Consolidated Statements of Operations - USD ($) shares in Millions, $ in Millions	3 Months Ended
	Oct. 30, 2021	Oct. 24, 2020
REVENUE:
Total revenue	$ 12,900	$ 11,929
COST OF SALES:
Total cost of sales	4,847	4,348
GROSS MARGIN	8,053	7,581
OPERATING EXPENSES:
Research and development	1,714	1,612
Sales and marketing	2,261	2,217
General and administrative	551	544
Amortization of purchased intangible assets	84	36
Restructuring and other charges	5	602
Total operating expenses	4,615	5,011
OPERATING INCOME	3,438	2,570
Interest income	121	174
Interest expense	(89)	(112)
Other income (loss), net	187	49
Interest and other income (loss), net	219	111
INCOME BEFORE PROVISION FOR INCOME TAXES	3,657	2,681
Provision for income taxes	677	507
NET INCOME	$ 2,980	$ 2,174
Net income per share:
Basic (in dollars per share)	$ 0.71	$ 0.51
Diluted (in dollars per share)	$ 0.70	$ 0.51
Shares used in per-share calculation:
Basic (in shares)	4,218	4,230
Diluted (in shares)	4,243	4,244
Product
REVENUE:
Total revenue	$ 9,529	$ 8,587
COST OF SALES:
Total cost of sales	3,673	3,206
Service
REVENUE:
Total revenue	3,371	3,342
COST OF SALES:
Total cost of sales	$ 1,174	$ 1,142