gonna buy one of these not sure which one to get.i do nothing but gaming so which would be the better bet ???this one:http://accessories.dell.com/sna/productdetail.aspx?c=ca&l=en&s=dhs&cs=CADHS1&sku=320-4111&category_id=4009
or this one:http://accessories.dell.com/sna/ProductDetail.aspx?sku=320-1578&c=ca&l=en&cs=CADHS1&category_id=5194&first=true&page=productlisting.aspx
both nice but which would you pic ???