If it is professional graphics cards you are looking for, Leadtek has got three Quadros and a Tesla available at its booth as well.
Here as some pictures of NVIDIA's Fermi-based Quadro 6000 and Tesla C2070:
The Quadro boasts 448 CUDA parallel processing cores, a 384-bit memory interface and 6GB of DDR5 memory.
Pardon the reflection.
Interesting specifications, but no mention of the C2070's maximum power consumption
Also available on display are Leadtek's NVS 300 and Quadro 400 professional graphics cards:
A quick look at NVIDIA's web page reveals that both the NVS300 and Quadro 400 are new additions to their respective product lineups as well: