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Product comparison · 2 laptops

Lenovo Edge E325 + 55Y3710 vs Lenovo T520 + 55Y3711

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  • 69specifications compared
  • 30differ
  • 39identical
  • 79known for one product only

Key differences

  • Display diagonal
    • 33.8 cm (13.3")
    • 39.6 cm (15.6")
  • Display resolution
    • 1366 x 768 pixels
    • 1600 x 900 pixels
  • Display brightness
    • 200 cd/m²
    • 220 cd/m²
  • Contrast ratio (typical)
    • 400:1
    • 500:1
  • Processor manufacturer
    • AMD
    • Intel
  • Processor family
    • AMD E
    • Intel® Core™ i5
  • Processor model
    • E-450
    • i5-2450M
  • Processor cache
    • 1 MB
    • 3 MB

Side by side

Differences highlightedShow differences only
148 specifications
A

Lenovo

Edge E325 + 55Y3710View product
B

Lenovo

T520 + 55Y3711View product
Display4 differ
Display diagonalDiffers33.8 cm (13.3")39.6 cm (15.6")
Display resolutionDiffers1366 x 768 pixels1600 x 900 pixels
HD typeKnown for oneHD+
Display brightnessDiffers200 cd/m²220 cd/m²
Contrast ratio (typical)Differs400:1500:1
Processor5 differ
Processor manufacturerDiffersAMDIntel
Processor familyDiffersAMD EIntel® Core™ i5
Processor generationKnown for one2nd gen Intel® Core™ i5
Processor modelDiffersE-450i5-2450M
Processor coresKnown for one2
Processor threadsKnown for one4
Processor boost frequencyKnown for one3.1 GHz
Processor frequencyKnown for one2.5 GHz
System bus rateKnown for one5 GT/s
Processor cacheDiffers1 MB3 MB
Processor cache typeDiffersL2Smart Cache
Processor lithographyKnown for one32 nm
Processor operating modesKnown for one64-bit
Processor seriesKnown for oneIntel Core i5-2400 Mobile Series
Processor codenameKnown for oneSandy Bridge
Bus typeKnown for oneDMI
FSB ParityKnown for oneNo
SteppingKnown for oneJ1
Thermal Design Power (TDP)Known for one35 W
TjunctionKnown for one100 °C
Maximum number of PCI Express lanesKnown for one16
PCI Express configurationsKnown for one1x16, 2x8, 1x8+2x4
PCI Express slots versionKnown for one2.0
CPU multiplier (bus/core ratio)Known for one25
ECC supported by processorKnown for oneNo
Memory1 differ
Internal memoryDiffers2 GB4 GB
Memory layout (slots x size)Known for one1 x 2 GB
Storage3 differ
Total storage capacityDiffers320 GB500 GB
HDD capacityKnown for one500 GB
HDD speedDiffers5400 RPM7200 RPM
Optical drive typeDiffersNoDVD±RW
Graphics3 differ
Graphics card familyDiffersAMDIntel, NVIDIA
On-board graphics card familyDiffersAMD Radeon HD 6000Intel® HD Graphics
On-board graphics card modelDiffersAMD Radeon HD 6320Intel® HD Graphics 3000
On-board graphics card base frequencyKnown for one650 MHz
On-board graphics card dynamic frequency (max)Known for one1300 MHz
On-board graphics card IDKnown for one0x116
Discrete graphics cardKnown for oneNo
Discrete graphics card modelKnown for oneNot available
Audio1 differ
Speaker powerDiffers2 W1 W
Network1 differ
Mobile network connectionKnown for oneYes
Mobile network generationKnown for one3G
Wi-Fi standardsDiffers802.11a, 802.11b, 802.11g802.11b, 802.11g, Wi-Fi 4 (802.11n)
Ethernet LAN data ratesKnown for one10,100,1000 Mbit/s
Integrated 4G WiMAXKnown for oneYes
Cabling technologyKnown for one10/100/1000Base-T(X)
Ports & interfaces4 differ
USB 2.0 ports quantityDiffers23
DisplayPorts quantityKnown for one1
Firewire (IEEE 1394) portsKnown for one1
Docking connectorDiffersNoYes
ExpressCard slotDiffersNoYes
SmartCard slotDiffersYesNo
HDMI ports quantityKnown for one1
Performance1 differ
Motherboard chipsetDiffersAMD A50MIntel® QM67 Express
Software1 differ
Operating system installedDiffersWindows 7 Home PremiumWindows 7 Professional
Processor special featuresidentical
Intel® Wireless Display (Intel® WiDi)Known for oneYes
CPU configuration (max)Known for one1
Embedded options availableKnown for oneNo
Enhanced Intel SpeedStep TechnologyKnown for oneYes
Execute Disable BitKnown for oneYes
Graphics & IMC lithographyKnown for one32 nm
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 oneYes
Intel Enhanced Halt StateKnown for oneYes
Intel FDI TechnologyKnown for oneYes
Intel Fast Memory AccessKnown for oneYes
Intel Flex Memory AccessKnown for oneYes
Intel Identity Protection Technology versionKnown for one1.00
Intel Rapid Storage TechnologyKnown for oneNo
Intel Trusted Execution TechnologyKnown for oneNo
Intel VT-x with Extended Page Tables (EPT)Known for oneYes
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 oneYes
Intel® Anti-Theft Technology (Intel® AT)Known for oneYes
Intel® Clear Video HD Technology (Intel® CVT HD)Known for oneYes
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)Known for oneNo
Intel® Hyper Threading Technology (Intel® HT Technology)Known for oneYes
Intel® Identity Protection Technology (Intel® IPT)Known for oneYes
Intel® InTru™ 3D TechnologyKnown for oneYes
Intel® Insider™Known for oneYes
Intel® My WiFi Technology (Intel® MWT)Known for oneYes
Intel® Quick Sync Video TechnologyKnown for oneYes
Intel® Smart CacheKnown for oneYes
Intel® Turbo Boost TechnologyKnown for one2.0
Processor ARK IDKnown for one53452
Processor codeKnown for oneSR04Z
Processor package sizeKnown for one37.5x37.5 (rPGA988B); 31 x 24 (BGA1023)
Supported instruction setsKnown for oneAVX
Thermal Monitoring TechnologiesKnown for oneYes
Conflict-Free processorKnown for oneNo
Battery1 differ
Battery life (max)Differs6.2 h8.4 h
Securityidentical
Fingerprint readerKnown for oneYes
Cable lock slot typeKnown for oneIBM
Weight & dimensions5 differ
WeightDiffers1.79 kg2.57 kg
WidthDiffers322 mm372.8 mm
DepthDiffers228 mm245.1 mm
Height (front)Differs2.67 cm3.18 cm
Height (rear)Differs3.09 cm3.56 cm
Designidentical
Product colourKnown for oneRed
Optical driveidentical
LightScribeKnown 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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