Advanced carrier service provider Dell reported a 12 percent rally in shares. Chipmaker Nvidia Corp. experienced an upswing ahead of its own results expected, after the close on Wednesday, Feb. 16.

Shares of Dell (News - Alert) were up 11.9 percent to close at $15.56, their biggest single-day gain since December 2008. Nvidia Corp.’s shares were up 3.7 percent to close at $23.38, according to Benjamin Pimentel from MarketWatch, who notes that the Nasdaq Composite Index rose 0.8 percent to close at 2,826.

The Morgan Stanley High Tech 35 Index and the Philadelphia Semiconductor Index each gained 1.1 percent.

Other companies enjoyed profits too as after Tuesday’s closing bell, the Round Rock, Texas-based company said that its fiscal fourth-quarter profit nearly tripled and issued a very hopeful full-year revenue forecast.

This news was welcomed by the analysts but few doubted the sustainability of the gains.

Shares of Research In Motion Ltd. added a 4.7 percent to close at $68.35 after the company’s rating was boosted to buy from sell at Citigroup.

Shares of videogame publisher Electronic Arts Inc. gained 2.2 percent to close at $18.93 and shares of Google (News - Alert) Inc. were up fractionally, when it announced a subscription service for publishers to sell digital content over Web sites and mobile devices.

Dell was also in news recently for conducting Mobile Clinical Computing pilot projects at 10 European hospitals.

These projects show that the right information technology can provide will help medical professionals reclaim up to three hours a week for patient care, by improving access to patient information and reducing application access time by an average of 83 percent.