CREATE TABLE table_34316 ("Model no." TEXT, "Gen." TEXT, "Released" TEXT, "Capacity" TEXT, "Cache" TEXT, "Interface" TEXT, "Feature set" TEXT, "Sector Size" TEXT)

What is the Cache with a Capacity that is 600 gb?
SELECT "Cache" FROM table_34316 WHERE "Capacity" = '600 gb'
SELECT "Cache" FROM "table_34316" WHERE "Capacity" = '600 gb'