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Product comparison · 2 pcs/workstations

Lenovo E20 + ThinkVision L2440p vs Lenovo ThinkCentre A58 + T48HNEU

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  • 81specifications compared
  • 43differ
  • 38identical
  • 54known for one product only

Key differences

  • Processor family
    • Intel® Core™ i5
    • Intel® Pentium®
  • Processor model
    • i5-650
    • E5400
  • Processor threads
    • 4
    • 2
  • Processor frequency
    • 3.2 GHz
    • 2.7 GHz
  • Processor cache
    • 4 MB
    • 2 MB
  • Processor cache type
    • Smart Cache
    • L2
  • Bus type
    • DMI
    • FSB
  • Processor lithography
    • 32 nm
    • 45 nm

Side by side

Differences highlightedShow differences only
135 specifications
A

Lenovo

E20 + ThinkVision L2440pView product
B

Lenovo

ThinkCentre A58 + T48HNEUView product
Processor17 differ
Processor familyDiffersIntel® Core™ i5Intel® Pentium®
Processor modelDiffersi5-650E5400
Processor threadsDiffers42
Processor frequencyDiffers3.2 GHz2.7 GHz
Processor cacheDiffers4 MB2 MB
Processor cache typeDiffersSmart CacheL2
Processor front side busKnown for one800 MHz
Bus typeDiffersDMIFSB
Processor lithographyDiffers32 nm45 nm
Processor seriesDiffersIntel Core i5-600 Desktop SeriesIntel Pentium E5000 Series for Desktop
Processor codenameDiffersClarkdaleWolfdale
Thermal Design Power (TDP)Differs73 W45, 65
TcaseDiffers72.6 °C74.1 °C
Processor socketDiffersLGA 1156 (Socket H)LGA 775 (Socket T)
Number of Processing Die TransistorsDiffers382 M228 M
Processing Die sizeDiffers81 mm²82 mm²
CPU multiplier (bus/core ratio)Differs2413.5
SteppingDiffersC2R0
Processor generationKnown for oneIntel® Core™ i5
Processor boost frequencyKnown for one3.46 GHz
System bus rateKnown for one2.5 GT/s
Maximum number of PCI Express lanesKnown for one16
PCI Express configurationsKnown for one1x16, 2x8
PCI Express slots versionKnown for one2.0
Maximum internal memory supported by processorKnown for one16 GB
Memory types supported by processorKnown for oneDDR3 1066/1333
Memory bandwidth supported by processor (max)Known for one21 GB/s
Memory2 differ
Maximum internal memoryDiffers16 GB4 GB
Internal memory typeDiffersDDR3-SDRAMDDR2-SDRAM
Memory layout (slots x size)Known for one1 x 2 GB
Memory clock speedKnown for one1333 MHz
ECCKnown for oneYes
Memory channelsKnown for oneDual-channel
Storage2 differ
Total storage capacityKnown for one320 GB
Optical drive typeDiffersDVD-RWDVD-ROM
Card reader integratedDiffersYesNo
Floppy drive installedKnown for oneNo
Number of HDDs installedKnown for one1
HDD capacityKnown for one500 GB
HDD speedKnown for one7200 RPM
Graphicsidentical
Discrete graphics card modelKnown for oneIntel® GMA 4500M
Graphics card familyKnown for oneIntel
On-board graphics card familyKnown for oneIntel® HD Graphics
On-board graphics card modelKnown for oneIntel® HD Graphics
Number of displays supported (on-board graphics)Known for one2
On-board graphics card base frequencyKnown for one733 MHz
Performance1 differ
Product typeDiffersWorkstationPC
Password protection typeKnown for oneBIOS
Motherboard chipsetKnown for oneIntel® 3450
Network1 differ
Ethernet LANKnown for oneYes
Ethernet LAN data ratesKnown for one10,100,1000 Mbit/s
Wi-FiKnown for oneNo
Networking featuresDiffersGigabit Ethernet (10/100/1000)Gigabit Ethernet
Ports & interfaces1 differ
USB 2.0 ports quantityDiffers86
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityKnown for one0
HDMI ports quantityKnown for one0
VGA (D-Sub) ports quantityKnown for one1
DVI portKnown for oneNo
Firewire (IEEE 1394) portsKnown for one0
Parallel ports quantityKnown for one1
Expansion slotsidentical
PCI Express x16 slotsKnown for one1
PCI slotsKnown for one1
Design1 differ
Chassis typeDiffersTowerSFF
Product colourKnown for oneBlack
Softwareidentical
Optional operating system suppliedKnown for oneWindows XP Professional
Display1 differ
Display diagonalDiffers61 cm (24")48.3 cm (19")
Display resolutionKnown for one1280 x 1024 pixels
Contrast ratio (typical)Known for one800:1
TouchscreenKnown for oneNo
Display brightnessKnown for one250 cd/m²
Viewing angle, horizontalKnown for one160°
Viewing angle, verticalKnown for one160°
DisplayKnown for oneLCD
ResolutionKnown for one1920 x 1200 pixels
Processor special features12 differ
Intel Dual Display Capable TechnologyDiffersYesNo
Intel FDI TechnologyDiffersYesNo
Intel Trusted Execution TechnologyDiffersYesNo
Intel VT-x with Extended Page Tables (EPT)DiffersYesNo
Intel Virtualization Technology (VT-x)DiffersYes2
Intel Virtualization Technology for Directed I/O (VT-d)DiffersYesNo
Intel® AES New Instructions (Intel® AES-NI)DiffersYesNo
Intel® Clear Video HD Technology (Intel® CVT HD)DiffersYesNo
Processor ARK IDDiffers4354640478
Processor codeKnown for oneSLGH7
Thermal Monitoring TechnologiesDiffersNoYes
Intel® Turbo Boost TechnologyDiffers1.0No
Intel® Hyper Threading Technology (Intel® HT Technology)DiffersYesNo
Graphics & IMC lithographyKnown for one45 nm
Physical Address Extension (PAE)Known for one36 bit
Supported instruction setsKnown for oneSSE4.2
Audio1 differ
Audio systemDiffersHigh Definition AudioRealtek ALC662
Weight & dimensions4 differ
WidthDiffers175 mm317 mm
DepthDiffers430.8 mm355 mm
HeightDiffers425.2 mm99 mm
WeightDiffers11.2 kg7.5 kg
Packaging contentidentical
Remote control includedKnown for oneNo
Other featuresidentical
TV tuner integratedKnown for oneNo

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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