Testing shows why the Steam Machine’s 8GB of graphics RAM could be a problem

But there’s one spec that has caused some concern among Ars staffers and others with their eyes on the Steam Machine: The GPU ...
Network World

Kernel space: Memory management for graphics processors

The CPU and the GPU share access to some pages of memory. New Linux code helps the kernel keep track of memory holding data for the GPU. The management of video hardware has long been an area of ...
CNET

Memory compression brings RAM Doubler to OS X Mavericks

A new feature in Apple's upcoming OS X is reminiscent of a past technology for enhancing RAM use in Macs. Topher, an avid Mac user for the past 15 years, has been a contributing author to MacFixIt ...
GIGAZINE

What kind of memory management is done in "Multi GPU" that combines multiple GPUs to enhance graphics performance?

AMD's CrossFire and NVIDIA's SLI are functions (multi GPU) that can be used by integrating multiple GPUs. DirextX 12 and API's Vulkan can get rid of the limitations of multi-GPU configuration so far.