user: Question: What is the cores when the L3 cache is 8 MB, and the frequency is 2.5 GHz?
Columns: ['Model number', 'sSpec number', 'Cores', 'Frequency', 'Turbo', 'L2 cache', 'L3 cache', 'GPU model', 'GPU frequency', 'Socket', 'I/O bus', 'Release date', 'Release price ( USD )']
Types: ['text', 'text', 'text', 'text', 'text', 'text', 'text', 'text', 'text', 'text', 'text', 'text', 'text']
Sample row: ['standard power', 'standard power', 'standard power', 'standard power', 'standard power', 'standard power', 'standard power', 'standard power', 'standard power', 'standard power', 'standard power', 'standard power', 'standard power']
SQL:

assistant: SELECT "Cores" FROM "Table" WHERE "L3 cache" = '8 MB' AND "Frequency" = '2.5 GHz';