It is compatible, you will need to change the drivers though. 

It is not an officially supported card for this machine, therefore you may encounter issues if any hardware warranty replacement is needed. You may want to keep the old ones for that.

Hiya thank you very much for your reply,  

I Will have no problem installing new drivers, and my warranty is ell out of date anyway.  

you Have helped me a great deal, thank you for your help. 

No problem, that's why we are here!