well if you have the money i would say wait for the QX6850 but do you really need that much power ?
if your in a rush then the QX6800 will still be a hell of a processor accompanied with like 2GB maybe 4GB RAM
i still dnt think you need that much power if your on a budget just get the
thats still a good processor.
hmm tough decision you can do some pretty heavy gaming with an e6600 and 2GB 800Mhz DDR2 RAM and a decent mobo
i dunno mate i would say
IF YOUR ON A BUDGET
get an e6600 and 2GB 800Mhz DDR2 RAM and a decent mobo
IF YOU HAVE ALOT OF CASH AND CNT WAIT
get the QX6800 with 4GB 800Mhz DDR2 RAM and decent mobo
IF YOU HAVE ALOT OF CASH AND PATIENCE
get the QX6850 with 4GB 1375Mhz DDR3 RAM and decent mobo
but honestly the e6600 is a very good processor the QX6800 is just AMAZING and the QX6850 is just gonna be
its your choice m8