Below is the list of tables from the database along with their columns and datatype. Need to generate an accurate SQL query for the question.
Only use the columns present in the respective table. Only use the columns which are required to generate the SQL query. Only use table joins if required and not otherwise.

### Tables ###
TABLE: CREATE TABLE table_name_4 (frequency VARCHAR, part_number_s_ VARCHAR, i_o_bus VARCHAR, voltage VARCHAR)

### Question ###
What is the frequency for I/O bus of DMI, voltage of 0.725–1.4v and part cn80617004458ab?

### Accurate SQL ###

SELECT frequency FROM table_name_4 WHERE i_o_bus = "dmi" AND voltage = "0.725–1.4v" AND part_number_s_ = "cn80617004458ab"