Product comparison · 2 laptops

Acer B115-M-P121 Intel® Pentium® N3540 Laptop vs Acer TravelMate P2 P257-M-57S8 Intel® Core™ i5 i5-5200U Laptop

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  • 102specifications compared
  • 48differ
  • 54identical
  • 56known for one product only

Key differences

  • Display diagonal
    • B115-M-P121 Intel® Pentium® N3540 Laptop:29.5 cm (11.6")
    • TravelMate P2 P257-M-57S8 Intel® Core™ i5 i5-5200U Laptop:39.6 cm (15.6")
  • Processor family
    • B115-M-P121 Intel® Pentium® N3540 Laptop:Intel® Pentium®
    • TravelMate P2 P257-M-57S8 Intel® Core™ i5 i5-5200U Laptop:Intel® Core™ i5
  • Processor model
    • B115-M-P121 Intel® Pentium® N3540 Laptop:N3540
    • TravelMate P2 P257-M-57S8 Intel® Core™ i5 i5-5200U Laptop:i5-5200U
  • Processor cores
    • B115-M-P121 Intel® Pentium® N3540 Laptop:4
    • TravelMate P2 P257-M-57S8 Intel® Core™ i5 i5-5200U Laptop:2
  • Processor boost frequency
    • B115-M-P121 Intel® Pentium® N3540 Laptop:2.66 GHz
    • TravelMate P2 P257-M-57S8 Intel® Core™ i5 i5-5200U Laptop:2.7 GHz
  • Processor frequency
    • B115-M-P121 Intel® Pentium® N3540 Laptop:2.16 GHz
    • TravelMate P2 P257-M-57S8 Intel® Core™ i5 i5-5200U Laptop:2.2 GHz
  • Processor cache
    • B115-M-P121 Intel® Pentium® N3540 Laptop:2 MB
    • TravelMate P2 P257-M-57S8 Intel® Core™ i5 i5-5200U Laptop:3 MB
  • Processor cache type
    • B115-M-P121 Intel® Pentium® N3540 Laptop:L2
    • TravelMate P2 P257-M-57S8 Intel® Core™ i5 i5-5200U Laptop:Smart Cache

