Semiconductor bellwether Intel (INTC) - Get Report was up 9% in midafternoon as chip stocks staged a rally. Texas Instruments (TXN) - Get Report was up 5.2%, communications chipmaker Broadcom was up 10.9% and Micron Technology (MU) - Get Report was ahead 8.5%. Rambus (RMBS) - Get Report, battered lately by worries over a patent case, was up 22.9%. The Philadelphia Stock Exchange Semiconductor Index (SOX) was up 7.5%.