Quite satisfactory for my use (camera photo / video full HD 14 Mpixels). Much faster especially true with respect to the false 32GB card unbranded I bought that was previously in reality 2GO! and corrupted data losqu'on exceeds this capacity !!
Mefiance with unbranded or counterfeit card !!!!!
If in doubt check out this site: [...]
and if it is already too late, test your card immediately with 1.4 H2testw to prove poor workmanship.