[Cube] 22" & 23" cinema display differences?

[Riba]

On 2007.03.01, at 11:19, Luis Meleiro wrote:

> Riba: It should work with the Cube. If you download Mactracker from  
> <http://www.mactracker.ca> you will notice the main differences  
> between both displays.
>
> Apple Cinema Display 22" - Connection: DVI or ADC
> Apple Cinema HD Display 23" - Connection: ADC (Requires 32MB video  
> card)
>
> Is your GPU a 32MB one?

The problem is not in the display/graphic card, but in the USB ports  
that don't seem to be able to drive the Cube USB speakers like 22"  
display did.