What is the fine-grained topic of the following text: You'll spend as much as you would for a used car if you trick out Alienware's top-flight 18-incher to the max, but you'd be hard-pressed to find a more spectacular mix of ultra-cutting-edge dual-card gaming graphics, display connection ports, and over-clocked CPUs. Only return the topic.
Review of Alienware's high-end gaming laptop