With newer, bigger programs and more apps multitasking simultaneously, the answer to making any system run faster, from handheld to super computer, was always just to add more DRAM. . . and more, and ...

Researchers have developed a new device that represents a significant advance for computer memory, making large-scale "server farms" more energy efficient and allowing computers to start more quickly.

I was thinking about how the PS4 uses GDDR5 instead of DDR3 for its' memory. Yes I know it has more bandwith then DDR3 does, but doesn't it cost way more? Besides the cost what are other downsides to ...