Round Rock, Texas - Dell posted a GAAP net income of $545 million, up 16 percent on sales of $15.5 billion for its second quarter, ended July 31.

The company credited its server and networking business for much of the boost.

Dell's consumer segment was flat, generating $2.9 billion in sales for the period resulting in a $21 million operating income loss. Sales in the American market were up 17 percent for the quarter and the company noted that 47 percent of all consumer-product revenue came from outside the United States.