Published: Tue, July 17, 2018
Technology | By Lionel Gonzales

Samsung Announces LPDDR5 RAM for Future Phones

Samsung Announces LPDDR5 RAM for Future Phones

That's because the company has announced it has developed 8GB RAM chips for use in phones, so they're likely going to get used in a Samsung handset before too long and the Galaxy S10 seems an obvious candidate, as they're sure to debut in a flagship and the Samsung Galaxy Note 9 is probably launching too soon.

The latest addition to Samsung's premium DRAM lineup joins the 10nm class 16GB GDDR6 DRAM which has been in volume production since December 2017. The 16GB DDR5 DRAM which was developed in February is also in the lineup. Current flagship mobile devices use LPDDR4X RAM with 4266Mb/s data rate. Samsung thus bills it as the "most versatile mobile memory solution" for next-generation smartphones and automotive systems. To put it into a real-world perspective, LPDDR5 is capable of transferring 51.2GB of data, or roughly fourteen 3.7GB full-HD videos, per second. Samsung has made the 10nm-class LPDDR5 DRAM available in two bandwidths - 6400Mbps at a 1.1 operating voltage, and 5500Mbps at 1.05 operating voltage. The company was able to achieve this performance advancement by doubling the number of memory subdivisions within a DRAM cell from eight to 16. The 8Gb LPDDR5 chips also take advantage of a highly optimized circuit architecture to guarantee that the chip is performing up to its ultra-high-speed specification.

As expected, the LPDDR5 chip comes with several low-power features that reduce power consumption by up to 30%.

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In terms of power savings, the 10nm-class LPDDR5 has been engineered to lower its voltage in accordance with the operating speed of the corresponding application processor when in active mode to maximize power savings. It has been configured to avoid overwriting cells with "0" values.

Samsung expects the high bandwidth of these chips to be leveraged for AI-powered applications and 5G-enabled phones. It will be UHD-compatible for mobile devices worldwide as well.

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