There's been a mantra associated with laptops pretty much since
they came into being: if you're looking to build the fastest
computer possible, get a desktop; the only reason to get a
laptop is if you want mobility more than anything else, because
laptops are always slower than equivalent desktops. While that
statement is still true for the most part, the difference
between top-performing desktop systems and top-performing
laptops has been diminishing for many years. With NVIDIA working
on mobile SLI solutions, we are nearing the point where the
major difference between desktop systems and laptops is going to
be price. Today marks the launch of NVIDIA's GeForce Go 7900
offerings, ranging from the 7900 256MB GPUs up through 7900 GTX
512MB configurations.  Click to enlarge  Unlike the desktop
market, it is extremely difficult (actually impossible at
present) to review a mobile graphics offering without getting a
laptop built around the new GPU. The good news is that Dell sent
us their new XPS M1710 with the top