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Compare Intel® Products

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Product NameIntel® Core™ i7-870 Processor (8M Cache, 2.93 GHz) Intel® Core™ i7-875K Processor (8M Cache, 2.93 GHz)
Code Name Lynnfield Lynnfield
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Essentials
StatusLaunchedLaunched
Launch DateQ3'09Q2'10
Processor Numberi7-870i7-875K
# of Cores44
# of Threads88
Clock Speed2.93 GHz2.93 GHz
Max Turbo Frequency3.6 GHz3.6 GHz
Cache8 MB Intel® Smart Cache8 MB Intel® Smart Cache
Bus TypeDMIDMI
System Bus2.5 GT/s2.5 GT/s
Instruction Set64-bit64-bit
Instruction Set ExtensionsSSE4.2SSE4.2
Embedded Options AvailableNoNo
Lithography45 nm45 nm
Max TDP95 W95 W
VID Voltage Range0.6500V-1.4000V0.6500V-1.4000V
Recommended Customer PriceTRAY: $294.00
BOX : $305.00
BOX : $353.00
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Memory Specifications
Max Memory Size (dependent on memory type)16 GB16 GB
Memory TypesDDR3-1066/1333DDR3-1066/1333
# of Memory Channels22
Max Memory Bandwidth21 GB/s21 GB/s
Physical Address Extensions36-bit36-bit
ECC Memory SupportedNoNo
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Graphics Specifications
Processor GraphicsNoNo
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Expansion Options
PCI Express Revision2.02.0
PCI Express Configurations1x16, 2x81x16, 2x8
# of PCI Express Lanes11
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Package Specifications
Max CPU Configuration11
TCASE72.7°C72.7°C
Package Size37.5mm x 37.5mm37.5mm x 37.5mm
Processing Die Size296 mm2296 mm2
# of Processing Die Transistors774 million774 million
Sockets SupportedLGA1156LGA1156
Low Halogen Options AvailableSee MDDSSee MDDS
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Advanced Technologies
Intel® Turbo Boost TechnologyYesYes
Intel® vPro TechnologyYesNo
Intel® Hyper-Threading TechnologyYesYes
Intel® Virtualization Technology (VT-x)YesYes
Intel® Virtualization Technology for Directed I/O (VT-d)Yes
Intel® Trusted Execution TechnologyYesNo
AES New InstructionsNoNo
Intel® 64YesYes
Idle StatesYesYes
Enhanced Intel SpeedStep® TechnologyYesYes
Intel® Demand Based SwitchingNoNo
Thermal Monitoring TechnologiesNoNo
Execute Disable BitYesYes
Intel® VT-x with Extended Page Tables (EPT)YesYes