PSU Suggestion's Required.......Please. Please Help
Please Please Please Help......
My PC Config :-
Screen         : Samsung Syncmaster 740n 17'' LCD.
UPS             :APC Back ES 500
Motherboard :
 Intel 945GCCR
Ram            : 
2 GB Kingston DDR2 
HDD            : 
Segate Barracuda 1 TB 7200 + Segate Barracuda 160 GB 7200.
Processor     : 
Intel Pentium D(Dual Core) 3.00 GHz.
PSU            : Solitier 500w.








DVD_+ RW   : LG multi Layer
Speaker      : Creative 2.1 370 SSB
GPU            : 
XFX 9800 GTX+ 512 MB DDR3 PCI 16x1

(new not installed).
Please Please Please .....friends suggest the  Best PSU.....
I m beging.......   i m new in this field




...
should i go for Corsair or CoolerMaster  ???????????????
MY BUDGET for PSU is around Rs. 4500.
And i m thinking of wattage around 600W to 650w..........
Please friends........reply....
i m waiting to get answers ...