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Product comparison · 2 laptops

ASUS F551CA-SX040H Intel® Pentium® 2117U Laptop vs Lenovo ThinkPad T440

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  • 128specifications compared
  • 66differ
  • 62identical
  • 77known 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
  • HD type
    • Not supported
    • HD+
  • Processor family
    • Intel® Pentium®
    • Intel® Core™ i5
  • Processor model
    • 2117U
    • i5-4300U
  • Processor threads
    • 2
    • 4
  • Processor frequency
    • 1.8 GHz
    • 1.9 GHz
  • Processor cache
    • 2 MB
    • 3 MB

Side by side

Differences highlightedShow differences only
205 specifications
A

ASUS

F551CA-SX040H Intel® Pentium® 2117U Laptop

Model F551CA-SX040H

View product
B

Lenovo

ThinkPad T440View product
Designidentical
Product typeLaptopLaptop
Product colourBlackBlack
Form factorClamshellClamshell
Display3 differ
Display diagonalDiffers39.6 cm (15.6")35.6 cm (14")
Display resolutionDiffers1366 x 768 pixels1600 x 900 pixels
TouchscreenNoNo
Touchscreen typeKnown for oneCapacitive
HD typeDiffersNot supportedHD+
Touch technologyKnown for oneMulti-touch
LED backlightYesYes
Native aspect ratio16:916:9
Display brightnessKnown for one250 cd/m²
Contrast ratio (typical)Known for one400:1
Processor14 differ
Processor manufacturerIntelIntel
Processor familyDiffersIntel® Pentium®Intel® Core™ i5
Processor generationKnown for one4th gen Intel® Core™ i5
Processor modelDiffers2117Ui5-4300U
Processor cores22
Processor threadsDiffers24
Processor boost frequencyKnown for one2.9 GHz
Processor frequencyDiffers1.8 GHz1.9 GHz
System bus rate5 GT/s5 GT/s
Processor cacheDiffers2 MB3 MB
Processor cache typeSmart CacheSmart Cache
Processor socketDiffersBGA 1023BGA 1168
Processor lithography22 nm22 nm
Processor operating modes64-bit64-bit
Processor seriesDiffersIntel Pentium 2000 series for MobileIntel Core i5-4300 Mobile series
Processor codenameDiffersIvy BridgeHaswell
Bus typeDiffersDMIDMI2
FSB ParityNoNo
SteppingDiffersP0D0
Thermal Design Power (TDP)Differs17 W15 W
TjunctionDiffers105 °C100 °C
Maximum number of PCI Express lanesDiffers1612
PCI Express configurationsDiffers1x16, 2x8, 1x8+2x44x1, 2x4
PCI Express slots version2.02.0
ECC supported by processorNoNo
CPU multiplier (bus/core ratio)Known for one18
Memoryidentical
Internal memory4 GB4 GB
Internal memory typeDDR3-SDRAMDDR3-SDRAM
Memory clock speed1600 MHz1600 MHz
Memory form factorKnown for oneSO-DIMM
Memory layout (slots x size)1 x 4 GB1 x 4 GB
Memory slotsKnown for one1x SO-DIMM
Maximum internal memoryKnown for one8 GB
Maximum internal memory (64-bit)Known for one8 GB
Storage5 differ
Total storage capacityDiffers500 GB516 GB
Storage mediaDiffersHDDHDD+SSD
Number of HDDs installed11
HDD capacity500 GB500 GB
HDD interfaceDiffersSATASATA III
HDD speedDiffers5400 RPM7200 RPM
HDD sizeKnown for one2.5"
Number of SSDs installedKnown for one1
SSD capacityKnown for one16 GB
SSD interfaceKnown for oneSATA III
Card reader integratedYesYes
Compatible memory cardsDiffersSDMMC, SD, SDHC, SDXC
Optical drive typeKnown for oneDVD Super Multi DL
Graphics3 differ
On-board graphics cardYesYes
Discrete graphics cardNoNo
Discrete graphics card modelNot availableNot available
On-board graphics card familyIntel® HD GraphicsIntel® HD Graphics
On-board graphics card modelDiffersIntel® HD GraphicsIntel® HD Graphics 4400
Maximum on-board graphics card memoryKnown for one1.74 GB
On-board graphics card base frequencyDiffers350 MHz200 MHz
On-board graphics card dynamic frequency (max)Differs1000 MHz1100 MHz
On-board graphics card DirectX versionKnown for one12
On-board graphics card IDKnown for one0xA16
Audio1 differ
Audio systemDiffersSRS Premium SoundHigh Definition Audio
Number of built-in speakersKnown for one2
Speaker powerKnown for one1 W
Built-in microphoneYesYes
Cameraidentical
Front cameraYesYes
Network3 differ
Wi-FiYesYes
Top Wi-Fi standardKnown for oneWi-Fi 5 (802.11ac)
Wi-Fi standardsDiffers802.11b, 802.11g, Wi-Fi 4 (802.11n)Wi-Fi 5 (802.11ac)
Ethernet LANYesYes
Ethernet LAN data ratesDiffers10,100 Mbit/s10,100,1000 Mbit/s
BluetoothDiffersNoYes
Bluetooth versionKnown for one4.0
Integrated 4G WiMAXKnown for oneNo
Ports & interfaces6 differ
USB 2.0 ports quantityDiffers10
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers12
eSATA/USB 2.0 ports quantity00
eSATA/USB 3.2 Gen 1 (3.1 Gen 1) ports quantity00
eSATA ports quantity00
Ethernet LAN (RJ-45) ports11
HDMI ports quantityDiffers10
DisplayPorts quantity00
Mini DisplayPorts quantityKnown for one1
DVI portNoNo
