Comparing the Core i9 and graphical performance of the 2018 15-inch MacBook Pro with Dell's XPS 15

The 15-inch MacBook Pro's Core i9 processor is fast, but how does it stand up against another notebook packing the same chip? AppleInsider pits the new high-specification MacBook Pro against the Dell XPS 15 to see how Apple's latest release stacks up to the competition.