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And you get it with 4 GB RAM to start, customer upgradeable to 8 GB if you desire. And 3 USB ports, an SD card reader, and a real Ethernet jack, highly desirable for anyone who travels in Asia as most hotels here still do NOT have WiFi available in their rooms.
Yes, it's 12 ounces heavier, so I guess you save $500 for 12 ounces, or about $670 per pound. That's a pretty hefty premium in pricing! Even heftier if you consider the HP dm1z - about the same laptop, but for $100 less...