With Thunderbolt 3 and Alienware's Graphics Amplifier, external graphics technologies can effectively be blended with portability and performance.
But until a common solution or a universal standard is developed, the market will remain fragmented, McCarron said.
The external graphics card market needs the equivalent of the ubiquitous USB technology, McCarron said.
It's hard to determine whether Thunderbolt 3 or Alienware technology is superior as each has different hardware technologies and a software stack. But over time, as a common industry standard evolves, proprietary technology will likely go away, McCarron said.
Sign up for Computerworld eNewsletters.