AMD Phenom™ II Processors
Intel Core 2 Quad
Infrastructure
socket AM2+ and socket AM3
Socket LGA 775
Process Technology
45 nanometer, SOI (silicon on insulator)
45 nanometer
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 4000MT/s full duplex, or up to 16GB/s I/O Bandwidth
Front Side Bus up to 1333 MHz, Half duplex
Integrated Memory Controller
128-bit + 16-bit ECC unbuffered PC2 8500 (DDR2-1066); PC2 6400(DDR2-800), PC2 5300(DDR2-667), PC2 4200(DDR2-533), PC2 3200(DDR2-400) - AM2+ Support for unregistered DIMMs up to PC2 8500(DDR2-1066MHz) and PC3 10600 (DDR3-1333MHz) –AM3 only
No, Discrete logic device on motherboard
Total Processor-to-System Bandwidth
HyperTransport Technology: up to 4000MT/s full duplex, or up to 16GB/s I/O Bandwidth
Memory bandwidth: up to 17.1 GB/s dual channel memory bandwidth –AM2+
Memory bandwidth: up to 21 GB/s dual channel memory bandwidth –AM3 only
Total: up to 33.1 GB/s –AM2+
Total: up to 37 GB/s –AM3 only
Total FSB: up to 10.7 GB/s
3D & Multimedia instructions
3DNow!™ technology, SSE, SSE2, SSE3, SSE4a
SSE, SSE2, SSE3, SSE4
Chipset support
ATI Radeon™ Series chipsets
NVIDIA: Nforce Series chipsets
Intel 3-Series express Chipsets
Total Designed Power (TDP)
125W and 95W
130W and 95W