was up 4.6% in midmorning trading despite a downgrade to market perform from buy at
Thomas Weisel Partners
. Rival specialty chipmaker
was up 3.2% despite also being cut to market perform from buy.
Other chipmakers were lower.
Credit Suisse First Boston
said price pressure would continue to hurt
Advanced Micro Devices
through Labor Day. The firm recommended avoiding the stocks until March. Intel was down 1.7%. Advanced Micro was down 1.5%.