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_71 (voltage VARCHAR, turbo VARCHAR, cores VARCHAR, release_date VARCHAR)

### Question ###
What is the voltage when there are 2 cores, turbo is 5/8 and the release date is September 2010?

### Accurate SQL ###

SELECT voltage FROM table_name_71 WHERE cores = "2" AND release_date = "september 2010" AND turbo = "5/8"