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Product comparison · 2 pcs/workstations

HP Pavilion p6740uk AMD Athlon II X4 640 vs Lenovo E20 + NVIDIA Quadro FX 580

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  • 67specifications compared
  • 34differ
  • 33identical
  • 58known for one product only

Key differences

The Lenovo E20 + NVIDIA Quadro FX 580 has 1 more processor cores than the HP Pavilion p6740uk AMD Athlon II X4 640 (2 vs 1). The Lenovo E20 + NVIDIA Quadro FX 580 has 2 more processor threads than the HP Pavilion p6740uk AMD Athlon II X4 640 (4 vs 2). The Lenovo E20 + NVIDIA Quadro FX 580 has 0.2 GHz more processor frequency than the HP Pavilion p6740uk AMD Athlon II X4 640 (3.2 GHz vs 3 GHz). Only the Lenovo E20 + NVIDIA Quadro FX 580 has microphone in. Only the Lenovo E20 + NVIDIA Quadro FX 580 has Intel Trusted Execution Technology.

  • Processor manufacturer
    • AMD
    • Intel
  • Processor family
    • AMD Athlon II X4
    • Intel® Core™ i5
  • Processor model
    • 640
    • i5-650
  • Processor cores
    • 1
    • 2
  • Processor threads
    • 2
    • 4
  • Processor frequency
    • 3 GHz
    • 3.2 GHz
  • Processor cache
    • 2 MB
    • 4 MB
  • Processor cache type
    • L2
    • Smart Cache

