Question: How many cores does the processor with a release price of $426 have?
SQL: SELECT "Cores" FROM "2-18823880-15" WHERE "Release price ( USD )" = '$426';

Question: What was the frequency of the Core i7-3610QE?
SQL: SELECT "Frequency" FROM "2-18823880-15" WHERE "Model number" = 'Core i7-3610QE';

Question: How many cores does the processor released in April 2012 with a price of $393 and part number AV8063801117503 have?
SQL: SELECT "Cores" FROM "2-18823880-15" WHERE "Release date" = 'April 2012' AND "Release price ( USD )" = '$393' AND "Part number(s)" = 'AV8063801117503';