Как работает Ubuntu LTS?

Уже упомянутая команда для nvidia (по моей установке OpenElec):

nvidia-smi

также предоставила дополнительную информацию:

+------------------------------------------------------+                       
| NVIDIA-SMI 3.295.71   Driver Version: 295.71         |                       
|-------------------------------+----------------------+----------------------+
| Nb.  Name                     | Bus Id        Disp.  | Volatile ECC SB / DB |
| Fan   Temp   Power Usage /Cap | Memory Usage         | GPU Util. Compute M. |
|===============================+======================+======================|
| 0.  GeForce GT 520            | 0000:01:00.0  N/A    |       N/A        N/A |
|  N/A   52 C  N/A   N/A /  N/A |  17%  169MB / 1023MB |  N/A      Default    |
|-------------------------------+----------------------+----------------------|
| Compute processes:                                               GPU Memory |
|  GPU  PID     Process name                                       Usage      |
|=============================================================================|
|  0.           Not Supported                                                 |
+-----------------------------------------------------------------------------+