The prices start at $169 for the 1400 and slightly more for the 1500x. See below. It looks like the motherboard may cost more than any of these CPUs.
Recommended was for all systems to use 2900+ ddr4 memory speed. That memory speed gives a 30% boost over the 2300+ddr4 memory speed.
I know that the benchmark tests we have seen used games.
My ideal benchmark would be a measure of power consumption against the time it takes to recompile a kernel or other large system.
AMD Announces Ryzen 5 Processors;
AMD Confirms 2+2 Alignment
From the sales chart
Ryzen 5 1600X $249
Ryzen 5 1600 $219
Ryzen 5 1500X $189
Ryzen 5 1400 $169
Ryzen 7 1800X $499
Ryzen 7 1700X $399
Ryzen 7 1700 $329
Article is here
AMD will have the Ryzen 5 processors on store shelves April 11,
I am enthusiastic, because, like many members of fedoraforum, a large number of us are 65+. We are looking for a system to last 5 years before we again upgrade. And we are looking for affordability versus performance.