I don't think you will gain much speed improvement from your tesla card in NX unless you will use it for high quality rendering or analyse applications. BUT nevertheless such programs like Ansys will have great improvement....
Best regards,
Michaël.
NX7.5.4.4 + TC Unified 8.3
Win 7 64 bit (Intel(R) Xeon(R) CPU X5650 @2.67GHz)
24.0 GB
NVIDIA Quadro 4000 + NVIDIA Tesla C2050