CREATE TABLE table_80013 ("Model" TEXT, "Code name" TEXT, "CPU support" TEXT, "FSB / HT  ( MHz ) " TEXT, "Southbridge" TEXT)

What is the code name when the Southbridge shows as amd-766, via-vt82c686b?
SELECT "Code name" FROM table_80013 WHERE "Southbridge" = 'amd-766, via-vt82c686b'
SELECT "Code name" FROM "table_80013" WHERE "Southbridge" = 'amd-766, via-vt82c686b'