About capacity:
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16GB=approximately 14GB-15GB
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32GB=approximately 28GB-30GB
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64GB=approximately 58GB-60GB
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128GB=approximately 117GB-124GB
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200GB=approximately 182GB-186GB
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256GB=approximately 230GB-249GB
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512GB=approximately 460GB-499GB
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1TB=approximately 920GB-980GB
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Vendors are using Flash memory decimal arithmetic: 1 MB = 1000KB, 1G = 1000 MB
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Calculated, operating system with binary arithmetic: 1 MB = 1024KB, 1 GB = 1024 MB;
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So there are some differences between display capacity and nominal capacity of flash memory products
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