The phrase "graphical powerhouse" refers to something, like a device or a game, that has very impressive and strong graphics (visuals). It means that it is capable of displaying and producing high-quality and visually stunning images or visuals.
Sentences with «graphical powerhouse»
Given the huge maps and endless waves of enemies, it was pretty much a given that it wouldn't be a top notch graphical powerhouse. (playstationlifestyle.net)
Strange, but overall, this is a solid graphical powerhouse I hope is optimized and tweaked for PC as time goes along. (gamingenthusiast.net)
It even rivals graphical powerhouses like The Witcher 3 and Final Fantasy XV. (heavy.com)