Kingston XS2000 Portable SSD 500GB 1TB 2TB 4TB High Performance External Solid State Drive USB 3.2 Gen 2×2 for Laptop Desktop
About Capacity:
240GB=approximately 210GB-230GB
250GB=approximately 220GB-240GB
500GB=approximately 450GB-490GB
512GB=approximately 460GB-500GB
1TB=approximately 880GB-980GB
Please Google ‘SSD capacity’ to get more information.