Product comparison · 2 laptops

HP 15-r256tu Intel® Celeron® N2840 Laptop vs Lenovo 100 15

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  • 140specifications compared
  • 11differ
  • 129identical
  • 44known for one product only

Key differences

  • Product colour
    • 15-r256tu Intel® Celeron® N2840 Laptop:Black, Grey
    • 100 15:Black
  • Memory clock speed
    • 15-r256tu Intel® Celeron® N2840 Laptop:1600 MHz
    • 100 15:1333 MHz
  • HDD interface
    • 15-r256tu Intel® Celeron® N2840 Laptop:SATA
    • 100 15:SATA III
  • Compatible memory cards
    • 15-r256tu Intel® Celeron® N2840 Laptop:SD
    • 100 15:MMC, SD, SDHC, SDXC
  • Bluetooth
    • 15-r256tu Intel® Celeron® N2840 Laptop:Yes
    • 100 15:No
  • USB 2.0 ports quantity
    • 15-r256tu Intel® Celeron® N2840 Laptop:2
    • 100 15:1
  • Number of battery cells
    • 15-r256tu Intel® Celeron® N2840 Laptop:4
    • 100 15:3
  • Battery capacity
    • 15-r256tu Intel® Celeron® N2840 Laptop:41 Wh
    • 100 15:24 Wh

