that is >= 5.1) I gues a good discrete 
sound card (around $150) with good AOP and DAC is probably much less 
expensive than putting several external dacs. For sur if you want super 
high hi-fi mega ;=) quality for stereo a DAC is probably the best choice.
A+
Manu