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Product comparison · 2 pcs/workstations

Lenovo ThinkCentre A57 + 19" monitor vs Lenovo ThinkCentre M57 Eco + 19" monitor

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  • 85specifications compared
  • 27differ
  • 58identical
  • 6known for one product only

Key differences

The Lenovo ThinkCentre A57 + 19" monitor has 2 more processor cores than the Lenovo ThinkCentre M57 Eco + 19" monitor (4 vs 2). The Lenovo ThinkCentre A57 + 19" monitor has 2 more processor threads than the Lenovo ThinkCentre M57 Eco + 19" monitor (4 vs 2). The Lenovo ThinkCentre M57 Eco + 19" monitor has 0.13 GHz more processor frequency than the Lenovo ThinkCentre A57 + 19" monitor (2.53 GHz vs 2.4 GHz). Only the Lenovo ThinkCentre A57 + 19" monitor has Intel Virtualization Technology (VT-x). Processor family: Intel® Core™2 Quad on the Lenovo ThinkCentre A57 + 19" monitor, Intel® Core™2 Duo on the Lenovo ThinkCentre M57 Eco + 19" monitor.

  • Processor family
    • Intel® Core™2 Quad
    • Intel® Core™2 Duo
  • Processor model
    • Q6600
    • E7200
  • Processor cores
    • 4
    • 2
  • Processor threads
    • 4
    • 2
  • Processor frequency
    • 2.4 GHz
    • 2.53 GHz
  • Processor cache
    • 8 MB
    • 3 MB
  • Processor lithography
    • 65 nm
    • 45 nm
  • Processor codename
    • Kentsfield
    • Wolfdale

Side by side

Differences highlightedShow differences only
91 specifications
A

Lenovo

ThinkCentre A57 + 19" monitorView product
B

Lenovo

ThinkCentre M57 Eco + 19" monitorView product
Processor15 differ
Processor manufacturerIntelIntel
Processor familyDiffersIntel® Core™2 QuadIntel® Core™2 Duo
Processor modelDiffersQ6600E7200
Processor coresDiffers42
Processor threadsDiffers42
Processor frequencyDiffers2.4 GHz2.53 GHz
Processor cacheDiffers8 MB3 MB
Processor cache typeL2L2
Processor front side bus1066 MHz1066 MHz
Bus typeFSBFSB
FSB ParityNoNo
Processor lithographyDiffers65 nm45 nm
Processor operating modes64-bit64-bit
Processor seriesDiffersIntel Core 2 Quad Q6000 SeriesIntel Core 2 Duo E7000 Series
Processor codenameDiffersKentsfieldWolfdale
Thermal Design Power (TDP)Differs95, 10565 W
TcaseDiffersB3=62.2; G0=7174.1 °C
Processor socketLGA 775 (Socket T)LGA 775 (Socket T)
Number of Processing Die TransistorsDiffers582 M228 M
Processing Die sizeDiffers286 mm²82 mm²
CPU multiplier (bus/core ratio)Differs99.5
Processor core voltage (AC)Known for one0.85 - 1.5 V
SteppingDiffersG0M0
ECC supported by processorNoNo
Memory1 differ
Internal memory2 GB2 GB
Maximum internal memory4 GB4 GB
Internal memory typeDDR2-SDRAMDDR2-SDRAM
Memory layout (slots x size)2 x 1 GB2 x 1 GB
Memory slotsDiffers2x DIMM2x SO-DIMM
Storageidentical
Total storage capacity320 GB320 GB
Optical drive typeDVD±RWDVD±RW
HDD interfaceSATASATA
HDD speed7200 RPM7200 RPM
Card reader integratedNoNo
Graphicsidentical
Discrete graphics card modelIntel® GMA 3100Intel® GMA 3100
On-board graphics card modelKnown for oneNot available
Performanceidentical
Product typePCPC
Networkidentical
Networking featuresGigabit EthernetGigabit Ethernet
Ports & interfaces2 differ
USB 2.0 ports quantity66
Ethernet LAN (RJ-45) ports11
Headphone outputs11
Microphone inYesYes
VGA (D-Sub) ports quantity11
PS/2 ports quantityDiffers20
Serial ports quantity00
Parallel ports quantityDiffers10
Power1 differ
Power supplyDiffers280 W120 W
Power supply input voltageKnown for one110 - 220 V
Power supply input frequencyKnown for one50 - 60 Hz
Designidentical
Chassis typeKnown for oneTower
Softwareidentical
Operating system installedWindows Vista BusinessWindows Vista Business
Displayidentical
Display includedYesYes
Display diagonal48.3 cm (19")48.3 cm (19")
Processor special features3 differ
Embedded options availableNoNo
Enhanced Intel SpeedStep TechnologyYesYes
Execute Disable BitYesYes
Idle StatesYesYes
Intel 64YesYes
Intel Clear Video TechnologyNoNo
Intel Demand Based SwitchingNoNo
Intel Dual Display Capable TechnologyNoNo
Intel Enhanced Halt StateYesYes
Intel FDI TechnologyNoNo
Intel Fast Memory AccessNoNo
Intel Flex Memory AccessNoNo
Intel Rapid Storage TechnologyNoNo
Intel Trusted Execution TechnologyNoNo
Intel VT-x with Extended Page Tables (EPT)NoNo
Intel Virtualization Technology (VT-x)DiffersYesNo
Intel Virtualization Technology for Directed I/O (VT-d)NoNo
Intel® AES New Instructions (Intel® AES-NI)NoNo
Intel® Clear Video HD Technology (Intel® CVT HD)NoNo
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
Processor ARK IDDiffers2976535348
Processor package sizeDiffers37.5 x 37.5 mm37.5 mm
Thermal Monitoring TechnologiesYesYes
Intel® Turbo Boost TechnologyNoNo
Intel® Hyper Threading Technology (Intel® HT Technology)NoNo
Intel® Quick Sync Video TechnologyNoNo
Intel® My WiFi Technology (Intel® MWT)NoNo
Intel® Anti-Theft Technology (Intel® AT)NoNo
Conflict-Free processorNoNo
Audio1 differ
Audio systemDiffersRealtek ALC662AD1882
Weight & dimensions4 differ
WidthDiffers175 mm275 mm
DepthDiffers440 mm242 mm
HeightDiffers402 mm81 mm
WeightDiffers11 kg3.72 kg
Other featuresidentical
Intel segment taggingKnown for oneEnterprise, Professional

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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