4tb硬盤是什麽意思

1TB=1024GB=2^40字節。4tb硬盤的意思是存儲容量為4096GB的硬盤。

最小的基本單位是Byte應該沒多少人不知道吧，存儲單位先按從小到大順序：Byte、KB、MB、GB、TB、PB、EB、ZB、YB、DB、NB。

擴展資料

Byte = 8 Bit

1 KB = 1,024 Bytes　

1 MB = 1,024 KB = 1,048,576 Bytes　

1 GB = 1,024 MB = 1,048,576 KB = 1,073,741,824 Bytes

1 TB = 1,024 GB = 1,048,576 MB = 1,073,741,824 KB = 1,099,511,627,776 Bytes

1 PB = 1,024 TB = 1,048,576 GB =1,125,899,906,842,624 Bytes

1 EB = 1,024 PB = 1,048,576 TB = 1,152,921,504,606,846,976 Bytes

1 ZB = 1,024 EB = 1,180,591,620,717,411,303,424 Bytes

1 YB = 1,024 ZB = 1,208,925,819,614,629,174,706,176 Bytes

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