source: https://en.wikipedia.org/wiki/Byte
Due to that table 1kB is 1000 byte (decimal) and 1KiB is 1024 byte (binary)
e.g. in jminer you can switch between both formats ...
https://github.com/de-luxe/burstcoin-jminer#byteunitdecimal-defaulttrue
Maybe i should have better used JEDEC ... i'm confused by that different standards :-)