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_24 (retail_name VARCHAR, available_interface VARCHAR)

### Question ###
What is the Retail name with an Available interface with pci express 2.0?

### Accurate SQL ###

SELECT retail_name FROM table_name_24 WHERE available_interface = "pci express 2.0"