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Product comparison · 2 pcs/workstations

Lenovo ThinkCentre A61 vs Lenovo ThinkCentre M55p Tower (8811DEG), NL

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  • 26specifications compared
  • 15differ
  • 11identical
  • 75known for one product only

Key differences

  • Processor manufacturer
    • AMD
    • Intel
  • Processor family
    • AMD Athlon X2
    • Intel® Core™2 Duo
  • Processor model
    • 4400+
    • E6400
  • Processor frequency
    • 2.3 GHz
    • 2.13 GHz
  • Processor cache
    • 1 MB
    • 2 MB
  • Total storage capacity
    • 160 GB
    • 80 GB
  • Optical drive type
    • DVD±RW
    • DVD-ROM
  • Discrete graphics card model
    • AMD Radeon X1250
    • Intel® GMA 3000

Side by side

Differences highlightedShow differences only
101 specifications
A

Lenovo

ThinkCentre A61View product
B

Lenovo

ThinkCentre M55p Tower (8811DEG), NLView product
Processor5 differ
Processor manufacturerDiffersAMDIntel
Processor familyDiffersAMD Athlon X2Intel® Core™2 Duo
Processor modelDiffers4400+E6400
Processor coresKnown for one2
Processor threadsKnown for one2
Processor frequencyDiffers2.3 GHz2.13 GHz
Processor cacheDiffers1 MB2 MB
Processor front side busKnown for one1066 MHz
Bus typeKnown for oneFSB
FSB ParityKnown for oneNo
Processor lithographyKnown for one65 nm
Processor operating modesKnown for one64-bit
Processor seriesKnown for oneIntel Core 2 Duo E6000 Series
Processor codenameKnown for oneConroe
Thermal Design Power (TDP)Known for one65 W
TcaseKnown for one61.4 °C
Number of processors installedKnown for one1
Processor socketKnown for oneLGA 775 (Socket T)
Number of Processing Die TransistorsKnown for one167 M
Processing Die sizeKnown for one111 mm²
CPU multiplier (bus/core ratio)Known for one8
ECC supported by processorKnown for oneNo
Memoryidentical
Memory layout (slots x size)Known for one1 x 1 GB
Maximum internal memoryKnown for one8 GB
Storage2 differ
Total storage capacityDiffers160 GB80 GB
Optical drive typeDiffersDVD±RWDVD-ROM
HDD speedKnown for one7200 RPM
Card reader integratedKnown for oneNo
Floppy drive installedKnown for oneNo
Graphics1 differ
Discrete graphics card modelDiffersAMD Radeon X1250Intel® GMA 3000
On-board graphics cardKnown for oneYes
Networkidentical
Ethernet LANKnown for oneYes
Wi-FiKnown for oneNo
Ports & interfaces1 differ
USB 2.0 ports quantityDiffers610
Line-outKnown for oneYes
Line-inKnown for oneYes
HDMI ports quantityKnown for one0
Headphone outputsKnown for one1
Microphone inKnown for oneYes
DVI portKnown for oneYes
PS/2 ports quantityKnown for one2
Firewire (IEEE 1394) portsKnown for one0
Serial ports quantityKnown for one1
Expansion slotsidentical
Expansion slotsKnown for one1x PCI Express 1X 1x PCI Express 16X 2x PCI
Poweridentical
Power supplyKnown for one310 W
Designidentical
Cable lock slotKnown for oneYes
Cable lock slot typeKnown for oneKensington
Product colourKnown for oneBlack
Software1 differ
Operating system installedDiffersWindows Vista BusinessWindows XP Professional
Processor special featuresidentical
Embedded options availableKnown for oneYes
Enhanced Intel SpeedStep TechnologyKnown for oneYes
Execute Disable BitKnown for oneYes
Idle StatesKnown for oneYes
Intel 64Known for oneYes
Intel Clear Video TechnologyKnown for oneNo
Intel Demand Based SwitchingKnown for oneNo
Intel Dual Display Capable TechnologyKnown for oneNo
Intel Enhanced Halt StateKnown for oneYes
Intel FDI TechnologyKnown for oneNo
Intel Fast Memory AccessKnown for oneNo
Intel Flex Memory AccessKnown for oneNo
Intel Rapid Storage TechnologyKnown for oneNo
Intel Trusted Execution TechnologyKnown for oneNo
Intel VT-x with Extended Page Tables (EPT)Known for oneNo
Intel Virtualization Technology (VT-x)Known for oneYes
Intel Virtualization Technology for Directed I/O (VT-d)Known for oneNo
Intel® AES New Instructions (Intel® AES-NI)Known for oneNo
Intel® Clear Video HD Technology (Intel® CVT HD)Known for oneNo
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)Known for oneNo
Intel® InTru™ 3D TechnologyKnown for oneNo
Intel® Insider™Known for oneNo
Intel® Wireless Display (Intel® WiDi)Known for oneNo
Processor ARK IDKnown for one27249
Processor package sizeKnown for one37.5 x 37.5 mm
Thermal Monitoring TechnologiesKnown for oneYes
Intel® Turbo Boost TechnologyKnown for oneNo
Intel® Hyper Threading Technology (Intel® HT Technology)Known for oneNo
Intel® Quick Sync Video TechnologyKnown for oneNo
Intel® My WiFi Technology (Intel® MWT)Known for oneNo
Intel® Anti-Theft Technology (Intel® AT)Known for oneNo
Conflict-Free processorKnown for oneNo
Audio1 differ
Audio systemDiffersRealtek ALC888ADI 1983 HD
Weight & dimensions4 differ
WidthDiffers175 mm178 mm
DepthDiffers440 mm450 mm
HeightDiffers402 mm432 mm
WeightDiffers11 kg12.5 kg
Packaging contentidentical
Mouse includedKnown for oneYes
Remote control includedKnown for oneNo
Other featuresidentical
Intel segment taggingKnown for oneEnterprise, Professional
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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