my pc spec are
dual core e5200 2.5ghz
DG31PR intel motherboard
2 gb ddr2 800 mhz ram
power supply of pioneer 400watt ( as written on it )
i am planning to buy a 8500gt for gaming , please let me know is my power supply enough to power it ??? or i have to buy a new one ? the dealer from which i bought , said that u will need a new power supply of cooler master worth 2500 , but i have seen some of my friends using the same built in power supply n using the graphic cards and facing no problems.
i m confused , so please help me and clear it out