ddr4 for ryzen, what's best

[4Qman]

Is there a prefered 2x16gb kit for ryzen?

I have found these online but unsure, trying to be wise due to cost.

XPG Z1 DDR4 DRAM Module
http://www.xpg.com/us/feature/305

 

[4Qman]

thanks, its on there.

AX4U3000316G16-DWZ (Latency 16-18-18 1.35v).

 

[4Qman]

Hi wise guy,

that ram is what i want, but the price is too much.