1 - A GeForce GT 545 GPU must be paired with another GeForce GT 545 GPU (graphics card manufacturer can be different). SLI requires sufficient system cooling and a compatible power supply. See list of SLI-Certified components for more information.
2 - Support for HDMI including GPU accelerated Blu-ray 3D support (Blu-ray 3D playback requires the purchase of a compatible software player from CyberLink, ArcSoft, Corel, or Sonic), x.v.Color, HDMI Deep Color, and 7.1 digital surround sound will be added in a Release 260 driver. Upgrade your GPU to full 3D capability with NVIDIA 3DTV Play software, enabling 3D gaming, picture viewing and 3D web video streaming. See www.nvidia.co.uk/3dtv for more details.