WD Caviar Green 64 vs 32


Whats the difference between 64mb cashe and 32mb cashe? does 64 supports 5400 and 32 supports 7200? both are WD Green 640 GB.

Edit: I'm planning to install OS on it, whats the difference?.
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  1. Best answer
    More cache is better, but in practice you're very unlikely to see a noticeable difference in performance. Once you get a certain amount of cache, adding more doesn't help all that much.
  2. thanks I think am gonna give wd black a go, my aim is performance.
  3. Best answer selected by ahmedgy.
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Hard Drives Western Digital Green Caviar Storage