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Product comparison · 2 laptops

Acer Aspire AS5742G-374G50 Intel® Core™ i3 i3-370M vs Lenovo ThinkPad W520 Intel® Core™ i7 i7-2820QM

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  • 111specifications compared
  • 52differ
  • 59identical
  • 59known for one product only

Key differences

  • Display resolution
    • 1366 x 768 pixels
    • 1920 x 1080 pixels
  • Processor family
    • Intel® Core™ i3
    • Intel® Core™ i7
  • Processor generation
    • Intel® Core™ i3
    • 2nd gen Intel® Core™ i7
  • Processor model
    • i3-370M
    • i7-2820QM
  • Processor cores
    • 2
    • 4
  • Processor threads
    • 4
    • 8
  • Processor frequency
    • 2.4 GHz
    • 2.3 GHz
  • Processor cache
    • 3 MB
    • 8 MB

Side by side

Differences highlightedShow differences only
170 specifications
A

Acer

Aspire AS5742G-374G50 Intel® Core™ i3 i3-370M

Model AS5742G-374G50

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B

Lenovo

ThinkPad W520 Intel® Core™ i7 i7-2820QM

Model W520

View product
Designidentical
Product colourBlackBlack
Display1 differ
Display diagonal39.6 cm (15.6")39.6 cm (15.6")
Display resolutionDiffers1366 x 768 pixels1920 x 1080 pixels
HD typeKnown for oneFull HD
LED backlightKnown for oneYes
Native aspect ratio16:916:9
Display number of coloursKnown for one16.78 million colours
Processor15 differ
Processor manufacturerIntelIntel
Processor familyDiffersIntel® Core™ i3Intel® Core™ i7
Processor generationDiffersIntel® Core™ i32nd gen Intel® Core™ i7
Processor modelDiffersi3-370Mi7-2820QM
Processor coresDiffers24
Processor threadsDiffers48
Processor boost frequencyKnown for one3.4 GHz
Processor frequencyDiffers2.4 GHz2.3 GHz
Processor cacheDiffers3 MB8 MB
Processor cache typeSmart CacheSmart Cache
Processor front side busKnown for one1600 MHz
Processor socketDiffersSocket 988Socket 1224
Processor lithography32 nm32 nm
Processor operating modes64-bit64-bit
Processor seriesDiffersIntel Core i3-300 Mobile SeriesIntel Core i7-2800 Mobile Series
Processor codenameDiffersArrandaleSandy Bridge
Bus typeDMIDMI
FSB ParityNoNo
SteppingDiffersK0D2
Thermal Design Power (TDP)Differs35 W45 W
TjunctionDiffers90 °C100 C
Maximum number of PCI Express lanes1616
PCI Express configurationsDiffers1x161x16, 2x8, 1x8+2x4
PCI Express slots version2.02.0
CPU multiplier (bus/core ratio)Differs1823
ECC supported by processorNoNo
System bus rateKnown for one2.5 GT/s
Number of Processing Die TransistorsKnown for one382 M
Processing Die sizeKnown for one81 mm²
Memory3 differ
Internal memoryDiffers4 GB8 GB
Internal memory typeDDR3-SDRAMDDR3-SDRAM
Memory clock speedDiffers1066 MHz1333 MHz
Memory slotsKnown for one4x SO-DIMM
Memory slots (available)Known for one2
Maximum internal memoryDiffers8 GB32 GB
Memory layout (slots x size)Known for one2 x 2 GB
Storage1 differ
Total storage capacity500 GB500 GB
Storage mediaKnown for oneHDD
Number of HDDs installedKnown for one1
HDD capacityKnown for one500 GB
HDD interfaceSATASATA
HDD speedDiffers5400 RPM7200 RPM
Optical drive typeDVD-RWDVD-RW
Card reader integratedYesYes
Compatible memory cardsKnown for oneMMC
Graphics3 differ
On-board graphics cardYesYes
Discrete graphics cardKnown for oneYes
Discrete graphics card modelKnown for oneNVIDIA® Quadro® 2000M
Discrete graphics card memoryKnown for one2 GB
Graphics card familyKnown for oneIntel, NVIDIA
Discrete graphics memory typeKnown for oneGDDR3
On-board graphics card familyIntel® HD GraphicsIntel® HD Graphics
On-board graphics card modelDiffersIntel® HD GraphicsIntel® HD Graphics 3000
On-board graphics card base frequencyDiffers500 MHz650 MHz
On-board graphics card dynamic frequency (max)Differs667 MHz1300 MHz
On-board graphics card IDKnown for one0x116
Number of discrete graphics cardsKnown for one1
Maximum resolutionKnown for one1920 x 1080 pixels
Audioidentical
Number of built-in speakersKnown for one2
Speaker powerKnown for one1 W
Built-in microphoneKnown for oneYes
Networkidentical
Wi-FiYesYes
Networking featuresKnown for oneGigabit Ethernet
Wireless technologyKnown for oneWi-Fi
Wi-Fi standardsKnown for one802.11a, 802.11g, Wi-Fi 4 (802.11n)
Ethernet LANYesYes
