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I'm sticking with 4770k @ 4.5ghz for now.
I see no advantage to "upgrading"
Skylake is an upgrade?Sticking with 4790k's here.
^ If you really want your GPUs to have the full 16 lanes, then 5930K is the starting point. To be honest though, the performance degradation from running at 8x/8x on PCIe 3 is very low.