CREATE TABLE table_63211 ("Model number" TEXT, "sSpec number" TEXT, "Cores" TEXT, "Frequency" TEXT, "Turbo" TEXT, "L2 cache" TEXT, "L3 cache" TEXT, "GPU model" TEXT, "GPU frequency" TEXT, "Socket" TEXT, "I/O bus" TEXT, "Release date" TEXT, "Part number ( s ) " TEXT, "Release price  (  USD  ) " TEXT)

How many cores does the processor with a release price of $426 have?
SELECT "Cores" FROM table_63211 WHERE "Release price ( USD )" = '$426'
SELECT "Cores" FROM "table_63211" WHERE "Release price ( USD )" = '$426'