CREATE TABLE table_80015 ("Model" TEXT, "Code name" TEXT, "CPU support" TEXT, "FSB / HT  ( MHz ) " TEXT, "Southbridge" TEXT)

What is the code name when the FSB / HT (MHz) is 100 (fsb)?
SELECT "Code name" FROM table_80015 WHERE "FSB / HT (MHz)" = '100 (fsb)'
SELECT "Code name" FROM "table_80015" WHERE "FSB / HT (MHz)" = '100 (fsb)'