CREATE TABLE table_65225 ("Model number" CLOB, "sSpec number" CLOB, "Cores" CLOB, "Frequency" CLOB, "Turbo" CLOB, "L2 cache" CLOB, "L3 cache" CLOB, "GPU model" CLOB, "GPU frequency" CLOB, "Socket" CLOB, "I/O bus" CLOB, "Release date" CLOB, "Part number ( s ) " CLOB, "Release price  (  USD  ) " CLOB)

What's the release date of the processor with 2.8 ghz of frequency?
SELECT "Release date" FROM table_65225 WHERE "Frequency" = '2.8 ghz'
SELECT "Release date" FROM "table_65225" WHERE "Frequency" = '2.8 ghz'