need a to know which dvd drive to buy. and compatible

Hi
i want to replace my dvd drive.
correctly i'm using: OPTIARC DVD RW AD-7170A (sony-nec).
i have problems with that drive and i want to replace it to something better and that works.
i need to know which one will b compatible to my system.

Model Name: Mac Pro
Model Identifier: MacPro1,1
Processor Name: Dual-Core Intel Xeon
Processor Speed: 2.66 GHz
Number Of Processors: 2
Total Number Of Cores: 4
L2 Cache (per processor): 4 MB
Memory: 3 GB
Bus Speed: 1.33 GHz

thanks
niv

Pioneer are reliable and as cheap as chips. Make sure you get a Dual Layer model and replacing is quite simple. Just check out your user guide.