What You Need to Know BEFORE Buying an SD Card for Filmmaking

[tyjuarez]

and it's worth noting that the write speeds are in Megabytes per second, not Megabits.

10 MB/s = 80 Mbps
30 MB/s = 240 Mbps
60 MB/s = 480 Mbps
90 MB/s = 720 Mbps

[IMayHaveNukes]

So the v rating number is just marketing bs that gives you the same information as the write speed?