I got it now!!!!!

my way that worked:
Installed latest driver from nvidia --> 319.82

reboot

and the run the ./cuda_5.5.22_linux_64.run -silent -driver

reboot

Code:
root@ozo:~# pyrit benchmark
Pyrit 0.4.0 (C) 2008-2011 Lukas Lueg http://pyrit.googlecode.com
This code is distributed under the GNU General Public License v3+

Running benchmark (56236.0 PMKs/s)... \ 

Computed 56236.00 PMKs/s total.
#1: 'CUDA-Device #1 'GeForce GTX 780'': 56589.2 PMKs/s (RTT 2.2)
#2: 'CPU-Core (SSE2)': 652.2 PMKs/s (RTT 3.0)
#3: 'CPU-Core (SSE2)': 646.3 PMKs/s (RTT 2.9)
#4: 'CPU-Core (SSE2)': 645.6 PMKs/s (RTT 3.0)
#5: 'CPU-Core (SSE2)': 650.0 PMKs/s (RTT 3.0)
#6: 'CPU-Core (SSE2)': 646.7 PMKs/s (RTT 2.9)
#7: 'CPU-Core (SSE2)': 654.0 PMKs/s (RTT 3.0)
#8: 'CPU-Core (SSE2)': 660.8 PMKs/s (RTT 3.0)
thanks for your help