Giving you another alternative. This is a bit more expensive but you get 6 cores / 12 threads with some crazy fast ram. I also swapped the gpu for a 390, it'll get better performance at 1440p. I changed to psu to a 650w G2, it's made by Superflower (psu gods). And I made it an all black system. :D
PCPartPicker part list / Price breakdown by merchant