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Compare Intel® Products

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Product NameIntel® Xeon® Processor E5-2643 (10M Cache, 3.30 GHz, 8.00 GT/s Intel® QPI) Intel® Xeon® Processor E5-2650 (20M Cache, 2.00 GHz, 8.00 GT/s Intel® QPI) Intel® Xeon® Processor E5-2640 (15M Cache, 2.50 GHz, 7.20 GT/s Intel® QPI)
Code Name Sandy Bridge-EP Sandy Bridge-EP Sandy Bridge-EP
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Essentials
StatusLaunchedLaunchedLaunched
Launch DateQ1'12Q1'12Q1'12
Processor NumberE5-2643E5-2650E5-2640
# of Cores486
# of Threads81612
Clock Speed3.3 GHz2 GHz2.5 GHz
Max Turbo Frequency3.5 GHz2.8 GHz3 GHz
Cache10 MB 20 MB 15 MB
Bus TypeQPIQPIQPI
System Bus8 GT/s8 GT/s7.2 GT/s
# of QPI Links222
Instruction Set64-bit64-bit64-bit
Instruction Set ExtensionsAVXAVXAVX
Embedded Options AvailableNoNoNo
Lithography32 nm32 nm32 nm
Scalability2S Only2S Only2S Only
Max TDP130 W95 W95 W
VID Voltage Range0.60V-1.35V0.60V-1.35V0.60V-1.35V
Recommended Customer PriceTRAY: $885.00TRAY: $1107.00
BOX : $1112.00		TRAY: $885.00
BOX : $889.00
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Memory Specifications
Max Memory Size (dependent on memory type)750 GB750 GB750 GB
Memory TypesDDR3-800/1066/1333/1600DDR3-800/1066/1333/1600DDR3-800/1066/1333
# of Memory Channels444
Max Memory Bandwidth51.2 GB/s51.2 GB/s42.6 GB/s
ECC Memory SupportedYesYesYes
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Expansion Options
PCI Express Revision3.03.03.0
# of PCI Express Lanes404040
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Package Specifications
Max CPU Configuration222
TCASE73°C77.4°C73 °C
Package Size52.5mm x 45.0mm52.5mm x 45.0mm52.5mm x 45.0mm
Sockets SupportedFCLGA2011FCLGA2011FCLGA2011
Low Halogen Options AvailableSee MDDSSee MDDSSee MDDS
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Advanced Technologies
Intel® Turbo Boost Technology2.02.01.0
Intel® vPro TechnologyYesYesYes
Intel® Hyper-Threading TechnologyYesYesYes
Intel® Virtualization Technology (VT-x)YesYesYes
Intel® Virtualization Technology for Directed I/O (VT-d)YesYesYes
Intel® Trusted Execution TechnologyYesYesYes
AES New InstructionsYesYesYes
Intel® 64YesYesYes
Idle StatesYesYesYes
Enhanced Intel SpeedStep® TechnologyYesYesYes
Intel® Demand Based SwitchingYesYesYes
Thermal Monitoring TechnologiesYesYesYes
Intel® Flex Memory AccessYesYesYes
Execute Disable BitYesYesYes
Intel® VT-x with Extended Page Tables (EPT)YesYesYes
Intel® Identity Protection TechnologyYesYesYes
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