PURPOSE: An access method of a storage device is provided to increase access performance by re-configuring a write order of consecutive data according to a reading order. CONSTITUTION: The write order of first and second data which are consecutive is re-configured according to a read order. The first and second data are stored in first and second storage region according to the write order. The read order is extracted from the second storage region firstly. The second storage region gives interference to the first storage region. The first data to be output firstly is stored in the second storage region.