Product comparison · 2 laptops

Acer TravelMate B115-M vs ASUS X551MA-DS91-CA laptop Intel® Pentium® N3520

106specifications compared
30differ
76identical
52known for one product only

Key differences

Display diagonal
- TravelMate B115-M:29.5 cm (11.6")
- X551MA-DS91-CA laptop Intel® Pentium® N3520:39.6 cm (15.6")
Processor family
- TravelMate B115-M:Intel® Celeron®
- X551MA-DS91-CA laptop Intel® Pentium® N3520:Intel® Pentium®
Processor model
- TravelMate B115-M:N2930
- X551MA-DS91-CA laptop Intel® Pentium® N3520:N3520
Processor boost frequency
- TravelMate B115-M:2.16 GHz
- X551MA-DS91-CA laptop Intel® Pentium® N3520:2.42 GHz
Processor frequency
- TravelMate B115-M:1.83 GHz
- X551MA-DS91-CA laptop Intel® Pentium® N3520:2.17 GHz
Stepping
- TravelMate B115-M:C0
- X551MA-DS91-CA laptop Intel® Pentium® N3520:B3
Tjunction
- TravelMate B115-M:100 °C
- X551MA-DS91-CA laptop Intel® Pentium® N3520:105 °C
Internal memory type
- TravelMate B115-M:DDR3L-SDRAM
- X551MA-DS91-CA laptop Intel® Pentium® N3520:DDR3-SDRAM

