In that sentence, what the 'word' well does is modify the verb 'show'. 'Machine' is often used in IT to refer to computers - especially when there's a chance that readers will assume that it's either an IBM PC or a clone running a Windows operating system.
This looks as if it comes from a review of a laptop with Windows Vista pre-installed ('redesigned menu'). The reviewer - like most Apple-users - 'damns with faint praise': 'It's quite good, but still not as good as an Apple Macintosh [more probably, a MacBook].'
Student or Learner