Personal Mobile New“ Great ideas” Devices l. l 1. N Il. IN 1 1E 0 I 18 1/29/2021 中国科学技术大学
New “Great Ideas” 1/29/2021 中国科学技术大学 Personal Mobile Devices 30
old Machine Structures Application(ex: browser) Operating compiler. System Software Assembler (Mac OsX Instruction: Set Hardware Processor Memory o system Architecture Datapath &i: Control Digital Desigm Circuit Design transistors 1/29/2021 中国科学技术大学
Old Machine Structures 1/29/2021 中国科学技术大学 Processor I/O system Compiler Operating System (Mac OSX) Application (ex: browser) Digital Design Circuit Design Instruction Set Architecture Datapath & Control transistors Hardware Memory Software Assembler 31
NeW“ great ideas Software■ Hardware Parallel Requests Warehouse Smart Assigned to computer Scale Phone eg, Search“Katz Computer Leverage · Paral| el threads Para∥ elisa& Assigned to core Achieve High e.g,Lookup, Ads Performance Computer · Paralllel Instructions >1 instruction one tir Core Core e.g., 5 pipelined instructions Tory Parallel data >1 data item@ one time Input/Output Core e.g.,Add of 4 pairs of words nstruction Unit(s) Functional Hardware Descriptions Unit(s) All gates functioning in parallel at same time Ao+Bo/A1+B, A2+B2/A3+B3 biplate! Programming languages Cache Memory Logic Gates 1/29/2021 中国科学技术大学
Core … Core Memory Input/Output Computer New “Great Ideas” • Parallel Requests Assigned to computer e.g., Search “Katz” • Parallel Threads Assigned to core e.g., Lookup, Ads • Parallel Instructions >1 instruction @ one time e.g., 5 pipelined instructions • Parallel Data >1 data item @ one time e.g., Add of 4 pairs of words • Hardware Descriptions All gates functioning in parallel at same time • Programming Languages 1/29/2021 Smart Phone Warehouse Scale Computer Software Hardware Leverage Parallelism & Achieve High Performance Logic Gates Cache Memory Core Instruction Unit(s) Functional Unit(s) A0+B0 A1+B1 A2+B2 A3+B3 中国科学技术大学 32
Warehouse Biometric Access Server Racks nd Exit Sensors Continuous Video UPS Backup Scale Surveillance Generators Computer Motion sensors My other computer Lled is a data center Gas- based Fire esion System Security Server Operations 1/29/2021 On-premises 中国科学技术大学 Security officers
1/29/2021 中国科学技术大学 Warehouse Scale Computer 33
计算机的分类 个人移动设备PMD) smart phones tablet com puters 1 billion sold/year Market dominated by ARM-ISA-com patible general-purpose processor in system-on-a-chip Soc) Plus sea of custom accelerators(radio, image, video, graphics, audio, motion, location, security, etc.) Em phasis on energy efficiency and real-time 桌面计算( Desktop Computing) Em phasis on price-performance 服务器( Servers) Emphasis on availability, scalability, throughput 1/29/2021 中国科学技术大学
计算机的分类 • 个人移动设备 (PMD) – smart phones, tablet computers – >1 billion sold/year – Market dominated by ARM-ISA-compatible general-purpose processor in system-on-a-chip (SoC) – Plus sea of custom accelerators (radio, image, video, graphics, audio, motion, location, security, etc.) – Emphasis on energy efficiency and real-time • 桌面计算（Desktop Computing） – Emphasis on price-performance • 服务器（Servers） – Emphasis on availability, scalability, throughput 1/29/2021 中国科学技术大学 34