egy regi 2018-as SD kartya: "For random 4k transfers, the ADATA card hit read 2,971 IOPS read and 1,190 IOPS write"
a gepemben levo HDD:
RND 4KiB (Q= 1, T= 1): 0.294 MB/s [ 71.8 IOPS] < 13877.36 us>
RND 4KiB (Q= 1, T= 1): 0.663 MB/s [ 161.9 IOPS] < 6156.47 us>
igy erted? :)