okay im getting a new mobo n processor and would like an opinion on what to get. 1st option is a 754 board with a 3400 Athlon 64 2.4GHz nd is a 939 Board with an Opteron 2.0GHz Both boards have pci express graphics and with the processor come to about the same price which option is better? im personally thinking its got to be the opteron but would like some other opinions on this...