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Comparison of 15-r256tu, 100 15
184 specifications
Design1 differ
Product typeLaptopLaptop
Product colourDiffersBlack, GreyBlack
Form factorClamshellClamshell
Country of originKnown for oneChinaUnknown — not stated by the source
Housing materialKnown for oneUnknown — not stated by the sourcePlastic
Market positioningKnown for oneUnknown — not stated by the sourceBusiness
Displayidentical
Display diagonal39.6 cm (15.6")39.6 cm (15.6")
Display resolution1366 x 768 pixels1366 x 768 pixels
TouchscreenNoNo
HD typeKnown for oneHDUnknown — not stated by the source
LED backlightYesYes
Native aspect ratio16:916:9
Display surfaceKnown for oneGlossUnknown — not stated by the source
Display brightnessKnown for oneUnknown — not stated by the source200 cd/m²
Contrast ratio (typical)Known for oneUnknown — not stated by the source400:1
Processoridentical
Processor manufacturerIntelIntel
Processor familyIntel® Celeron®Intel® Celeron®
Processor modelN2840N2840
Processor cores22
Processor threads22
Processor boost frequency2.58 GHz2.58 GHz
Processor frequency2.16 GHz2.16 GHz
Processor cache1 MB1 MB
Processor cache typeL2L2
Processor socketBGA 1170BGA 1170
Processor lithography22 nm22 nm
Processor operating modes32-bit, 64-bit32-bit, 64-bit
Processor seriesIntel Celeron Processor N2000 Series for MobileIntel Celeron Processor N2000 Series for Mobile
Processor codenameBay TrailBay Trail
FSB ParityNoNo
SteppingC0C0
Thermal Design Power (TDP)7.5 W7.5 W
Scenario Design Power (SDP)4.5 W4.5 W
Tjunction100 °C100 °C
Maximum number of PCI Express lanes44
PCI Express configurations1x41x4
PCI Express slots version2.02.0
ECC supported by processorNoNo
Memory1 differ
Internal memory4 GB4 GB
Internal memory typeDDR3L-SDRAMDDR3L-SDRAM
Memory clock speedDiffers1600 MHz1333 MHz
Memory form factorSO-DIMMSO-DIMM
Memory layout (slots x size)1 x 4 GB1 x 4 GB
Memory slotsKnown for oneUnknown — not stated by the source1x SO-DIMM
Maximum internal memoryKnown for oneUnknown — not stated by the source8 GB
Maximum internal memory (64-bit)Known for oneUnknown — not stated by the source8 GB
Storage2 differ
Total storage capacity500 GB500 GB
Storage mediaHDDHDD
Number of HDDs installed11
HDD capacity500 GB500 GB
HDD interfaceDiffersSATASATA III
HDD speed5400 RPM5400 RPM
HDD size2.5"2.5"
Optical drive typeDVD±RWDVD±RW
Card reader integratedYesYes
Compatible memory cardsDiffersSDMMC, SD, SDHC, SDXC
Graphicsidentical
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 modelIntel® HD GraphicsIntel® HD Graphics
On-board graphics card base frequency311 MHz311 MHz
On-board graphics card burst frequency792 MHz792 MHz
On-board graphics card dynamic frequency (max)792 MHz792 MHz
Number of discrete graphics cards installedKnown for one0Unknown — not stated by the source
Number of discrete graphics cards supportedKnown for one1Unknown — not stated by the source
Maximum resolutionKnown for oneUnknown — not stated by the source1920 x 1080 pixels
Audioidentical
Number of built-in speakersKnown for one2Unknown — not stated by the source
Built-in microphoneYesYes
Audio systemKnown for oneUnknown — not stated by the sourceHD
Speaker powerKnown for oneUnknown — not stated by the source1.5 W
Cameraidentical
Front cameraYesYes
Front camera resolution (numeric)Known for oneUnknown — not stated by the source0.3 MP
Optical driveidentical
LightScribeKnown for oneNoUnknown — not stated by the source
Disc types supportedKnown for oneCD, DVDUnknown — not stated by the source
Network1 differ
Wi-FiKnown for oneYesUnknown — not stated by the source
Wi-Fi standardsKnown for one802.11b, 802.11g, Wi-Fi 4 (802.11n)Unknown — not stated by the source
Ethernet LANYesYes
Ethernet LAN data rates10,100 Mbit/s10,100 Mbit/s
BluetoothDiffersYesNo
Bluetooth versionKnown for one4.0Unknown — not stated by the source
Ports & interfaces1 differ
USB 2.0 ports quantityDiffers21
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity11
Ethernet LAN (RJ-45) ports11
HDMI ports quantity11
DisplayPorts quantity00
DVI portNoNo
VGA (D-Sub) ports quantity00
Thunderbolt ports quantity00
Thunderbolt 2 ports quantityKnown for one0Unknown — not stated by the source
Headphone outputs00
S/PDIF out portNoNo
Combo headphone/mic portYesYes
Microphone inNoNo
Docking connectorNoNo
ExpressCard slotNoNo
CardBus PCMCIA slots quantity00
CardBus PCMCIA slot typeNoNo
SmartCard slotNoNo
Total number of SATA connectors22
Keyboardidentical
Pointing deviceTouchpadTouchpad
Numeric keypadYesYes
Island-style keyboardKnown for oneYesUnknown — not stated by the source
Full-size keyboardKnown for oneYesUnknown — not stated by the source
Windows keysYesYes
Softwareidentical
Operating system installedWindows 8.1Windows 8.1
Operating system architecture64-bit64-bit
Drivers includedKnown for oneYesUnknown — not stated by the source
Processor special featuresidentical
Intel® Wireless Display (Intel® WiDi)YesYes
CPU configuration (max)11
Embedded options availableNoNo
Enhanced Intel SpeedStep TechnologyYesYes
Execute Disable BitYesYes
Graphics & IMC lithography22 nm22 nm
Idle StatesYesYes
Intel 64YesYes
Intel Clear Video TechnologyNoNo
Intel Demand Based SwitchingNoNo
Intel Dual Display Capable TechnologyNoNo
Intel Enhanced Halt StateYesYes
Intel FDI TechnologyNoNo
Intel Fast Memory AccessNoNo
Intel Flex Memory AccessNoNo
Intel Rapid Storage TechnologyNoNo
Intel Secure Key Technology version1.001.00
Intel Smart Connect TechnologyYesYes
Intel Smart Connect Technology version1.001.00
Intel Trusted Execution TechnologyNoNo
Intel VT-x with Extended Page Tables (EPT)NoNo
Intel Virtualization Technology (VT-x)YesYes
Intel Virtualization Technology for Directed I/O (VT-d)NoNo
Intel® AES New Instructions (Intel® AES-NI)NoNo
Intel® Anti-Theft Technology (Intel® AT)NoNo
Intel® Clear Video HD Technology (Intel® CVT HD)NoNo
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)NoNo
Intel® Hyper Threading Technology (Intel® HT Technology)NoNo
Intel® InTru™ 3D TechnologyNoNo
Intel® Insider™NoNo
Intel® My WiFi Technology (Intel® MWT)NoNo
Intel® Quick Sync Video TechnologyYesYes
Intel® Secure KeyYesYes
Intel® Turbo Boost TechnologyNoNo
Intel® Virtualization Technology (Intel® VT)VT-xVT-x
Processor ARK ID8210382103
Processor codeSR1YJSR1YJ
Processor package size25 x 27 mm25 x 27 mm
Thermal Monitoring TechnologiesNoNo
Conflict-Free processorYesYes
Intel® Active Management Technology (Intel® AMT)Known for oneUnknown — not stated by the sourceNo
Intel® High Definition Audio (Intel® HD Audio)Known for oneUnknown — not stated by the sourceNo
Intel® Identity Protection Technology (Intel® IPT)Known for oneUnknown — not stated by the sourceNo
Intel® Matrix Storage Technology (Intel® MST)Known for oneUnknown — not stated by the sourceNo
Intel® Rapid Start TechnologyKnown for oneUnknown — not stated by the sourceNo
Intel® Small Business Advantage (Intel® SBA)Known for oneUnknown — not stated by the sourceNo
Intel® Smart Response TechnologyKnown for oneUnknown — not stated by the sourceNo
Battery2 differ
Battery technologyLithium-Ion (Li-Ion)Lithium-Ion (Li-Ion)
Number of battery cellsDiffers43
Battery capacityDiffers41 Wh24 Wh
Battery life (max)Known for oneUnknown — not stated by the source4 h
Poweridentical
AC adapter power45 W45 W
AC adapter frequency50 - 60 Hz50 - 60 Hz
AC adapter input voltage100 - 240 V100 - 240 V
DC-in jackYesYes
Securityidentical
Cable lock slotYesYes
Cable lock slot typeKensingtonKensington
Password protectionYesYes
Password protection typeKnown for oneUnknown — not stated by the sourceHDD, Power on, Supervisor
Sustainabilityidentical
Sustainability certificatesEPEAT Silver, ENERGY STAREPEAT Silver, ENERGY STAR
Weight & dimensions3 differ
WeightDiffers2.23 kg2.3 kg
Width378 mm378 mm
DepthDiffers259 mm265 mm
HeightDiffers25.3 mm22.6 mm
Packaging dataidentical
Package widthKnown for one508 mmUnknown — not stated by the source
Package depthKnown for one76 mmUnknown — not stated by the source
Package heightKnown for one305 mmUnknown — not stated by the source
Package weightKnown for one3.09 kgUnknown — not stated by the source
Packaging contentidentical
AC adapter includedYesYes
ManualYesYes
Power cord includedYesYes
Quick start guideKnown for oneYesUnknown — not stated by the source
Warranty cardKnown for oneYesUnknown — not stated by the source
Other featuresidentical
3DKnown for oneNoUnknown — not stated by the source
Performanceidentical
Motherboard chipsetKnown for oneUnknown — not stated by the sourceIntel SoC
Certificatesidentical
Compliance certificatesKnown for oneUnknown — not stated by the sourceRoHS

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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