CREATE TABLE table_name_46 (model_number VARCHAR2, socket VARCHAR2)

Which model number has socket pga2 bga2 mmc-2?
SELECT model_number FROM table_name_46 WHERE socket = "μpga2 bga2 mmc-2"
SELECT "model_number" FROM "table_name_46" WHERE "socket" = "μpga2 bga2 mmc-2"