Photos were leaked of an upcoming single-slot GeForce GTX 470 graphics card from Galaxy, you can check it out at TechPowerUp. The card is said to be just over 10" long and it features a cooler that covers the entire length of the PCB. More info is expected at Computex.
The single-slot air cooler covers the entire length of the PCB, with a fan that draws air from both sides of the PCB, and has grills that reveal the cooler's internal network of copper air-channels, and a slab of copper that is spread across most of the PCB's area that holds the GPU and memory. The cooler makes use of vapour-chamber technology. The card draws power from 8-pin and 6-pin power connectors. It is 4-way SLI capable. It is expected that the card comes with at least NVIDIA reference clock speeds, all other specifications remain the same: 448 CUDA cores, 1280 MB of GDDR5 memory across 320-bit interface, and connectivity which includes two DVI-D and a mini HDMI.