As a piece of accompanying work of the article, "A short test on the code efficiency of CUDA and thrust", I published a new parallel code example in C# 4.0 on CodeProject. The new example tests the new parallel programming support provided from .NET 4.0, and the corresponding article can be found as
A Brief Test on the Efficiency of a .NET 4.0 Parallel Code Example
Briefly the test results could be depicted by
however the original text is suggested to read for more details if you are interested.
I hope the work helps and your comments are welcome.