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Remember the Radeon HD 5830? That videocard filled a certain price point, but it was actually the same GPU used in the high-end HD 5870, with a large chunk of the die disabled. Enter the Radeon HD 6790. At first blush, it’s similar in concept to the HD 5830. AMD took its Barts GPU (used in the Radeon HD 6870 and 6850) and disabled a big chunk of it. Voilà: the Radeon HD 6790.
The Zotac AMP edition of Nvidia’s new budget GPU, the GTX 550 Ti, pushes the clock speeds to a full 1GHz—more than 10 percent higher than the default 900MHz. It amounts to a $150 card with 1GB of GDDR5 memory that performs moderately well in modern games, if you’re willing to dial down features like antialiasing. However, Zotac doesn’t seem to be aiming this card at gamers, but rather at digital media junkies and home theater PC enthusiasts.
Seagate’s Barracuda line has long been a contender in the 7,200rpm drive space and—7200.11 firmware snafu notwithstanding—has generally vied with WD’s Caviar Black line for the 7,200rpm crown. The Barracuda XT 3TB is a five-platter 7,200rpm drive with 6Gb/s SATA and 64MB of cache, just like the Hitachi Deskstar 7K3000. So what’s the difference?









