First you spread unfounded FUD, and now you get very basic terms wrong.
Giga is an SI prefix indicating 10^9.
Gigabyte (GB) = 1,000,000,000 B = 1,000,000 KB = 1,000 MB
Gibi is a binary prefix (binary) indicating 2^30.
Gibibyte (GiB) = 1,073,741,824 B = 1,048,576 KiB = 1,024 MiB