The current NVIDIA GFORCE end-user license
(there is also a clause that limits use in data centers with a bitcoin exception):
2.1.2 Linux/FreeBSD
Exception. Notwithstanding the foregoing terms of Section
2.1.1,
SOFTWARE designed exclusively for use on the Linux or FreeBSD operating
systems, or other operating systems derived from the source code to
these operating
systems, may be copied and redistributed, provided that
the binary files thereof are
not modified in any way (except for
unzipping of compressed files).