The ASUS 4870 Matrix is a graphics card that differs in nearly every point from the reference design. The GPU clock therefore is 800 MHz instead of 750 MHz and the 512 Mbyte GDDR3 memory come clocked at 1900 MHz. Furthermore the card comes with a PCB developed by ASUS itself which carries a dual-slot cooler and is specially optimized for ASUS iTracker software. Similar to Intels Speed-Step, iTracker enables a dynamic clock adjustment possible regarding GPU and memory clock speeds.
On the following pages you'll be able to read what the ASUS Matrix 4870 512 MB is capable of. To the comments