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Comparison of B115-M-P121, P257-M-57S8
158 specifications
Designidentical
Product typeLaptopLaptop
Product colourBlackBlack
Form factorClamshellClamshell
Market positioningKnown for oneBusinessUnknown — not stated by the source
Display1 differ
Display diagonalDiffers29.5 cm (11.6")39.6 cm (15.6")
Display resolution1366 x 768 pixels1366 x 768 pixels
TouchscreenNoNo
HD typeHDHD
LED backlightYesYes
Native aspect ratio16:916:9
Processor16 differ
Processor manufacturerIntelIntel
Processor familyDiffersIntel® Pentium®Intel® Core™ i5
Processor generationKnown for oneUnknown — not stated by the source5th gen Intel® Core™ i5
Processor modelDiffersN3540i5-5200U
Processor coresDiffers42
Processor threads44
Processor boost frequencyDiffers2.66 GHz2.7 GHz
Processor frequencyDiffers2.16 GHz2.2 GHz
System bus rateKnown for oneUnknown — not stated by the source5 GT/s
Processor cacheDiffers2 MB3 MB
Processor cache typeDiffersL2Smart Cache
Processor socketDiffersBGA 1170BGA 1168
Processor lithographyDiffers22 nm14 nm
Processor operating modes32-bit, 64-bit32-bit, 64-bit
Processor seriesDiffersIntel® Pentium N3000 Series for MobileIntel® Core™ i5-5200 Mobile Series
Processor codenameDiffersBay TrailBroadwell
Bus typeKnown for oneUnknown — not stated by the sourceDMI2
SteppingDiffersC0F0
Thermal Design Power (TDP)Differs7.5 W15 W
Configurable TDP-downKnown for oneUnknown — not stated by the source7.5 W
Configurable TDP-down frequencyKnown for oneUnknown — not stated by the source0.6 GHz
TjunctionDiffers100 °C105 °C
Maximum number of PCI Express lanesDiffers412
PCI Express configurationsDiffers1x44x1, 2x4
PCI Express slots version2.02.0
Scenario Design Power (SDP)Known for one4.5 WUnknown — not stated by the source
ECC supported by processorKnown for oneNoUnknown — not stated by the source
Memory3 differ
Internal memoryDiffers4 GB8 GB
Internal memory typeDDR3L-SDRAMDDR3L-SDRAM
Memory slotsDiffers1x SO-DIMM2x SO-DIMM
Maximum internal memoryDiffers8 GB16 GB
Memory form factorKnown for oneSO-DIMMUnknown — not stated by the source
Maximum internal memory (64-bit)Known for one8 GBUnknown — not stated by the source
Storage3 differ
Total storage capacityDiffers128 GB500 GB
Storage mediaDiffersSSDHDD
Number of HDDs installedKnown for oneUnknown — not stated by the source1
HDD capacityKnown for oneUnknown — not stated by the source500 GB
Optical drive typeDiffersNoDVD±RW
Card reader integratedYesYes
Compatible memory cardsSDSD
Number of SSDs installedKnown for one1Unknown — not stated by the source
SSD capacityKnown for one128 GBUnknown — not stated by the source
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 5500
Maximum on-board graphics card memoryKnown for oneUnknown — not stated by the source16 GB
On-board graphics card base frequencyDiffers313 MHz300 MHz
On-board graphics card dynamic frequency (max)Differs896 MHz900 MHz
On-board graphics card DirectX version11.211.2
On-board graphics card IDKnown for oneUnknown — not stated by the source0x1616
On-board graphics card burst frequencyKnown for one896 MHzUnknown — not stated by the source
Audioidentical
Built-in microphoneYesYes
Cameraidentical
Front cameraYesYes
Networkidentical
Wi-FiYesYes
Wi-Fi standards802.11a, Wi-Fi 5 (802.11ac), 802.11b, 802.11g, Wi-Fi 4 (802.11n)802.11a, Wi-Fi 5 (802.11ac), 802.11b, 802.11g, Wi-Fi 4 (802.11n)
Ethernet LANYesYes
Ethernet LAN data rates10,100,1000 Mbit/s10,100,1000 Mbit/s
BluetoothYesYes
Ports & interfaces3 differ
USB 2.0 ports quantityDiffers21
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers12
Ethernet LAN (RJ-45) ports11
HDMI ports quantity11
DisplayPorts quantity00
DVI portNoNo
VGA (D-Sub) ports quantityDiffers01
Thunderbolt ports quantity00
Headphone outputsKnown for oneUnknown — not stated by the source1
Microphone inKnown for oneUnknown — not stated by the sourceYes
Docking connectorNoNo
USB 3.2 Gen 1 (3.1 Gen 1) Type-C ports quantityKnown for one0Unknown — not stated by the source
USB 3.2 Gen 2 (3.1 Gen 2) Type-A ports quantityKnown for one0Unknown — not stated by the source
USB 3.2 Gen 2 (3.1 Gen 2) Type-C ports quantityKnown for one0Unknown — not stated by the source
Combo headphone/mic portKnown for oneYesUnknown — not stated by the source
Keyboard1 differ
Pointing deviceTouchpadTouchpad
