How To Determine how Many Pins my Motherboard have

[Shauiosbhaoiu Aousiguosba]

hello this is a newbie question im planning to upgrade my GPU and make it nvidia geforce 9800gt but it requires 2 6 pin connector how do i know how many pins i have if i open my computer please help.... i need this my nvidia geforce 9400gt is so shit in playing dota 2 thanks

 

[Emerald]

What is the make and model of the power supply?

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