Un studiu confirma probleme cu autonomia bateriei ale OS X Mountain Lion si ale Mac-urilor

  Saptamana trecuta am adus in discutie faptul ca OS X Mountain Lion afecteaza autonomia bateriei Mac-urilor si un nou studiu confirma aceasta problema a utilizatorilor. Practic studiul spune ca posesorii de MacBook Pro-uri cu Retina Display pot pierde aproape 3 ore de autonomie dupa instalarea OS X Mountain Lion si totul ar fi o problema software. Se pare ca incarcarea nejustificata a procesorului, folosirea placii grafice Nvidia si folosirea ineficienta a retelei de internet ar fi principalele cauze care duc la o scadere a autonomiei bateriei.

Our own testing revealed similar (and significant) drops in battery runtime after installing Mountain Lion. In previous tests, we were able to regularly achieve just over 8 hours of use by relying solely on our Retina MacBook Pro’s integrated Intel HD4000 GPU. Performing the same “real-world” test using the same software applications and usage pattern, we never got the Retina MacBook Pro to run for more than a few minutes past 5 hours after a full charge.
Typically, the quad-core processor wasn’t taxed beyond 5 percent capacity, except for occasional 10-20 percent spikes when loading webpages, reading or writing files, or other activities. Unexpected file system or network access, or less efficient use of the GPU, could cause additional power drain without showing significant CPU use.

  Desi Apple nu a facut comentarii oficiale in legatura cu aceasta problema, pe un thread de pe formul companiei un utilizator sustine ca un reprezentant Apple a confirmat ca in Mac App Store va fi publicat un update pentru OS X Mountain Lion si problema va fi rezolvata. Desigur ca nimeni nu stie cand va fi publicat acest update si pentru ce Mac-uri va rezolva problema, insa deocamdata nu aveti ce face decat sa asteptati.