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Radeon HD 7970 official: 28nm, 2,048 Stream processors, and a $549 price for January 9th - The Verge
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Amazon.com: Sapphire Radeon HD 7970 OC with Boost 3GB DDR5 DL-DVI-I/SL-DVI-D/HDMI/DP PCI-Express Graphics Card 11197-03-40G : Electronics
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