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Product comparison · 2 laptops

Acer Aspire AS5749Z-4802 Intel® Pentium® B950 vs Lenovo L420 + Mini Dock Series 3 (DK)

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  • 118specifications compared
  • 44differ
  • 74identical
  • 40known for one product only

Key differences

  • Display diagonal
    • 39.6 cm (15.6")
    • 35.6 cm (14")
  • Processor family
    • Intel® Pentium®
    • Intel® Core™ i5
  • Processor model
    • B950
    • i5-2450M
  • Processor threads
    • 2
    • 4
  • Processor frequency
    • 2.1 GHz
    • 2.5 GHz
  • Processor cache
    • 2 MB
    • 3 MB
  • Processor cache type
    • L3
    • Smart Cache
  • Tjunction
    • 85 °C
    • 100 °C

Side by side

Differences highlightedShow differences only
158 specifications
A

Acer

Aspire AS5749Z-4802 Intel® Pentium® B950

Model AS5749Z-4802

View product
B

Lenovo

L420 + Mini Dock Series 3 (DK)View product
Designidentical
Form factorKnown for oneClamshell
Display1 differ
Display diagonalDiffers39.6 cm (15.6")35.6 cm (14")
Processor10 differ
Processor familyDiffersIntel® Pentium®Intel® Core™ i5
Processor modelDiffersB950i5-2450M
Processor threadsDiffers24
Processor frequencyDiffers2.1 GHz2.5 GHz
Processor cacheDiffers2 MB3 MB
Processor cache typeDiffersL3Smart Cache
Processor socketKnown for onePGA988
Processor seriesDiffersIntel Pentium B900 Series for MobileIntel Core i5-2400 Mobile Series
TjunctionDiffers85 °C100 °C
PCI Express configurationsDiffers1x8, 2x16, 1x8+2x41x16, 2x8, 1x8+2x4
CPU multiplier (bus/core ratio)Differs2125
Compatible processor seriesKnown for oneIntel® Pentium® Dual-Core
Processor generationKnown for one2nd gen Intel® Core™ i5
Processor boost frequencyKnown for one3.1 GHz
SteppingKnown for oneJ1
Memory2 differ
Internal memoryDiffers3 GB4 GB
Memory clock speedDiffers1066 MHz1333 MHz
Memory slotsKnown for one2x SO-DIMM
Storage1 differ
HDD capacityKnown for one500 GB
Optical drive typeDiffersDVD±RWDVD-RW
Compatible memory cardsKnown for oneMMC, SD
HDD speedKnown for one7200 RPM
HDD sizeKnown for one2.5"
Graphics2 differ
On-board graphics card modelDiffersIntel® HD GraphicsIntel® HD Graphics 3000
On-board graphics card dynamic frequency (max)Differs1100 MHz1300 MHz
Discrete graphics cardKnown for oneNo
Discrete graphics card modelKnown for oneNot available
On-board graphics card IDKnown for one0x116
Audioidentical
Built-in microphoneKnown for oneYes
Audio system full duplexKnown for oneYes
Audio systemKnown for oneHD
Optical driveidentical
Disc types supportedKnown for oneCD-R, CD-RW, DVD+R, DVD+RW, DVD-R, DVD-RW
Network1 differ
Networking featuresKnown for oneFast Ethernet
Wireless technologyKnown for oneWi-Fi
Top Wi-Fi standardKnown for oneWi-Fi 4 (802.11n)
Ethernet LAN data ratesKnown for one10,100,1000 Mbit/s
Integrated 4G WiMAXDiffersNoYes
Ports & interfaces5 differ
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers03
eSATA ports quantityDiffers01
HDMI ports quantityDiffers10
DisplayPorts quantityDiffers01
ExpressCard slotDiffersNoYes
USB 1.1 ports quantityKnown for one0
Performanceidentical
Motherboard chipsetKnown for oneIntel® HM65 Express
Keyboard1 differ
Pointing deviceKnown for oneTouchpad
Numeric keypadDiffersYesNo
Software1 differ
Operating system installedDiffersWindows 7 Home BasicWindows 7 Professional
Processor special features15 differ
Intel® Wireless Display (Intel® WiDi)DiffersNoYes
Intel VT-x with Extended Page Tables (EPT)DiffersNoYes
Intel Virtualization Technology (VT-x)DiffersNoYes
Intel® AES New Instructions (Intel® AES-NI)DiffersNoYes
Intel® Anti-Theft Technology (Intel® AT)DiffersNoYes
Intel® Clear Video HD Technology (Intel® CVT HD)DiffersNoYes
Intel® Hyper Threading Technology (Intel® HT Technology)DiffersNoYes
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 IDDiffers5562753452
Processor package sizeDiffers37.5x37.5 (rPGA988B)37.5x37.5 (rPGA988B); 31 x 24 (BGA1023)
Supported instruction setsDiffersSSE4.xAVX
Intel Identity Protection Technology versionKnown for one1.00
Intel® Identity Protection Technology (Intel® IPT)Known for oneYes
Intel® Smart CacheKnown for oneYes
Processor codeKnown for oneSR04Z
Battery1 differ
Number of battery cellsKnown for one6
Battery capacityKnown for one4400 mAh
Battery life (max)Differs4 h11.6 h
Poweridentical
AC adapter powerKnown for one65 W
Security1 differ
Cable lock slotDiffersNoYes
Cable lock slot typeKnown for oneKensington
Weight & dimensions3 differ
WeightDiffers2.4 kg2.3 kg
WidthDiffers381 mm3439 mm
DepthDiffers253 mm2329 mm
HeightKnown for one34.7 mm
Height (front)Known for one3.2 cm
Height (rear)Known for one3.6 cm
Packaging contentidentical
ManualKnown for oneYes
Other featuresidentical
Compliance industry standardsKnown for oneIEEE 802.3, IEEE 802.3u
Power supply typeKnown for oneAC/DC
Intel segment taggingKnown for oneHome office, Small Business

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