The M78 also carries a UL Environment Gold rating and, as an option, can use a highly efficient 80 Plus Platinum power supply unit (PSU).

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GE's gold-plated credit rating lets Neal borrow money at 3% to 5% interest and lend it out at rates of 10% to 12%, on average.

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All three receive Morningstar's highest rating of "gold" or its second-highest "silver" grade.

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Dell and Hewlett-Packard, each of which submits more notebooks to the EPA for rating than Apple, also have products with gold ratings.

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