SRock Z68 Extreme3 Gen3 LGA 1155 Z68 HDMI SATA 6Gb/s USB 3.0 ATX
(http://www.newegg.com/Product/Product.aspx?Item=N82E16813157271)
G.SKILL Ripjaws X Series 8GB (2 x 4GB) 240-Pin DDR3 SDRAM DDR3 1866 (PC3 14900)
(http://www.newegg.com/Product/Product.aspx?Item=N82E16820231455)
Radeon HD 5670 1GB 128-bit DDR5 PCI Express 2.1 x16 HDCP Ready CrossFireX Support Video Card
(http://www.newegg.com/Product/Product.aspx?Item=N82E16814141117)
this is what i have
ECS GeForce6100PM-M2
ram 2046 MB
AMD Athlon 64 X2, 2900 MHz (14.5 x 200) 5600
gforce 9500gt 512mb
Drive #1 - SAMSUNG HD252HJ (232 GB)
what power supplie do i need for my new computer?
and is good the computer im going to buy?