Smart Phone CPU커뮤니티 개발 1팀 한오석

CISC vs RISC

• Reduced Instruction Set Computer

• Complex Instruction Set Computer

CISC vs RISC

Hardware 강조여러 클럭의 복합명령어Memory to Memory높은 사이클Short Program Size

Software 강조단일 클럭의 축약 명령어Register to Register낮은 사이클Long Program Size

CISC vs RISCX=(A+B)*(C+D)

ADD R1,A,BADD R2,C,DMUL X,R1,R2

LOAD R1,ALOAD R2,BLOAD R3,CLOAD R4,DADD R1,R1,R2ADD R3,R3,R4MUL R1,R1,R3STORE X,R1

• Advanced RISC Machines

• Acorn Computer, Apple, VLSI Research

Classic ARM

Core Architecture MIPS / MHzARM1 ARMv1ARM2 ARMv2 4MIPS / 8MHzARM3 ARMv2a 12MIPS / 25MHzARM6 ARMv3 28MIPS / 33MHzARM7 ARMv3 60MIPS / 70MHzARM8 ARMv4 84MIPS / 72MHzARM9 ARMv5 220MIPS / 200MHzARM10 ARMv5 up to 1.25GHzARM11 ARMv6 772MIPS with 4 Processors

Apple MessagePad

• 최초로 Mobile 기기 탑재

• ARM610 Processor(20 MHz)

Qualcomm

• 최초의 1Ghz CPU

• Scorpion Core (65nm ~ 45nm)

• ARMv7

• Nexus One, HD2, CYON MAXX, Optimus Q, SKY VEGA...

Apple

• 1GHz

• Cortex A8

• ARMv7

Samsung

• 1GHz

• Cortex A8 (45nm)

• ARMv7

TEXAS INSTRUMENTS

• Open Multimedia Application Platform

• 65nm~45nm

• ARM7, ARM9

nVidia

• 1GHz Dual Core

• nVidia GPU 포함.

NEXT ARM

Cortex A15 (EAGLE)

• Cortex-A15 MPCore

• ARMv7-A

• Quad Core

• 2013년 칩 출시예정

INTEL Atom

INTEL Moorestown• 차세대 ATOM Processor

INTEL Medfield

• We’ll beat ARM on active power efficiency with Medfield

Thank you