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What are the differences between Samsung 990 PRO NVMe M.2 and Samsung 990 PRO NVMe M.2 (2TB) and Samsung 990 PRO NVMe M.2 (4TB)

The parameters are only for reference, and the products are subject to the local actual sales.

Configuration status - None or unknown
Samsung
Samsung 990 PRO NVMe M.2 (1TB)
    Samsung
    Samsung 990 PRO NVMe M.2 (2TB)
      Samsung
      Samsung 990 PRO NVMe M.2 (4TB)
        Please select a brand
        Please select the model
          Configuration status - None or unknown
           Samsung 990 PRO NVMe M.2 (1TB)
           Samsung 990 PRO NVMe M.2 (2TB)
           Samsung 990 PRO NVMe M.2 (4TB)
          Samsung
          Samsung 990 PRO NVMe M.2 (1TB)
            Samsung
            Samsung 990 PRO NVMe M.2 (2TB)
              Samsung
              Samsung 990 PRO NVMe M.2 (4TB)
                Please select a brand
                Please select the model
                  Model name
                  offer one thousand and ninety-nine

                  fifteen Merchants

                  one thousand one hundred and nineteen

                  fifteen Merchants

                  two thousand two hundred and ninety-nine

                  fifteen Merchants

                  E-commerce on sale
                  comment
                  nine point nine

                  one thousand five hundred and eighty-two People comment

                  nine point nine

                  one thousand five hundred and eighty-two People comment

                  nine point nine

                  one thousand five hundred and eighty-two People comment

                  Basic parameters
                  product positioning
                  storage capacity
                  Interface type
                  Flash architecture
                  passageway
                  Gen4×4
                  Gen4×4
                  Gen4×4
                  performance parameter
                  Reading speed
                  7450MB/s
                  7450MB/s
                  7450MB/s
                  Write speed
                  6900MB/s
                  6900MB/s
                  6900MB/s
                  4K random reading
                  1400KIOPS
                  1400KIOPS
                  1400KIOPS
                  4K random write
                  1550KIOPS
                  1550KIOPS
                  1550KIOPS
                  Other parameters
                  Other characteristics
                  600TB
                  1200TB
                  2400TB
                  Warranty period
                  5 years
                  5 years
                  5 years