No GPU card showed in nvidia-settings

Hi,

I am trying to set up ubuntu server with tesla K10 GPU card.
When I use “nvidia-smi”, the screen-shot shows like this:
±-----------------------------------------------------+
| NVIDIA-SMI 340.98 Driver Version: 340.98 |
|-------------------------------±---------------------±---------------------+
| GPU Name Persistence-M| Bus-Id Disp.A | Volatile Uncorr. ECC |
| Fan Temp Perf Pwr:Usage/Cap| Memory-Usage | GPU-Util Compute M. |
|===============================+======================+======================|
| 0 Quadro NVS 290 Off | 0000:01:00.0 N/A | N/A |
|100% 44C P0 N/A / N/A | 3MiB / 255MiB | N/A Default |
±------------------------------±---------------------±---------------------+
| 1 Tesla K10.G2.8GB Off | 0000:04:00.0 Off | 0 |
| N/A 31C P0 41W / 117W | 10MiB / 3583MiB | 0% Default |
±------------------------------±---------------------±---------------------+
| 2 Tesla K10.G2.8GB Off | 0000:05:00.0 Off | 0 |
| N/A 28C P0 41W / 117W | 10MiB / 3583MiB | 0% Default |
±------------------------------±---------------------±---------------------+
| 3 Tesla K10.G2.8GB Off | 0000:08:00.0 Off | 0 |
| N/A 31C P0 42W / 117W | 10MiB / 3583MiB | 0% Default |
±------------------------------±---------------------±---------------------+
| 4 Tesla K10.G2.8GB Off | 0000:09:00.0 Off | 0 |
| N/A 29C P0 41W / 117W | 10MiB / 3583MiB | 0% Default |
±------------------------------±---------------------±---------------------+
| 5 Tesla K10.G1.8GB Off | 0000:85:00.0 Off | 0 |
| N/A 28C P0 41W / 117W | 10MiB / 3583MiB | 0% Default |
±------------------------------±---------------------±---------------------+
| 6 Tesla K10.G1.8GB Off | 0000:86:00.0 Off | 0 |
| N/A 31C P0 40W / 117W | 10MiB / 3583MiB | 0% Default |
±------------------------------±---------------------±---------------------+
| 7 Tesla K10.G1.8GB Off | 0000:89:00.0 Off | 0 |
| N/A 27C P0 40W / 117W | 10MiB / 3583MiB | 0% Default |
±------------------------------±---------------------±---------------------+
| 8 Tesla K10.G1.8GB Off | 0000:8A:00.0 Off | 0 |
| N/A 28C P0 41W / 117W | 10MiB / 3583MiB | 0% Default |
±------------------------------±---------------------±---------------------+

±----------------------------------------------------------------------------+
| Compute processes: GPU Memory |
| GPU PID Process name Usage |
|=============================================================================|
| 0 Not Supported |
±----------------------------------------------------------------------------+

When I use “nvidia-settings”, it didn’t show any GPU card.

Dose anyone can give any help?
Thanks!