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Product comparison · 2 pcs/workstations

HP Compaq dc7600 MT vs Lenovo ThinkCentre A57 + Lenovo D221

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  • 61specifications compared
  • 35differ
  • 26identical
  • 54known for one product only

Key differences

The Lenovo ThinkCentre A57 + Lenovo D221 has 1 more processor cores than the HP Compaq dc7600 MT (2 vs 1). The HP Compaq dc7600 MT has 0.34 GHz more processor frequency than the Lenovo ThinkCentre A57 + Lenovo D221 (3 GHz vs 2.66 GHz). The Lenovo ThinkCentre A57 + Lenovo D221 has 4 MB more processor cache than the HP Compaq dc7600 MT (6 MB vs 2 MB). Only the Lenovo ThinkCentre A57 + Lenovo D221 has DVI port. Only the Lenovo ThinkCentre A57 + Lenovo D221 has display included.

  • Processor family
    • Intel® Pentium® 4
    • Intel® Core™2 Duo
  • Processor model
    • 630
    • E8200
  • Processor cores
    • 1
    • 2
  • Processor frequency
    • 3 GHz
    • 2.66 GHz
  • Processor cache
    • 2 MB
    • 6 MB
  • Processor front side bus
    • 800 MHz
    • 1333 MHz
  • Processor lithography
    • 90 nm
    • 45 nm
  • Processor codename
    • Prescott
    • Wolfdale

Side by side

Differences highlightedShow differences only
115 specifications
A

HP

Compaq dc7600 MTView product
B

Lenovo

ThinkCentre A57 + Lenovo D221View product
Processor14 differ
Processor familyDiffersIntel® Pentium® 4Intel® Core™2 Duo
Processor modelDiffers630E8200
Processor coresDiffers12
Processor frequencyDiffers3 GHz2.66 GHz
Processor cacheDiffers2 MB6 MB
Processor front side busDiffers800 MHz1333 MHz
Processor lithographyDiffers90 nm45 nm
Processor seriesDiffersIntel Pentium 4 600 Series supporting Hyper-Threading TechnologyIntel Core 2 Duo E8000 Series
Processor codenameDiffersPrescottWolfdale
Thermal Design Power (TDP)Differs84 W65 W
TcaseDiffers66.6 °C72.4 °C
Number of Processing Die TransistorsDiffers169 M410 M
Processing Die sizeDiffers135 mm²107 mm²
CPU multiplier (bus/core ratio)Differs158
SteppingKnown for oneC0
ECC supported by processorKnown for oneNo
Number of processors installedKnown for one1
Memory2 differ
Internal memoryDiffers0.512 GB2 GB
Memory layout (slots x size)Known for one2 x 1 GB
Memory slotsDiffers4x DIMM2x DIMM
Storage2 differ
Total storage capacityDiffers80 GB250 GB
Optical drive typeDiffersCD-ROMDVD±RW
Storage mediaKnown for oneHDD
Number of HDDs installedKnown for one1
HDD capacityKnown for one80 GB
Card reader integratedKnown for oneNo
Graphics1 differ
Discrete graphics card modelDiffersNVIDIA® Quadro® NVS 285Intel® GMA 3100
On-board graphics cardKnown for oneNo
On-board graphics card modelKnown for oneNot available
Performanceidentical
Motherboard chipsetKnown for oneIntel® 945G
Networkidentical
Networking featuresKnown for oneGigabit Ethernet
Ethernet LANKnown for oneYes
Ethernet LAN data ratesKnown for one10,100,1000 Mbit/s
Wi-FiKnown for oneNo
Ports & interfaces1 differ
DVI portDiffersNoYes
Parallel ports quantityKnown for one1
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityKnown for one0
USB 3.2 Gen 1 (3.1 Gen 1) Type-C ports quantityKnown for one0
USB 3.2 Gen 2 (3.1 Gen 2) Type-A ports quantityKnown for one0
USB 3.2 Gen 2 (3.1 Gen 2) Type-C ports quantityKnown for one0
Thunderbolt 3 ports quantityKnown for one0
HDMI ports quantityKnown for one0
Serial ports quantityKnown for one1
Power2 differ
Power supplyDiffers365 W250 W
Power supply input voltageDiffers100 - 240 V110 - 220 V
Design1 differ
Chassis typeDiffersMini TowerSFF
Product colourKnown for oneSilver
Country of originKnown for oneChina
Software1 differ
Operating system installedDiffersWindows XP ProfessionalWindows Vista Business
Operating system architectureKnown for one32-bit
Display1 differ
Display includedDiffersNoYes
Display diagonalKnown for one55.9 cm (22")
Display resolutionKnown for one1680 x 1050 pixels
Contrast ratio (typical)Known for one700:1
Display brightnessKnown for one300 cd/m²
Viewing angle, horizontalKnown for one176°
Viewing angle, verticalKnown for one176°
DisplayKnown for oneTFT
Processor special features6 differ
Idle StatesDiffersNoYes
Intel Clear Video TechnologyKnown for oneNo
Intel Dual Display Capable TechnologyKnown for oneNo
Intel Enhanced Halt StateDiffersNoYes
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 TechnologyDiffersNoYes
Intel VT-x with Extended Page Tables (EPT)Known for oneNo
Intel Virtualization Technology (VT-x)DiffersNoYes
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 IDDiffers2747833909
Processor codeKnown for oneSLAPP
Thermal Monitoring TechnologiesKnown for oneYes
Intel® Hyper Threading Technology (Intel® HT Technology)DiffersYesNo
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
Audioidentical
Audio systemKnown for oneALC662
Weight & dimensions4 differ
WidthDiffers167.6 mm317 mm
DepthDiffers452.1 mm355 mm
HeightDiffers448.3 mm99 mm
WeightDiffers14.7 kg3.31 kg

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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