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Product comparison · 2 cpus

HP Intel Core i7-2640M vs NEC Intel Xeon E5640

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  • 36specifications compared
  • 23differ
  • 13identical
  • 38known for one product only

Key differences

  • Processor family
    • Intel® Core™ i7
    • Intel® Xeon® 5000 Sequence
  • Processor model
    • i7-2640M
    • E5640
  • Processor base frequency
    • 2.8 GHz
    • 2.66 GHz
  • Processor cores
    • 2
    • 4
  • Component for
    • Laptop
    • Server/workstation
  • Processor threads
    • 4
    • 8
  • System bus rate
    • 5 GT/s
    • 5.86 GT/s
  • Processor boost frequency
    • 3.5 GHz
    • 2.93 GHz

Side by side

Differences highlightedShow differences only
74 specifications
A

HP

Intel Core i7-2640MView product
B

NEC

Intel Xeon E5640View product
Processor14 differ
Processor familyDiffersIntel® Core™ i7Intel® Xeon® 5000 Sequence
Processor generationKnown for one2nd gen Intel® Core™ i7
Processor modelDiffersi7-2640ME5640
Processor base frequencyDiffers2.8 GHz2.66 GHz
Processor coresDiffers24
Processor lithography32 nm32 nm
Component forDiffersLaptopServer/workstation
Processor seriesKnown for oneIntel Core i7-2600 Mobile Series
Processor threadsDiffers48
System bus rateDiffers5 GT/s5.86 GT/s
Processor operating modes64-bit64-bit
Processor boost frequencyDiffers3.5 GHz2.93 GHz
Processor cacheDiffers4 MB12 MB
Processor cache typeDiffersSmart CacheL3
Thermal Design Power (TDP)Differs35 W80 W
SteppingDiffersJ1B1
Bus typeDiffersDMIQPI
Memory bandwidth supported by processor (max)Differs21.3 GB/s25.6 GB/s
Processor codenameKnown for oneSandy Bridge
Processor socketKnown for oneSocket B (LGA 1366)
VID Voltage RangeKnown for one0.75 - 1.35 V
Number of QPI linksKnown for one2
Memory4 differ
Maximum internal memory supported by processorDiffers16 GB288 GB
Memory types supported by processorDDR3-SDRAMDDR3-SDRAM
Memory clock speeds supported by processorDiffers1066,1333 MHz800,1066 MHz
Memory channelsDiffersDual-channelTriple-channel
ECCDiffersNoYes
Graphics1 differ
On-board graphics cardDiffersYesNo
On-board graphics card modelKnown for oneIntel® HD Graphics 3000
On-board graphics card outputs supportedKnown for oneDisplayPort, Embedded DisplayPort (eDP), HDMI, Serial Digital Video Out (SDVO)
On-board graphics card base frequencyKnown for one650 MHz
On-board graphics card dynamic frequency (max)Known for one1300 MHz
Number of displays supported (on-board graphics)Known for one2
Features2 differ
Execute Disable BitYesYes
Idle StatesYesYes
Thermal Monitoring TechnologiesYesYes
Integrated 4G WiMAXKnown for oneYes
Market segmentDiffersMobileServer
Maximum number of PCI Express lanesKnown for one16
PCI Express slots versionKnown for one2.0
PCI Express configurationsKnown for one1x16, 1x8+2x4, 2x8
Supported instruction setsDiffersAVXSSE4.2
Embedded options availableKnown for oneNo
Graphics & IMC lithographyKnown for one32 nm
CPU configuration (max)Known for one2
Physical Address Extension (PAE)Known for oneYes
Processor special features2 differ
Enhanced Intel SpeedStep TechnologyYesYes
Intel FDI TechnologyKnown for oneYes
Intel Fast Memory AccessKnown for oneYes
Intel Flex Memory AccessKnown for oneYes
Intel Trusted Execution TechnologyYesYes
Intel® AES New Instructions (Intel® AES-NI)YesYes
Intel® Anti-Theft Technology (Intel® AT)Known for oneYes
Intel® Clear Video HD Technology (Intel® CVT HD)Known for oneYes
Intel® Hyper Threading Technology (Intel® HT Technology)YesYes
Intel® Identity Protection Technology (Intel® IPT)Known for oneYes
Intel® InTru™ 3D TechnologyKnown for oneYes
Intel® Insider™Known for oneYes
Intel® My WiFi Technology (Intel® MWT)Known for oneYes
Intel® Quick Sync Video TechnologyKnown for oneYes
Intel® Turbo Boost TechnologyDiffers2.0Yes
Intel® Wireless Display (Intel® WiDi)Known for oneYes
Conflict-Free processorKnown for oneYes
Intel 64Known for oneYes
Intel Demand Based SwitchingDiffersNoYes
Intel VT-x with Extended Page Tables (EPT)YesYes
Intel Virtualization Technology (VT-x)YesYes
Intel Virtualization Technology for Directed I/O (VT-d)YesYes
Intel® vPro™ Platform EligibilityKnown for oneYes
Intel® Smart CacheKnown for oneYes
Operational conditionsidentical
TjunctionKnown for one100 °C
TcaseKnown for one77.6 °C
Other featuresidentical
CompatibilityKnown for oneEnvy
Intel® Virtualization Technology (Intel® VT)Known for oneVT-d, VT-x

A dash means the value is not stated by the source. Unknown values are never counted for or against a product, and there is no overall score.

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