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Product comparison · 2 laptops

HP Compaq Presario CQ56-250EA vs Lenovo ThinkPad T420s

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  • 11specifications compared
  • 7differ
  • 4identical
  • 73known for one product only

Key differences

  • Display diagonal
    • 39.6 cm (15.6")
    • 35.6 cm (14")
  • Display resolution
    • 1366 x 768 pixels
    • 1600 x 900 pixels
  • Processor cache
    • 0.5 MB
    • 3 MB
  • HDD capacity
    • 250 GB
    • 320 GB
  • Weight
    • 2.55 kg
    • 1.84 kg
  • Depth
    • 246 mm
    • 337 mm
  • Height
    • 32.8 mm
    • 21.2 mm

Side by side

Differences highlightedShow differences only
84 specifications
A

HP

Compaq Presario CQ56-250EAView product
B

Lenovo

ThinkPad T420sView product
Designidentical
Product colourKnown for oneBlack
Country of originKnown for oneChina
Display2 differ
Display diagonalDiffers39.6 cm (15.6")35.6 cm (14")
Display resolutionDiffers1366 x 768 pixels1600 x 900 pixels
LED backlightKnown for oneYes
Native aspect ratioKnown for one16:9
HD typeKnown for oneHD+
Processor1 differ
Processor manufacturerKnown for oneAMD
Processor familyKnown for oneAMD V
Processor modelKnown for oneV160
Processor frequencyKnown for one2.4 GHz
Processor cacheDiffers0.5 MB3 MB
Processor cache typeKnown for oneL2
Processor front side busKnown for one1333 MHz
Memoryidentical
Internal memoryKnown for one2 GB
Internal memory typeKnown for oneDDR3-SDRAM
Memory layout (slots x size)Known for one1 x 2 GB
Maximum internal memoryKnown for one4 GB
Memory clock speedKnown for one1333 MHz
Storage1 differ
Total storage capacityKnown for one250 GB
Total HDDs capacityKnown for one250 GB
Number of HDDs installedKnown for one1
HDD capacityDiffers250 GB320 GB
HDD speedKnown for one5400 RPM
Optical drive typeKnown for oneDVD Super Multi DL
Card reader integratedKnown for oneNo
Graphicsidentical
Discrete graphics cardKnown for oneYes
Discrete graphics card modelKnown for oneAMD Mobility Radeon HD 4250
Graphics card familyKnown for oneAMD
Maximum graphics card memoryKnown for one0.893 GB
Maximum resolutionKnown for one1600 x 900 pixels
Audioidentical
Audio systemKnown for oneGeneric
Number of built-in speakersKnown for one2
Speaker powerKnown for one1 W
Optical driveidentical
LightScribeKnown for oneYes
Networkidentical
Wi-FiKnown for oneYes
Networking featuresKnown for oneFast Ethernet
Wireless technologyKnown for oneWi-Fi
Ethernet LANKnown for oneYes
BluetoothKnown for oneNo
Cabling technologyKnown for one10/100Base-T(X)
Ports & interfacesidentical
USB 2.0 ports quantityKnown for one3
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityKnown for one0
eSATA/USB 2.0 ports quantityKnown for one0
eSATA/USB 3.2 Gen 1 (3.1 Gen 1) ports quantityKnown for one0
eSATA ports quantityKnown for one0
Ethernet LAN (RJ-45) portsKnown for one1
HDMI ports quantityKnown for one0
DisplayPorts quantityKnown for one0
DVI portKnown for oneNo
VGA (D-Sub) ports quantityKnown for one1
Firewire (IEEE 1394) portsKnown for one0
Thunderbolt ports quantityKnown for one0
Headphone outputsKnown for one1
S/PDIF out portKnown for oneNo
Microphone inKnown for oneYes
Docking connectorKnown for oneNo
ExpressCard slotKnown for oneNo
CardBus PCMCIA slots quantityKnown for one0
CardBus PCMCIA slot typeKnown for oneNo
SmartCard slotKnown for oneNo
TV-outKnown for oneNo
Keyboardidentical
Pointing deviceKnown for oneTouchpad
Full-size keyboardKnown for oneNo
Softwareidentical
Operating system installedKnown for oneWindows 7 Home Premium
Operating system architectureKnown for one64-bit
Compatible operating systemsKnown for oneWindows 7
Batteryidentical
Number of battery cellsKnown for one6
Battery voltageKnown for one11.1 V
Poweridentical
DC-in jackKnown for oneYes
Securityidentical
Cable lock slotKnown for oneNo
Weight & dimensions3 differ
WeightDiffers2.55 kg1.84 kg
WidthKnown for one374 mm
DepthDiffers246 mm337 mm
HeightDiffers32.8 mm21.2 mm
Packaging contentidentical
AC adapter includedKnown for oneYes
Other featuresidentical
Compliance industry standardsKnown for oneIEEE 802.3, IEEE 802.3u
Power supply typeKnown for oneAC/DC
Indication lightKnown for oneYes
Plug and PlayKnown for oneYes

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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