I get stable 470 h/s for CryptoNight with Ryzen 5 1600 .No oc. 3200 mhz. My XMR-Stak settings are:
"cpu_threads_conf" :
[
{ "low_power_mode" : true, "no_prefetch" : false, "affine_to_cpu" : 1 },
{ "low_power_mode" : false, "no_prefetch" : false, "affine_to_cpu" : 3 },
{ "low_power_mode" : false, "no_prefetch" : false, "affine_to_cpu" : 5 },
{ "low_power_mode" : true, "no_prefetch" : false, "affine_to_cpu" : 7 },
{ "low_power_mode" : false, "no_prefetch" : false, "affine_to_cpu" : 9 },
{ "low_power_mode" : false, "no_prefetch" : false, "affine_to_cpu" : 11 },
],