Below is an context that describes a sql query, paired with an question that provides further information. Write an answer that appropriately completes the request.  # noqa: E501
### Context:
CREATE TABLE table_269920_3 (fsb__mhz_ VARCHAR, model VARCHAR)
### Question:
How many different FSB are there for the 7140N model?
### Answer:
SELECT COUNT(fsb__mhz_) FROM table_269920_3 WHERE model = "7140N"