Nvidia driver problem

[Jon Anderson]

I typed in----sudo apt-get install mesa-utils glxinfo

And got this in responce, does it mean that the driver my video card is 
using
is the 270.41.06 or what does it mean. I'm running 11.04

OpenGL vendor string: NVIDIA Corporation
OpenGL renderer string: GeForce 6600 GT/AGP/SSE2/3DNOW!
OpenGL version string: 2.1.2 NVIDIA 270.41.06
OpenGL shading language version string: 1.20 NVIDIA via Cg compiler
OpenGL extensions:
GL_ARB_color_buffer_float, GL_ARB_copy_buffer, GL_ARB_depth_