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Intel Express Chipset Family
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Intel 975X
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Intel 945G
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Intel 945GZ
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Intel 945P
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HOST
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975X Chipset
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945G Chipset
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945GZ Chipset
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945P Chipset
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Target Segment
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Entry-Level Workstation, Performance PC
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Performance PC
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Mainstream PC
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Performance PC
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Processor Positioned
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Intel Pentium Extreme Edition,
Intel Pentium D,
Intel Pentium 4 EE,
Intel Pentium 4 HT
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Intel Pentium D,
Intel Pentium 4 HT
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Intel Pentium D,
Intel Pentium 4 HT
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Intel Pentium D,
Intel Pentium 4 HT
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Hyper-Threading Technology
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Optimized for HT Technology
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Optimized for HT Technology
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Optimized for HT Technology
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Optimized for HT Technology
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System Bus
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1066/800 MHz
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1066/800/533 MHz
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800/533 MHz
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1066/800/533 MHz
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Processor
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LGA775
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LGA775
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LGA775
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LGA775
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Number of Processors
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1
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1
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1
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1
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MC Type
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82975 MCH
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82945G MCH
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82945GZ MCH
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82945P MCH
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MC Package
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1202 FC-BGA
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1202 FC-BGA
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1202 FC-BGA
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1202 FC-BGA
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Memory Modules
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2 DIMMs/channel,
2 channels
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2 DIMMs/channel,
2 channels
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1 DIMM/channel,
2 channels
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2 DIMMs/channel,
2 channels
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Memory Type
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Dual-Channel DDR2
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Dual-Channel DDR2
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Dual-Channel DDR2
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Dual-Channel DDR2
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FSB/Memory Configurations
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1066/DDR2-667,
1066/DDR2-533,
800/DDR2-667,
800/DDR2-533
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1066/DDR2-667,
1066/DDR2-533,
1066/DDR2-400
800/DDR2-667,
800/DDR2-533,
800/DDR2-400,
533/DDR2-667,
533/DDR2-533,
533/DDR2-400
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800/DDR2-533,
800/DDR2-400,
533/DDR2-533,
533/DDR2-400
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1066/DDR2-667,
1066/DDR2-533,
1066/DDR2-400
800/DDR2-667,
800/DDR2-533,
800/DDR2-400,
533/DDR2-667,
533/DDR2-533,
533/DDR2-400
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Max Memory
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8 GB
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4 GB
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2 GB
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4 GB
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Error Correction
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ECC
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N/A
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N/A
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N/A
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EG Interface
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Dual PCI Express x16
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PCI Express x16
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N/A
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PCI Express x16
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Max Dynamic Video Memory
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N/A
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DVMT 3.0
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DVMT 3.0
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N/A
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IG Type
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N/A
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Intel GMA950
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Intel GMA950
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N/A
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Video Display
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N/A
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HDTV and LCD widescreen modes, Dual display option
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HDTV and LCD widescreen modes
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N/A
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IOC Type
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Intel ICH7 Family;
ICH7, ICH7R
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Intel ICH7 Family;
ICH7, ICH7R
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Intel ICH7 Family;
ICH7, ICH7R
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Intel ICH7 Family;
ICH7, ICH7R
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USB Ports
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8 ports, USB 2.0
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8 ports, USB 2.0
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8 ports, USB 2.0
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8 ports, USB 2.0
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Audio
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Intel HD Audio, AC'97/20-bit Audio
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Intel HD Audio, AC'97/20-bit Audio
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Intel HD Audio, AC'97/20-bit Audio
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Intel HD Audio, AC'97/20-bit Audio
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