A decade ago Microsoft (NASDAQ:MSFT) Dell (NASDAQ:DELL) Cisco (NASDAQ:CSCO) and Intel (NASDAQ:INTC) were known as the “Four Horsemen” of the technology world. But as the PC industry has given way to mobile and cloud computing that quartet no longer dominates the landscape much less the world of technology stocks. Today’s list of giant 800-pound technology gorillas – those that have and will continue to shake up the world and dominate the markets – are more likely to be companies like Google (NASDAQ:GOOG) and Amazon (NASDAQ:AMZN). Then there are four technology companies out there that aren’t necessarily the biggest ones ...