Originally Posted by dE.fUsEd
all of Doom3's textures are compressed. Your graphics card works to uncompress these textures, which is why doom3 suggest graphics cards with 256mb of memory or higher for better gameplay. this "hack" would make perfect sense. if the textures are already uncompressed, that means your card has to work less.
As I understood it, the system CPU is used to uncompress the textures and then they're cached in system memory and sent to the graphics card memory on demand. Is that wrong?