Angry Birds developer Rovio Entertainment has announced the acquisition of Futuremark Games Studio. The gaming arm of Futuremark, developer of benchmarking software such as 3DMark and PCMark, Futuremark Games Studio produces games for the iOS, Mac and PC platforms including such titles as Unstoppable Gorg and Hungribles for the iPhone, iPad and iPod touch. Futuremark Games marks Rovio’s second acquisition over the past year, following the acquisition of Kombo Animation Studio last summer.