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CPU

1.1 CPU Central Processing UnitCPU

CPU

CPU1.CPUCPUALUArithmetic-logic unit

CPU1.CPU

CPU2.CISCRISC

CPU2.

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CPU2.

CPU3.

CPU3.M1 MMR M6 R1M2 MMR M7 R2M3 ADD

CPU4.CPU1CPUCPUCPUCPUCPUMHz

CPU4.CPU2

CPU4.CPU3CPUCPUCPUCPUCPU CPU= X

CPU4.CPU4CPUCPU64CPU64

CPU4.CPU5CacheCPUCPUCPUCPUCPUL1 CacheL2 CacheCPUCPU

CPU4.CPU6CPUCPUCPU/CPU

CPU6

CPUCPUCPUCPUCPUPentium 4NorthwoodWillametteK6-2CXTK6-2+ST-50NorthwoodB0C1

0.25um0.18um0.13um0.09umCPUCPUS.E.PPGAFC-PGAFC-PGA2Socket 370Socket ASocket 478Socket TSlot 1Socket 940FSBCPU

NorthwoodPentium 4 1.8A GHzWillamettePentium 4 1.8GHzCPUCPUCPU1CPU2CPUCPU

CPUCPUAMD CPU

CPU5.CPUIntel196819711981 IBMIntel8088IBM PC198419921994118CPU80Intel CPU286386486PentiumPentium ProPentium II Pentium III Pentium 4Pentium D2 IntelCPU

2 2Core 2 DuoCore20067272WoodcrestConroeMeromDUO

CPU5.CPUAMD 1969 AMDIntelCPUAMDAthlon XPDuronSempronAthlon 64AMDCPUAMDAMDAMD

CPU6.CPUCPUwww.pconline.comcn www.it168.com IT168

RAMRAMRAM

CPUL1CacheCPUL1CPURAMCPUL1L120256KBL2CacheCPUL2CPUCPUL22048KBPentium 6XXCPU

Core 2 duo :Core 22X86Intel Core2000NetbrustCore 2(Pentium1993) NetburstCore 2 Core 2EM64TExecute DisableLaGrande TechnologySSE4Enhanced SpeedStep TechnologyActive Management Technology (iAMT2) MIntel Celeron-M ProcesserIntel Pentium-M 1 4P4 2 P4512KBP4128KBM1MBM512KBP4MM L2 CACHE 80CPU P4EE CPUCPU P42MB16MBP4512KBP4 3M MMMMM1.2GHzM0.1GHz 4M MP4 MP4P4MP4 M512KBP4P4128KBMMP4 5M4 MP4 P4 MP4M MP4P4P4 (Conroe)Core 2200672765Pentium 4Pentium DPentium D40%40% Core 2 DuoE6x00E63001.86 GHzE64002.13 GHzE66002.4 GHzE67002.67 GHzL2E6300E64002 MB4 MBFSB1066 MT/s65 W 2 XE (Conroe Extreme) XE(Conroe Extreme)Core 2 ExtremePentium 4 Extreme EditionPentium Extreme EditionCore 2 ExtremeX6800Core 22.93GHz Merom MeromCore 22006865Intel CoreIntel Core20%Intel Core DUO Sempron 2200+: 2200+ Athlon64 2800+ 642800+ Duron1.8GHz 1.8GHz 2200+AMDCPUPRAMDCPUSempron2200+2.2G642800+644D2.8GHzAMDIntelIntel