Question: how many levels of cache memory in the intel i7 processor
[{'answer': 'L3', 'provenance': [{'wikipedia_id': '849181', 'title': 'CPU cache', 'start_paragraph_id': 1, 'start_character': 481, 'end_paragraph_id': 1, 'end_character': 483, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}]