Monday, April 13, 2015

LPDDR4 RAM for mobile phones in the end mean?


  64, eight-core processor, the smartphone industry is one of the hottest current technology, but perhaps attentive friends have found that a growing number of flagship models start with LPDDR4 RAM memory. Currently, high-end PC has begun using DDR4 RAM, then LPDDR4 RAM for mobile phones mean? Take a look. 

  Key features: double data rate, low power consumption



  Two major new features LPDDR4 RAM is double data rate and low power consumption. First, it is designed for dual-channel, 16-bit per channel, for a total of 32, reducing the pressure on the processor core, 17GB / s of bandwidth, which can effectively enhance the processing speed of the phone. On the other hand, LPDDR4 RAM operating voltage from 1.2V down to 1.1V, while also supporting improved low-energy mode, during a simple background tasks, can reduce the clock frequency, and thus further enhance the battery life. 

  The value of the function areas: ultra-clear video, new technologies


  Professional technical characteristics may be difficult to understand, let's return to the phone function itself, to explain the significance of LPDDR4 RAM. In simple terms, the traditional model of the smart phone is a computer hardware architecture is running out of memory + processor + graphics + store. RAM memory to run more advanced standard, there is no doubt the full potential of high-end processors, form a better performance. 

  New media such as slow motion video, face recognition, 3D camera captures require more RAM bandwidth, LPDDR4 RAM apparently able to meet the needs of this part, also supports 20 million pixels and higher camera sensors. Of course, it also helps the phone to enhance efficiency, extend battery life. 

  Currently, using Qualcomm Snapdragon 810 and Samsung Exynos 7420 processor models such as LG G Flex 2, Samsung S6 / S6 Edge have adopted LPDDR4 RAM, mean follow-up of this year will be the standard Android flagship phone. However, LPDDR4 RAM want to popularize the low-end models may need to wait until 2017.

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