CREATE TABLE table_name_7 (hdd_capacity VARCHAR(255), _number_fdd VARCHAR(255), fdd_capacity__each_ VARCHAR(255))
Tell me the HDD capacity for # FDD larger than 0 when FDD capacity is 710kb
    
SQL: SELECT hdd_capacity FROM table_name_7 WHERE _number_fdd > 0 AND fdd_capacity__each_ = "710kb"