New ZOTAC FireStorm software adds new features and enables compatibility with all NVIDIA-based graphics cards  HONG KONG – Feb. 24, 2009 – ZOTAC International, an award-winning manufacturer of graphics cards and motherboards, today unleashes the award-winning ZOTAC NITRO hardware-overclocking controller for use with all NVIDIA GeForce based graphics cards. The ZOTAC NITRO is the world’s first hardware-overclocking controller, enabling graphics card overclocking with the press of three buttons.“End users