Gigabyte has just added a new graphics card to its product page, the AMD Radeon HD 7770. Powered by a 28nm GPU, the card is packed with a 128-bit memory interface, a core clock of 1050MHz and a 1GB of GDDR5 memory set @ 4500MHz, and features 1x DVI-I, 1x HDMI and 2x mini DisplayPort outputs. Pricing and release date are still unknown at the moment. [Gigabyte]