dˈuː tʊ ˌoʊˈɛs mˈɛmɚɹi ˌæləkˈeɪʃən kəmplˈɛksᵻɾi ðɪs mˈiːnz ðætðə dɪvˈaɪs dɹˈaɪvɚ nˈiːdz tə jˈuːz bˈaʊns bˈʌfɚz fɚðə sˈɛnsᵻtˌɪv dˈeɪɾə stɹˈʌktʃɚz ænd hˈɛns dˈiːkɹiːsɪŋ ˌoʊvɚɹˈɔːl pɚfˈoːɹməns.
Due to OS memory allocation complexity this means that the device driver needs to use bounce buffers for the sensitive data structures and hence decreasing overall performance.