Table schema:
CREATE TABLE table_name_14 (i_o_bus VARCHAR, frequency VARCHAR, sspec_number VARCHAR)

Question: What is I/O Bus, when Frequency is 1.67 GHz, and when sSpec Number is SLBMG(A0)?
SQL: SELECT i_o_bus FROM table_name_14 WHERE frequency = "1.67 ghz" AND sspec_number = "slbmg(a0)"