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If I were you, I would buy 800mhz DDR2 for your nVidia WhiteBook. It's faster and its about the same price. NOTE: 800mhz DDR2 will only work on an nVidia WhiteBook, not any earlier Intel GMA WhiteBooks.
 
If I were you, I would buy 800mhz DDR2 for your nVidia WhiteBook. It's faster and its about the same price. NOTE: 800mhz DDR2 will only work on an nVidia WhiteBook, not any earlier Intel GMA WhiteBooks.

800mhz DDR2 should still work, but you won't see the speed bump, as it'll still run at 667mhz.
 
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