Side by side

Differences highlightedShow differences only
125 specifications
A

HP

Pavilion p6740uk AMD Athlon II X4 640

Model p6740uk

View product
B

Lenovo

E20 + NVIDIA Quadro FX 580View product
Processor13 differ
Processor manufacturerDiffersAMDIntel
Processor familyDiffersAMD Athlon II X4Intel® Core™ i5
Processor generationKnown for oneIntel® Core™ i5
Processor modelDiffers640i5-650
Processor coresDiffers12
Processor threadsDiffers24
Processor boost frequencyKnown for one3.46 GHz
Processor frequencyDiffers3 GHz3.2 GHz
Processor cacheDiffers2 MB4 MB
Processor cache typeDiffersL2Smart Cache
Bus typeKnown for oneDMI
FSB ParityNoNo
System bus rateKnown for one2.5 GT/s
Processor lithographyKnown for one32 nm
Processor operating modes64-bit64-bit
Processor seriesKnown for oneIntel Core i5-600 Desktop Series
Processor codenameKnown for oneClarkdale
Thermal Design Power (TDP)Known for one73 W
TcaseKnown for one72.6 °C
Maximum number of PCI Express lanesKnown for one16
PCI Express configurationsKnown for one1x16, 2x8
PCI Express slots version2.02.0
Number of processors installedKnown for one1
Processor socketKnown for oneLGA 1156 (Socket H)
Number of Processing Die TransistorsDiffers169 M382 M
Processing Die sizeDiffers135 mm²81 mm²
CPU multiplier (bus/core ratio)Known for one24
SteppingKnown for oneC2
Maximum internal memory supported by processorDiffers32 GB16 GB
Memory types supported by processorDiffersDDR3-SDRAMDDR3 1066/1333
Memory bandwidth supported by processor (max)Differs17 GB/s21 GB/s
ECC supported by processorNoNo
Memory clock speeds supported by processorKnown for one1066 MHz
Memory1 differ
Internal memoryDiffers4 GB2 GB
Maximum internal memoryKnown for one16 GB
Internal memory typeDDR3-SDRAMDDR3-SDRAM
Memory clock speedKnown for one1333 MHz
ECCKnown for oneYes
Memory channelsDual-channelDual-channel
Memory layout (slots x size)Known for one2 x 2 GB
Memory slotsKnown for one4x DIMM
Storage1 differ
Optical drive typeDiffersDVD-ROMDVD-RW
Number of HDDs installed11
HDD capacityKnown for one500 GB
HDD interfaceSATASATA
HDD speed7200 RPM7200 RPM
Card reader integratedYesYes
Total storage capacityKnown for one1 TB
Storage mediaKnown for oneHDD
Total HDDs capacityKnown for one1 TB
Graphics1 differ
On-board graphics cardYesYes
On-board graphics card familyIntel® HD GraphicsIntel® HD Graphics
On-board graphics card modelIntel® HD GraphicsIntel® HD Graphics
Number of displays supported (on-board graphics)22
On-board graphics card base frequencyDiffers850 MHz733 MHz
Discrete graphics card modelKnown for oneNVIDIA® GeForce® G405
On-board graphics card dynamic frequency (max)Known for one1100 MHz
Maximum graphics card memoryKnown for one1.024 GB
Graphics card familyKnown for oneNVIDIA
Performance2 differ
Product typeDiffersPCWorkstation
Motherboard chipsetDiffersAMD 760GIntel® 3450
Networkidentical
Networking featuresKnown for oneGigabit Ethernet (10/100/1000)
Ethernet LANKnown for oneYes
Cabling technologyKnown for one10/100/1000Base-T(X)
Wi-FiKnown for oneYes
Ports & interfaces3 differ
USB 2.0 ports quantityDiffers68
Ethernet LAN (RJ-45) portsKnown for one1
Headphone outputsDiffers21
Microphone inDiffersNoYes
PS/2 ports quantityKnown for one2
Serial ports quantityKnown for one1
HDMI ports quantityKnown for one1
DVI portKnown for oneYes
I/O portsKnown for one6
Poweridentical
Power supplyKnown for one280 W
Design1 differ
Chassis typeDiffersDesktopTower
Product colourKnown for oneBlack
Country of originKnown for oneChina
Software1 differ
Operating system installedDiffersWindows 7 Home PremiumWindows 7 Professional
Operating system architectureKnown for one64-bit
Displayidentical
Display includedNoNo
Processor special features8 differ
CPU configuration (max)11
Embedded options availableNoNo
Enhanced Intel SpeedStep TechnologyYesYes
Execute Disable BitYesYes
Graphics & IMC lithographyKnown for one45 nm
Idle StatesKnown for oneYes
Intel 64YesYes
Intel Clear Video TechnologyNoNo
Intel Demand Based SwitchingNoNo
Intel Dual Display Capable TechnologyKnown for oneYes
Intel Enhanced Halt StateKnown for oneYes
Intel FDI TechnologyKnown for oneYes
Intel Fast Memory AccessKnown for oneNo
Intel Flex Memory AccessKnown for oneNo
Intel Rapid Storage TechnologyNoNo
Intel Trusted Execution TechnologyDiffersNoYes
Intel VT-x with Extended Page Tables (EPT)Known for oneYes
Intel Virtualization Technology (VT-x)YesYes
Intel Virtualization Technology for Directed I/O (VT-d)DiffersNoYes
Intel® AES New Instructions (Intel® AES-NI)DiffersNoYes
Intel® Clear Video HD Technology (Intel® CVT HD)DiffersNoYes
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)NoNo
Intel® InTru™ 3D TechnologyNoNo
Intel® Insider™NoNo
Intel® Wireless Display (Intel® WiDi)NoNo
Physical Address Extension (PAE)Known for one36 bit
Processor ARK IDKnown for one43546
Processor package sizeDiffers37.5 mm37.5 x 37.5 mm
Supported instruction setsDiffersSSE4.1/4.2SSE4.2
Thermal Monitoring TechnologiesDiffersYesNo
Intel® Turbo Boost TechnologyDiffersNo1.0
Intel® Hyper Threading Technology (Intel® HT Technology)Known for oneYes
Intel® Quick Sync Video TechnologyNoNo
Intel® My WiFi Technology (Intel® MWT)NoNo
Intel® Anti-Theft Technology (Intel® AT)NoNo
Conflict-Free processorNoNo
Audioidentical
Audio systemKnown for oneHigh Definition Audio
Weight & dimensions3 differ
Width175 mm175 mm
DepthDiffers414 mm430.8 mm
HeightDiffers387 mm425.2 mm
WeightDiffers9.6 kg11.2 kg
Optical driveidentical
LightScribeKnown for oneYes
Expansion slotsidentical
PCI Express x1 slotsKnown for one3
PCI Express x16 slotsKnown for one1

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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