By Greg Roumeliotis
(Reuters) - Nvidia Corp is close to a deal to buy British chip designer Arm Holdings from SoftBank Group Corp <9984.T> for more than $40 billion (£31.
26 billion) in a deal which would create a giant in the chip industry, according to two people familiar with the matter.
A cash and stock deal for Arm could be announced as early as next week, the sources said.
Nvidia is known for its graphics chips that power video games, but it has developed other markets including artificial intelligence, self-driving.....