http://www.anandtech.com/video/showdoc.html?i=1966
Infos sur la r420
0.13-micron low-k manufacturing process
160M transistors
~500MHz core clock
8 pipe design
6 vertex engines
Improvements to all of the basic architectural features (shader engines, AA, etc...)
256MB 256-bit GDDR3 (~1GHz data rate)
Single slot design
Infos sur la rv380
0.13-micron low-k manufacturing process
~500MHz core clock
4 pipe design
2 vertex engines
Improvements to all of the basic architectural features (shader engines, AA, etc...)
128/256MB 128-bit (600 - 800MHz data rate)
Single slot design