JEMC on 25 February 2014
You sure mean 8GB of RAM, not 8MB 
.
You CPU is powerful enough to not a bottleneck, so go for the fastest card you can get.
GPU-Z tells you which socket and chipset your motherboard has. But I don't know can you know the PSU without opening, sorry.
Please excuse my bad English.
Currently gaming on a PC with an i5-4670k@stock (for now), 16Gb RAM 1600 MHz and a GTX 1070
Steam / Live / NNID : jonxiquet Add me if you want, but I'm a single player gamer.