Numeric keypadDiffersNoYes
Windows keysYesYes
Island-style keyboardKnown for oneYesUnknown — not stated by the source
Software1 differ
Operating system installedDiffersWindows 8.1 ProWindows 8.1
Operating system architecture64-bit64-bit
Processor special features11 differ
Intel® Wireless Display (Intel® WiDi)YesYes
CPU configuration (max)11
Embedded options availableNoNo
Enhanced Intel SpeedStep TechnologyYesYes
Execute Disable BitYesYes
Graphics & IMC lithographyDiffers22 nm14 nm
Idle StatesYesYes
Intel 64YesYes
Intel Clear Video TechnologyKnown for oneUnknown — not stated by the sourceYes
Intel Enhanced Halt StateYesYes
Intel FDI TechnologyKnown for oneUnknown — not stated by the sourceYes
Intel Fast Memory AccessKnown for oneUnknown — not stated by the sourceYes
Intel Flex Memory AccessKnown for oneUnknown — not stated by the sourceYes
Intel Identity Protection Technology versionKnown for oneUnknown — not stated by the source1.00
Intel Secure Key Technology version1.001.00
Intel Small Business Advantage (SBA) versionKnown for oneUnknown — not stated by the source1.00
Intel Smart Response Technology versionKnown for oneUnknown — not stated by the source1.00
Intel VT-x with Extended Page Tables (EPT)Known for oneUnknown — not stated by the sourceYes
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® Clear Video HD Technology (Intel® CVT HD)DiffersNoYes
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)Known for oneUnknown — not stated by the sourceYes
Intel® Hyper Threading Technology (Intel® HT Technology)DiffersNoYes
Intel® Identity Protection Technology (Intel® IPT)Known for oneUnknown — not stated by the sourceYes
Intel® InTru™ 3D TechnologyDiffersNoYes
Intel® Insider™DiffersNoYes
Intel® OS GuardKnown for oneUnknown — not stated by the sourceYes
Intel® Quick Sync Video TechnologyYesYes
Intel® Secure KeyYesYes
Intel® Small Business Advantage (Intel® SBA)Known for oneUnknown — not stated by the sourceYes
Intel® Smart Response TechnologyKnown for oneUnknown — not stated by the sourceYes
Intel® Turbo Boost TechnologyDiffersNo2.0
Processor ARK IDDiffers8210585212
Processor codeDiffersSR1YWSR23Y
Processor package sizeDiffers25 x 27 mm40 x 24 x 1.3 mm
Supported instruction setsKnown for oneUnknown — not stated by the sourceAVX 2.0, SSE4.1, SSE4.2
Thermal Monitoring TechnologiesKnown for oneUnknown — not stated by the sourceYes
Conflict-Free processorYesYes
Intel Smart Connect TechnologyKnown for oneYesUnknown — not stated by the source
Intel Smart Connect Technology versionKnown for one1.00Unknown — not stated by the source
Intel® Anti-Theft Technology (Intel® AT)Known for oneNoUnknown — not stated by the source
Battery1 differ
Battery technologyLithium-Ion (Li-Ion)Lithium-Ion (Li-Ion)
Number of battery cells44
Battery capacityDiffers3315 mAh2520 mAh
Battery life (max)Known for one7 hUnknown — not stated by the source
Power1 differ
AC adapter powerDiffers40 W45 W
DC-in jackYesYes
AC adapter frequencyKnown for one50 - 60 HzUnknown — not stated by the source
AC adapter input voltageKnown for one100 - 240 VUnknown — not stated by the source
Weight & dimensions4 differ
WeightDiffers1.32 kg2.4 kg
WidthDiffers291 mm381.6 mm
DepthDiffers211 mm256 mm
HeightDiffers21.2 mm24.9 mm
Height (front)Known for oneUnknown — not stated by the source2.49 cm
Height (rear)Known for oneUnknown — not stated by the source2.49 cm
Packaging contentidentical
AC adapter includedYesYes
Cables includedKnown for oneUnknown — not stated by the sourceAC
ManualKnown for oneYesUnknown — not stated by the source
Power cord includedKnown for oneYesUnknown — not stated by the source
Other featuresidentical
3DKnown for oneUnknown — not stated by the sourceNo
Intel segment taggingEnterprise, Small BusinessEnterprise, Small Business
Securityidentical
Cable lock slotKnown for oneYesUnknown — not stated by the source
Cable lock slot typeKnown for oneKensingtonUnknown — not stated by the source
Password protectionKnown for oneYesUnknown — not stated by the source
Password protection typeKnown for oneBIOS, Supervisor, UserUnknown — not stated by the source
Certificatesidentical
CertificationKnown for oneACPI 3.0Unknown — not stated by the source

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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