The Acer M3400-U2052 Desktop is a multimedia powerhouse breaking the speed limit with AMD Phenom II X4 Quad-Core Processing power, 6GB DDR3 memory and amazing ATI Radeon HD 5450 with 512MB of dedicated DDR3 VRAM. With a large 640GB of hard drive space and plenty of media extras, it's easy to create intense content, do some serious multitasking and get creative with your digital media like never before.