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Compare Intel® Products

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Product NameIntel® Core™ i7-975 Processor Extreme Edition (8M Cache, 3.33 GHz, 6.40 GT/s Intel® QPI) Intel® Xeon® Processor E5-1620 (10M Cache, 3.60 GHz, 0.0 GT/s Intel® QPI) Intel® Xeon® Processor E3-1290 v2 (8M Cache, 3.70 GHz)
Code Name Bloomfield Sandy Bridge-EP Ivy Bridge
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Essentials
StatusLaunchedLaunchedLaunched
Launch DateQ2'09Q1'12Q2'12
Processor Numberi7-975E5-1620E3-1290V2
# of Cores444
# of Threads888
Clock Speed3.33 GHz3.6 GHz3.7 GHz
Max Turbo Frequency3.6 GHz3.8 GHz4.1 GHz
Cache8 MB Intel® Smart Cache10 MB 8 MB Intel® Smart Cache
Bus TypeQPI DMI
System Bus6.4 GT/s0 GT/s5 GT/s
# of QPI Links1
Instruction Set64-bit64-bit64-bit
Instruction Set ExtensionsSSE4.2AVXAVX, SSE4.1,SSE4.2
Embedded Options AvailableNoNoNo
Lithography45 nm32 nm22 nm
Max TDP130 W130 W87 W
VID Voltage Range0.800V-1.375V0.60V - 1.35V
Recommended Customer PriceN/ATRAY: $294.00TRAY: $885.00
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Memory Specifications
Max Memory Size (dependent on memory type)24 GB375 GB32 GB
Memory TypesDDR3-800/1066DDR3-800/1066/1333/1600DDR3-1333/1600
# of Memory Channels342
Max Memory Bandwidth25.6 GB/s51.2 GB/s25.6 GB/s
Physical Address Extensions36-bit
ECC Memory SupportedNoYesYes
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Graphics Specifications
Processor GraphicsNo No
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Expansion Options
PCI Express Revision 3.03.0
PCI Express Configurations 1x16 & 1x4, 2x8 & 1x4 or 1x8 & 3x4
# of PCI Express Lanes 40
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Package Specifications
Max CPU Configuration111
TCASE67.9°C64.0 °C
Package Size42.5mm x 45.0mm52.5mm x 45.0 mm37.5mm x 37.5mm
Processing Die Size263 mm2
# of Processing Die Transistors731 million
Sockets SupportedFCLGA1366FCLGA2011FCLGA1155
Low Halogen Options AvailableSee MDDSSee MDDSSee MDDS
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Advanced Technologies
Intel® Turbo Boost TechnologyYes2.02.0
Intel® vPro Technology YesYes
Intel® Hyper-Threading TechnologyYesYesYes
Intel® Virtualization Technology (VT-x)YesYesYes
Intel® Virtualization Technology for Directed I/O (VT-d) YesYes
Intel® Trusted Execution TechnologyNoYesYes
AES New InstructionsNoYesYes
Intel® 64YesYesYes
Idle StatesYesYesYes
Enhanced Intel SpeedStep® TechnologyYesYesYes
Intel® Demand Based SwitchingNoYesYes
Thermal Monitoring TechnologiesNoYesYes
Intel® Fast Memory Access Yes
Intel® Flex Memory Access YesYes
Execute Disable BitYesYesYes
Intel® VT-x with Extended Page Tables (EPT)YesYesYes
Intel® Identity Protection Technology YesYes
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