Side by side

Differences highlightedShow differences only

Comparison of TravelMate B115-M, X551MA-DS91-CA
158 specifications	A Acer TravelMate B115-M View product	B ASUS X551MA-DS91-CA laptop Intel® Pentium® N3520 Model X551MA-DS91-CA View product
Designidentical
Product type	Laptop	Laptop
Product colour	Black	Black
Form factor	Clamshell	Clamshell
Display1 differ
Display diagonalDiffers	29.5 cm (11.6")	39.6 cm (15.6")
Display resolution	1366 x 768 pixels	1366 x 768 pixels
Touchscreen	No	No
HD type	HD	HD
Panel typeKnown for one	TFT-LCD	Unknown — not stated by the source
LED backlight	Yes	Yes
Native aspect ratio	16:9	16:9
Display surfaceKnown for one	Unknown — not stated by the source	Gloss
Processor7 differ
Processor manufacturer	Intel	Intel
Processor familyDiffers	Intel® Celeron®	Intel® Pentium®
Processor modelDiffers	N2930	N3520
Processor cores	4	4
Processor threads	4	4
Processor boost frequencyDiffers	2.16 GHz	2.42 GHz
Processor frequencyDiffers	1.83 GHz	2.17 GHz
System bus rateKnown for one	2.5 GT/s	Unknown — not stated by the source
Processor cache	2 MB	2 MB
Processor cache type	L2	L2
Processor socket	BGA 1170	BGA 1170
Processor lithography	22 nm	22 nm
Processor operating modes	32-bit, 64-bit	32-bit, 64-bit
Processor seriesDiffers	Intel Celeron Processor N2000 Series for Mobile	Intel® Pentium N3000 Series for Mobile
Processor codename	Bay Trail	Bay Trail
FSB ParityKnown for one	No	Unknown — not stated by the source
SteppingDiffers	C0	B3
Thermal Design Power (TDP)	7.5 W	7.5 W
Scenario Design Power (SDP)	4.5 W	4.5 W
TjunctionDiffers	100 °C	105 °C
Maximum number of PCI Express lanes	4	4
PCI Express configurationsKnown for one	1x4	Unknown — not stated by the source
PCI Express slots version	2.0	2.0
ECC supported by processorKnown for one	No	Unknown — not stated by the source
Memory2 differ
Internal memory	4 GB	4 GB
Internal memory typeDiffers	DDR3L-SDRAM	DDR3-SDRAM
Maximum internal memoryDiffers	8 GB	4 GB
Storage2 differ
Total storage capacity	500 GB	500 GB
Storage media	HDD	HDD
Number of HDDs installed	1	1
HDD capacity	500 GB	500 GB
HDD speed	5400 RPM	5400 RPM
Optical drive typeDiffers	No	DVD-RW
Card reader integrated	Yes	Yes
Compatible memory cardsDiffers	SD	MMC, SD
Graphicsidentical
On-board graphics card	Yes	Yes
Discrete graphics card	No	No
Discrete graphics card model	Not available	Not available
On-board graphics card familyKnown for one	Intel® HD Graphics	Unknown — not stated by the source
On-board graphics card model	Intel® HD Graphics	Intel® HD Graphics
On-board graphics card base frequency	313 MHz	313 MHz
On-board graphics card burst frequency	854 MHz	854 MHz
On-board graphics card dynamic frequency (max)	854 MHz	854 MHz
Audioidentical
Built-in microphone	Yes	Yes
Audio systemKnown for one	Unknown — not stated by the source	SonicMaster
Cameraidentical
Front camera	Yes	Yes
Optical driveidentical
LightScribeKnown for one	No	Unknown — not stated by the source
Network2 differ
Wi-Fi	Yes	Yes
Wi-Fi standardsDiffers	802.11a, 802.11b, 802.11g	802.11b, 802.11g, Wi-Fi 4 (802.11n)
Ethernet LAN	Yes	Yes
Ethernet LAN data ratesDiffers	10,100,1000 Mbit/s	10,100 Mbit/s
BluetoothKnown for one	Yes	Unknown — not stated by the source
Bluetooth versionKnown for one	4.0	Unknown — not stated by the source
Ports & interfaces1 differ
USB 2.0 ports quantityDiffers	2	1
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity	1	1
eSATA/USB 2.0 ports quantityKnown for one	0	Unknown — not stated by the source
eSATA/USB 3.2 Gen 1 (3.1 Gen 1) ports quantityKnown for one	0	Unknown — not stated by the source
eSATA ports quantityKnown for one	0	Unknown — not stated by the source
Ethernet LAN (RJ-45) ports	1	1
HDMI ports quantity	1	1
DisplayPorts quantity	0	0
DVI port	No	No
VGA (D-Sub) ports quantity	0	0
Firewire (IEEE 1394) portsKnown for one	0	Unknown — not stated by the source
Thunderbolt ports quantity	0	0
Thunderbolt 2 ports quantityKnown for one	0	Unknown — not stated by the source
Headphone outputsKnown for one	1	Unknown — not stated by the source
S/PDIF out portKnown for one	No	Unknown — not stated by the source
Microphone inKnown for one	Yes	Unknown — not stated by the source
Docking connector	No	No
ExpressCard slotKnown for one	No	Unknown — not stated by the source
CardBus PCMCIA slots quantityKnown for one	0	Unknown — not stated by the source
CardBus PCMCIA slot typeKnown for one	No	Unknown — not stated by the source
SmartCard slotKnown for one	No	Unknown — not stated by the source
