smart phone cpu
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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
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