CREATE TABLE table_13571 ("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)

What's the L3 cache that has a low power part number?
SELECT "L3 cache" FROM table_13571 WHERE "Part number(s)" = 'low power'
SELECT "L3 cache" FROM "table_13571" WHERE "Part number(s)" = 'low power'