AMD Ryzen 5 Ryzen™ 5 1600 

While its multi-core performance and single core performance aren't as strong as the i5-7500, if you consider its cost and the performance margin, it turns out the Ryzen 5 1400 is an excellent value.

Performance83%Quality90%Features90%Value95% Overall TweakTown Rating90% The Bottom Line: AMD's Ryzen 5 1600 is a solid performing 6 core 12 thread CPU at an affordable price point, and while the Ryzen 5 1400 might not have all the cores that Ryzen is known for, both are great value buys.

Performance89%Quality90%Features94%Value95% Overall TweakTown Rating92% The Bottom Line: AMD's Ryzen 5 1500X's extreme affordability makes it an excellent choice for a mainstream rig requiring more cores.

Since some of the more important IO is in the CPU, such as the M.2 slot's PCI-E lanes and four USB 3.0 ports, you don't lose too much by buying a B350 chipset motherboard over a more expensive X370 motherboard.