i don't know if you already have the DDR2 ram, but if you don't ddr3 is actually cheaper now for better quality. ddr2 will continue to rise in price also, so if you are starting from scratch DDR3 is the way to go.
790 chipsets are the best latest chipset 785 next best for the south bridge chip make sure its a sb750 better harddrive performance and can unlock cores if lucky 710
next best asus. gigabyte. are better company's good quality warranty etc
trhis board has it all thou really worth it GIGABYTE GA-MA790X-UD4P
3x Winner of Customer Choice Award - AMD Motherboards
also can google reviews of boards your interested in or ask here http://www.newegg.com/Product/Product.aspx?Item=N82E168...