Mini DisplayPort/Thunderbolt combo portKnown for oneNo
VGA (D-Sub) ports quantity11
Firewire (IEEE 1394) ports00
Thunderbolt ports quantity00
Thunderbolt 2 ports quantityKnown for one0
Mini HDMI ports quantityKnown for one0
Micro HDMI ports quantityKnown for one0
LAN/VGA combo portKnown for oneNo
Mini VGA ports quantityKnown for one0
Headphone outputsDiffers10
S/PDIF out portNoNo
Combo headphone/mic portKnown for oneYes
Line-inKnown for oneNo
Microphone inDiffersYesNo
Docking connectorDiffersNoYes
ExpressCard slotNoNo
CardBus PCMCIA slots quantity00
CardBus PCMCIA slot typeNoNo
SmartCard slotNoNo
TV-outKnown for oneNo
Serial ports quantityKnown for one0
Total number of SATA connectorsKnown for one4
Number of SATA III connectorsKnown for one4
USB Sleep-and-ChargeKnown for oneYes
USB Sleep-and-Charge portsKnown for one1
Performance1 differ
Motherboard chipsetDiffersIntel® HM70 ExpressSiS M672
Keyboard1 differ
Pointing deviceKnown for oneThinkPad UltraNav
Keyboard backlitKnown for oneYes
Numeric keypadDiffersYesNo
Spill-resistant keyboardKnown for oneYes
Windows keysYesYes
Software1 differ
Operating system installedDiffersWindows 8Windows 8 Pro
Operating system architecture64-bit64-bit
Processor special features22 differ
Intel® Wireless Display (Intel® WiDi)DiffersNoYes
CPU configuration (max)11
Embedded options availableDiffersNoYes
Enhanced Intel SpeedStep TechnologyYesYes
Execute Disable BitYesYes
Idle StatesYesYes
Intel 64YesYes
Intel Active Management Technology versionKnown for one9.5
Intel Clear Video TechnologyNoNo
Intel Demand Based SwitchingNoNo
Intel Dual Display Capable TechnologyDiffersYesNo
Intel Enhanced Halt StateYesYes
Intel FDI TechnologyDiffersYesNo
Intel Fast Memory AccessDiffersYesNo
Intel Flex Memory AccessDiffersYesNo
Intel Identity Protection Technology versionKnown for one1.00
Intel ME Firmware VersionKnown for one9.5
Intel Rapid Storage TechnologyDiffersNoYes
Intel Secure Key Technology versionKnown for one1.00
Intel Small Business Advantage (SBA) versionKnown for one1.00
Intel Smart Connect TechnologyKnown for oneYes
Intel Smart Connect Technology versionKnown for one1.00
Intel Smart Response Technology versionKnown for one1.00
Intel Stable Image Platform Program (SIPP)Known for oneYes
Intel Stable Image Platform Program (SIPP) versionKnown for one1.00
Intel TSX-NIKnown for oneNo
Intel TSX-NI versionKnown for one0.00
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)DiffersNoYes
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)NoNo
Intel® High Definition Audio (Intel® HD Audio)Known for oneYes
Intel® Hyper Threading Technology (Intel® HT Technology)DiffersNoYes
Intel® Identity Protection Technology (Intel® IPT)Known for oneYes
Intel® InTru™ 3D TechnologyDiffersNoYes
Intel® Insider™DiffersNoYes
Intel® Matrix Storage Technology (Intel® MST)Known for oneNo
Intel® My WiFi Technology (Intel® MWT)DiffersYesNo
Intel® Quick Sync Video TechnologyDiffersNoYes
Intel® Rapid Start TechnologyKnown for oneYes
Intel® Secure KeyKnown for oneYes
Intel® Small Business Advantage (Intel® SBA)Known for oneYes
Intel® Smart CacheYesYes
Intel® Smart Response TechnologyKnown for oneYes
Intel® Turbo Boost TechnologyDiffersNo2.0
Processor ARK IDDiffers7146976308
Processor codeDiffersSR0VQSR1ED
Processor package sizeDiffers31 x 24 mm40 x 24 x 1.5 mm
Supported instruction setsDiffersSSE4.1, SSE4.2AVX 2.0, SSE4.1, SSE4.2
Thermal Monitoring TechnologiesYesYes
UARTKnown for oneYes
Conflict-Free processorYesYes
Graphics & IMC lithographyKnown for one22 nm
Battery1 differ
Battery technologyLithium-Ion (Li-Ion)Lithium-Ion (Li-Ion)
Number of battery cellsDiffers43+3
Battery life (max)Known for one8.6 h
Battery capacityKnown for one2600 mAh
Poweridentical
AC adapter powerKnown for one45 W
DC-in jackYesYes
Security1 differ
Cable lock slotDiffersNoYes
Fingerprint readerKnown for oneYes
Trusted Platform Module (TPM)Known for oneYes
Password protectionKnown for oneYes
Password protection typeKnown for oneHDD, Power on, Supervisor
Certificatesidentical
Compliance certificatesKnown for oneRoHS
Sustainabilityidentical
Sustainability certificatesKnown for oneEPEAT Gold, ENERGY STAR
Weight & dimensions4 differ
WeightDiffers2.15 kg1.68 kg
WidthDiffers380 mm339 mm
DepthDiffers251 mm232.5 mm
HeightDiffers31 mm21 mm
Packaging contentidentical
AC adapter includedKnown for oneYes
Power cord includedKnown for oneYes
Other featuresidentical
3DKnown for oneNo
Intel segment taggingKnown for oneHome office, Small Business
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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