We took a look at AMDs ATI Radeon HD 4770 GPU earlier this week, and MSI isn’t missing a beat by announcing its first card based on the new chip. The simply titled R4770 is the company’s latest graphics card to be based on a 40nm chip, and with comes GDDR5 high-speed memory — something that was previously reserved for the R4870 and R4890 series.The card also includes ATI PowerPlay technology in order to dynamically adjust power usage as necessary, with the maximum wattage rating for the card peaking at 90W.