Out with the old, in with the new. Let's welcome the newest kid on the block, the Radeon HD 7970, part of AMD's spanking new Southern Islands GPU family. This card is the industry's first with a few things, it uses the first ever high-performance GPU built on the 28 nanometer silicon fabrication process; Radeon HD 7970 is the industry's first card compliant with Microsoft's DirectX 11.1 API, which
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