its the range of RAM used for certain software to work like 512mb
One Sector on storage media constitutes of 512 Bytes.
Sectors (the smallest physical storage unit on a disk) is almost always 512 bytes (or 0.5 kb) in size.
512
A sector is 512 bytes.
A sector is defined as 512 bytes.
512 bytes.
A Sector.
512 bytes
512 bytes
512
A sector has a fixed size; it will always be 512 bytes. A cluster can be as small as one sector, and can be as big as it needs to be.
512 bytes of data