Total number of SATA connectorsKnown for one	2	Unknown — not stated by the source
Combo headphone/mic portKnown for one	Unknown — not stated by the source	Yes
Keyboard1 differ
Pointing device	Touchpad	Touchpad
Numeric keypadDiffers	No	Yes
Windows keysKnown for one	Unknown — not stated by the source	Yes
Software1 differ
Operating system installedDiffers	Windows 7 Professional	Windows 8
Operating system architectureKnown for one	64-bit	Unknown — not stated by the source
Processor special features4 differ
Intel® Wireless Display (Intel® WiDi)	Yes	Yes
CPU configuration (max)	1	1
Embedded options availableDiffers	Yes	No
Enhanced Intel SpeedStep Technology	Yes	Yes
Execute Disable Bit	Yes	Yes
Graphics & IMC lithography	22 nm	22 nm
Idle States	Yes	Yes
Intel 64	Yes	Yes
Intel Clear Video TechnologyKnown for one	No	Unknown — not stated by the source
Intel Demand Based SwitchingKnown for one	No	Unknown — not stated by the source
Intel Dual Display Capable TechnologyKnown for one	No	Unknown — not stated by the source
Intel Enhanced Halt State	Yes	Yes
Intel FDI TechnologyKnown for one	No	Unknown — not stated by the source
Intel Fast Memory AccessKnown for one	No	Unknown — not stated by the source
Intel Flex Memory AccessKnown for one	No	Unknown — not stated by the source
Intel Identity Protection Technology version	0.00	0.00
Intel Rapid Storage Technology	No	No
Intel Secure Key Technology version	1.00	1.00
Intel Smart Connect Technology	Yes	Yes
Intel Smart Connect Technology version	1.00	1.00
Intel Trusted Execution TechnologyKnown for one	No	Unknown — not stated by the source
Intel VT-x with Extended Page Tables (EPT)Known for one	No	Unknown — not stated by the source
Intel Virtualization Technology (VT-x)	Yes	Yes
Intel Virtualization Technology for Directed I/O (VT-d)	No	No
Intel® AES New Instructions (Intel® AES-NI)	No	No
Intel® Anti-Theft Technology (Intel® AT)	No	No
Intel® Clear Video HD Technology (Intel® CVT HD)	No	No
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)Known for one	No	Unknown — not stated by the source
Intel® Hyper Threading Technology (Intel® HT Technology)	No	No
Intel® Identity Protection Technology (Intel® IPT)	No	No
Intel® InTru™ 3D Technology	No	No
Intel® Insider™	No	No
Intel® My WiFi Technology (Intel® MWT)Known for one	No	Unknown — not stated by the source
Intel® Quick Sync Video TechnologyDiffers	Yes	No
Intel® Secure Key	Yes	Yes
Intel® Turbo Boost Technology	No	No
Processor ARK IDDiffers	81073	79049
Processor codeDiffers	SR1W3	SR1SE
Processor package size	25 x 27 mm	25 x 27 mm
Thermal Monitoring TechnologiesKnown for one	No	Unknown — not stated by the source
Conflict-Free processor	Yes	Yes
Battery2 differ
Battery technologyKnown for one	Lithium-Ion (Li-Ion)	Unknown — not stated by the source
Number of battery cellsDiffers	4	3
Battery capacityDiffers	3220 mAh	33 Wh
Battery life (max)Known for one	7 h	Unknown — not stated by the source
Power1 differ
AC adapter powerDiffers	40 W	33 W
DC-in jack	Yes	Yes
AC adapter frequencyKnown for one	Unknown — not stated by the source	50 - 60 Hz
AC adapter input voltageKnown for one	Unknown — not stated by the source	100 - 240 V
AC adapter output currentKnown for one	Unknown — not stated by the source	1.73 A
AC adapter output voltageKnown for one	Unknown — not stated by the source	19 V
Security1 differ
Cable lock slotDiffers	No	Yes
Cable lock slot typeKnown for one	Unknown — not stated by the source	Kensington
Weight & dimensions5 differ
WeightDiffers	1.32 kg	2.15 kg
WidthDiffers	291 mm	380 mm
DepthDiffers	211 mm	251 mm
HeightKnown for one	21.2 mm	Unknown — not stated by the source
Height (front)Differs	2.12 cm	3.09 cm
Height (rear)Differs	2.12 cm	3.66 cm
Packaging contentidentical
AC adapter included	Yes	Yes
Other featuresidentical
3DKnown for one	No	Unknown — not stated by the source
Intel segment taggingKnown for one	Enterprise, Small Business	Unknown — not stated by the source
Supplied AC adapter typeKnown for one	AC	Unknown — not stated by the source
Certificatesidentical
Compliance certificatesKnown for one	Unknown — not stated by the source	RoHS
CertificationKnown for one	Unknown — not stated by the source	UL, CE Marking Compliance, FCC Compliance, BSMI, CCC, CB, EPEAT, Energy star, CECP, RoHS, JATE
Sustainabilityidentical
Sustainability certificatesKnown for one	Unknown — not stated by the source	ENERGY STAR

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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