Why Storage Solutions Are Accelerating the Mobile Revolution Kathy Choe Thomas Yejin Moon Mobile Forum 2013 Copyright © 2013 Samsung Do you own or have ever owned a . . . Notebook PC Pager Cell Phone (“dumb” phone) PDA How many mobile devices do you own? How many connected devices to you own? How many total in your household? Smartphone Other Tablet Mobile Devices Continue to Grow Global Internet Device Sales Smartphones & tablets continue to explode Global Smartphone Penetration WW Smartphone vs Mobile Phone Users As of 2012E WW Population 7B 1B SP 5B Mobile Phone < 15% WW penetration! Mobile Phone Users Smartphone Users Despite fast growth, Smartphone adoption still has huge upside Sources: BI Intelligence, Gartner, IDC, Mortan Stanley Research Mobile Era Continues Evolving: IoE 99% of things in the physical world still not yet connected . . . Internet of Things Devices Internet Internet of People Social Networking Crowd Sourcing Internet of Everything P2P P2M M2M 2010: # Connected Devices Surpassed # of People in the world 2020: 50+ Billion things will be connected & will talk to each other Source: Cisco Mobile Devices: Then Camera < 2MP Simple Usage, Simple Features Keypad Smart Comm requirements not an Input Memory issue Phone Touchscreen from ‘07 Content Start of Apps in ‘07 Mobile Devices: Now Voice/Face Recog Productivity/Creation HD Video Editing/Rendering True Multitasking Input Comm Computing Productivity Connectivity AOAC Smarter, faster, & more demanding devices The New Smarter & faster memory solutions Personal Computer That are still low power! 3D Graphics PC/Console-like Gaming Camera Content Apps 13MP, Burst Mode Photo Editing 4K Content Cross Platforms IoE BYOE Security Apps for Everything Mobile Shopping Mobile Storage – What’s Needed? High Performance Responsiveness Instant Play Multi-tasking Productivity PC-like Gaming Fast App Loading Low Power Longer Battery Life Quad/Octa-Core CPU Multi-tasking Larger screens AOAC Instant ON High Capacity More Memory More Apps, Richer Apps HD Video, High Res Photos 3D Graphics/4K Content Security Reliability New Security Challenges Robust Memory Enterprise/BYOD Mobile Shopping Small Package Thinner is Better High Capacity in Small Form Factor Small & Slim Pkg: Z-height is Key It’s All About Power Efficiency Smartphone performance exploding 2010 Cellular Wi-Fi 2~5Mbps Battery capacity not keeping up (vs. 2010) x20 2020 50~100Mbps Key Mobile Storage Requirements 150~300Mbps x30 7Gbps 720p H.264 x34 4Kp H.265 5.76W/h x2.2 13W/h Faster Performance & Higher Efficiency Display Maintain Low Power 720p 4,000p x17Consumption (B/W) (Resolution) Video (Resolution) Battery (Source : ARM) Mobile--centric Storage UFS Mobile eMMC4.41 Booting Partitioning Security Data integrity eMMC4.5,5.0 Interface Improvement Performance Enhancement UFS Expandability/Scalability Serial interface High Random IOPS Higher Efficiency Concurrent Operations UFS = Evolutionary progression of JEDEC standards for Mobile Storage Mobile Flash Storage Trends eMMC: Open Mobile Storage w/ Low Power UFS: High Performance, while maintaining Low Power status Small SSD for Smartphone SSD/SAS SSD for Smartphone • High Speed Serial I/F • Asynchronous operation • Proven Architecture (SCSI) UFS • Low Power • Optimized for mobile • Flash Oriented features eMMC - Better User Experience - Fast Boot - Fast Response - High-speed PC Sync Higher Bandwidth Requirements • UFS will overcome the bottleneck of interface between WiFi (802.11ac 3.6Gbps) and USB3 (5Gbps) by 2013 – At least 5Gbps Interface speed is needed for better UX Mobile Interface Trend B/W USB Roadmap WiFi Roadmap JEDEC Roadmap Up to 3.6Gbps 700 UFS2.0 600 500 USB3.0 USB3.0 802.11ac 400 UFS1.1 300 802.11n 6Gbps 200 eMMC4.5 100 0 2007 2008 2009 2010 2011 Year 2012 2013 2014 Up to 5Gbps UFS: Designed for Evolving Mobile Devices UFS includes both mobile & computing features Performance, Efficiency, Scalability for future mobile designs UFS: Higher Performance Better UX Mobile OS Storage Pattern Analysis Random Write x3 Seq Read, 28% Seq Write, 12% x1 eMMC Ran Write, 18% UFS Ran Read, 42% Source :Source: Samsung Internal Research Samsung Standby Current • UFS = eMMC + M-PHY standby current eMMC Controller UFS Controller M-PHY Standby Current = Normalized 1uA PLL Normalized 1uA + PLL Standby 2500 uA Storage Power off 2000 uA 1500 uA System Total Sleep Current 1000 uA 500 uA 0 uA Smartphone Sleep current (eMMC) Smartphone Sleep current (UFS) UFS: Evolution to Higher Efficiency Higher Performance w/ Higher Energy Efficiency Easy to Implement: Standard HCI • Support Standard UFSHCI (UFS Host Controller Interface) – Standard UFS Driver (e.g. Linux) works on all APs Smartphone OS Device Driver Standard UFS Device Driver for UFSHCI Host Controller Standard Host Controller Interface AP Summary • Mobile industry seeking higher performance and energy efficiency • The more functions in mobile devices, the higher requirements are needed • UFS is Next Gen mobile storage solution, providing high performance, energy efficiency and scalability • Ease of adoption in mobile devices will boost UFS migration