Ethernet LAN data ratesKnown for one10,100,1000 Mbit/s
BluetoothNoNo
Cabling technology10/100/1000Base-T(X)10/100/1000Base-T(X)
Integrated 4G WiMAXKnown for oneYes
Ports & interfaces5 differ
USB 2.0 ports quantityDiffers31
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers02
eSATA/USB 2.0 ports quantityDiffers01
eSATA/USB 3.2 Gen 1 (3.1 Gen 1) ports quantity00
eSATA ports quantity00
Ethernet LAN (RJ-45) ports11
HDMI ports quantityDiffers10
DisplayPorts quantityDiffers01
DVI portNoNo
VGA (D-Sub) ports quantity11
Firewire (IEEE 1394) ports00
Thunderbolt ports quantity00
Headphone outputs11
S/PDIF out portNoNo
Microphone inYesYes
Docking connectorNoNo
ExpressCard slotKnown for oneYes
CardBus PCMCIA slots quantity00
CardBus PCMCIA slot typeNoNo
TV-outNoNo
SmartCard slotKnown for oneNo
Performanceidentical
Motherboard chipsetKnown for oneIntel® QM67 Express
Keyboardidentical
Pointing deviceKnown for oneThinkPad UltraNav
Numeric keypadKnown for oneNo
Full-size keyboardKnown for oneYes
Windows keysKnown for oneYes
Software1 differ
Operating system installedDiffersWindows 7 Home PremiumWindows 7 Professional
Operating system architecture64-bit64-bit
Processor special features17 differ
Intel® Wireless Display (Intel® WiDi)DiffersNoYes
CPU configuration (max)11
Embedded options availableNoNo
Enhanced Intel SpeedStep TechnologyYesYes
Execute Disable BitYesYes
Graphics & IMC lithographyDiffers45 nm32 nm
Idle StatesYesYes
Intel 64YesYes
Intel Clear Video TechnologyDiffersYesNo
Intel Demand Based SwitchingNoNo
Intel Dual Display Capable TechnologyYesYes
Intel Enhanced Halt StateYesYes
Intel FDI TechnologyYesYes
Intel Fast Memory AccessYesYes
Intel Flex Memory AccessYesYes
Intel Identity Protection Technology versionKnown for one1.00
Intel Rapid Storage TechnologyNoNo
Intel Trusted Execution TechnologyDiffersNoYes
Intel VT-x with Extended Page Tables (EPT)YesYes
Intel Virtualization Technology (VT-x)YesYes
Intel Virtualization Technology for Directed I/O (VT-d)DiffersNoYes
Intel® AES New Instructions (Intel® AES-NI)DiffersNoYes
Intel® Anti-Theft Technology (Intel® AT)DiffersNoYes
Intel® Clear Video HD Technology (Intel® CVT HD)YesYes
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)DiffersYesNo
Intel® Hyper Threading Technology (Intel® HT Technology)YesYes
Intel® Identity Protection Technology (Intel® IPT)Known for oneYes
Intel® InTru™ 3D TechnologyDiffersNoYes
Intel® Insider™DiffersNoYes
Intel® My WiFi Technology (Intel® MWT)DiffersNoYes
Intel® Quick Sync Video TechnologyDiffersNoYes
Intel® Turbo Boost TechnologyDiffersNo2.0
Processor ARK IDDiffers4902052227
Processor codeDiffersSLBUKSR00U
Processor package sizeDiffersrPGA 37.5x 37.5, BGA 34x2837.5 x 37.5 (rPGA988B); 31.0 x 24.0 (BGA1224)
Supported instruction setsDiffersSSE4.1, SSE4.2AVX
Thermal Monitoring TechnologiesYesYes
Conflict-Free processorNoNo
Intel® Smart CacheKnown for oneYes
Physical Address Extension (PAE)Known for oneYes
Battery1 differ
Battery technologyKnown for oneLithium-Ion (Li-Ion)
Number of battery cellsDiffers69
Battery life (max)Known for one8.9 h
Battery capacityKnown for one4400 mAh
Power1 differ
AC adapter powerDiffers65 W170 W
DC-in jackKnown for oneYes
Security1 differ
Cable lock slotDiffersNoYes
Fingerprint readerKnown for oneYes
Password protection typeKnown for oneHDD, Power on, Supervisor
Sustainabilityidentical
Sustainability certificatesKnown for oneEPEAT Gold, ENERGY STAR
Weight & dimensions3 differ
WeightDiffers2.6 kg3.11 kg
WidthDiffers381 mm372.8 mm
DepthDiffers253 mm245.1 mm
Height (front)Known for one3.16 cm
Height (rear)Known for one3.58 cm
Width (imperial)Known for one37.3 cm (14.7")
Depth (imperial)Known for one24.5 cm (9.65")
Height (front) (imperial)Known for one3.2 cm (1.26")
Height (rear) (imperial)Known for one3.58 cm (1.41")
HeightKnown for one34 mm
Packaging contentidentical
AC adapter includedKnown for oneYes
Other featuresidentical
Infrared data portNoNo
Compliance industry standardsKnown for oneIEEE 802.3, IEEE 802.3u, IEEE 802.3ab
Intel segment taggingKnown for oneProfessional
Supplied AC adapter typeACAC

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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