The key is looking for the GECUBE certification logo and product serial number that appear on the card, as shown in the photo below. The certification logo also appears on the box, we're told.
GeCube warns for counterfeit Radeon HD 4000 cards
Posted on Thursday, January 08 2009 @ 3:35 CET by Thomas De Maesschalck
Taiwanese graphics card maker GeCube warns counterfeit Radeon HD 4000 series have hit the retail channel. The graphics card maker issued some guidance on how to spot these fake cards: