Competitive Comparison AMD Athlon™ X2 Dual-Core Processors

	AMD Athlon™ X2 Dual-Core Processor	Intel Core 2 Duo Processor
Infrastructure	socket AM2	Socket LGA 775
Process Technology	90 nanometer, SOI (silicon on insulator) 65 nanometer, SOI (silicon on insulator)	65 nanometer
Number of Transistors	90nm: 164 to 243 million (depending on cache size) 65nm: 221 million	291 million
64-bit Instruction Set Support	Yes, AMD64 Technology	Yes, EM64T
Enhanced Virus Protection*	Yes	Yes, Execute Disable Bit
System Bus Technology	HyperTransport™ Technology up to 2000MHz, full duplex	Front Side Bus up to 1066 MHz, Half duplex
Integrated Memory Controller	128-bit + 16-bit ECC unbuffered PC2 6400(DDR2-800), PC2 5300(DDR2-667), PC2 4200(DDR2-533), PC2 3200(DDR2-400)	No, Discrete logic device on motherboard
Total Processor-to-System Bandwidth	HyperTransport Technology: up to 8.0 GB/s Memory bandwidth: up to 12.8 GB/s Total: up to 20.8 GB/s	Total: up to 17.0 GB/s
3D & Multimedia instructions	3DNow!™ technology, SSE, SSE2, SSE3	SSE, SSE2, SSE3
Chipset support	NVIDIA: Nforce Series chipsets ATI: Radeon Xpress Series chipsets VIA: K8 Series chipsets SiS: 75x Series chipsets or greater	Intel: 975, 965, 963, 946 NVIDIA: Nforce Series chipsets
Total Designed Power (TDP)	45W, 65W, 89W, or 125W	65W or 95W

*As part of a comprehensive security program, AMD strongly recommends enabling Enhanced Virus Protection (EVP) and using up to date third party anti-virus software.

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