Product comparison · 2 laptops

Acer TravelMate B B115-M-C9SJ Intel® Celeron® N2840 Laptop vs Acer Aspire E E5-771G-531K Intel® Core™ i5 i5-4210U Laptop

109specifications compared
57differ
52identical
55known for one product only

Key differences

Product colour
- TravelMate B B115-M-C9SJ Intel® Celeron® N2840 Laptop:Black
- Aspire E E5-771G-531K Intel® Core™ i5 i5-4210U Laptop:Black, Silver
Display diagonal
- TravelMate B B115-M-C9SJ Intel® Celeron® N2840 Laptop:29.5 cm (11.6")
- Aspire E E5-771G-531K Intel® Core™ i5 i5-4210U Laptop:43.9 cm (17.3")
Display resolution
- TravelMate B B115-M-C9SJ Intel® Celeron® N2840 Laptop:1366 x 768 pixels
- Aspire E E5-771G-531K Intel® Core™ i5 i5-4210U Laptop:1920 x 1080 pixels
HD type
- TravelMate B B115-M-C9SJ Intel® Celeron® N2840 Laptop:HD
- Aspire E E5-771G-531K Intel® Core™ i5 i5-4210U Laptop:Full HD
Processor family
- TravelMate B B115-M-C9SJ Intel® Celeron® N2840 Laptop:Intel® Celeron®
- Aspire E E5-771G-531K Intel® Core™ i5 i5-4210U Laptop:Intel® Core™ i5
Processor model
- TravelMate B B115-M-C9SJ Intel® Celeron® N2840 Laptop:N2840
- Aspire E E5-771G-531K Intel® Core™ i5 i5-4210U Laptop:i5-4210U
Processor threads
- TravelMate B B115-M-C9SJ Intel® Celeron® N2840 Laptop:2
- Aspire E E5-771G-531K Intel® Core™ i5 i5-4210U Laptop:4
Processor boost frequency
- TravelMate B B115-M-C9SJ Intel® Celeron® N2840 Laptop:2.58 GHz
- Aspire E E5-771G-531K Intel® Core™ i5 i5-4210U Laptop:2.7 GHz

Side by side

Differences highlightedShow differences only

Comparison of B115-M-C9SJ, E5-771G-531K
164 specifications	A Acer TravelMate B B115-M-C9SJ Intel® Celeron® N2840 Laptop Model B115-M-C9SJ View product	B Acer Aspire E E5-771G-531K Intel® Core™ i5 i5-4210U Laptop Model E5-771G-531K View product
Design1 differ
Product type	Laptop	Laptop
Product colourDiffers	Black	Black, Silver
Form factor	Clamshell	Clamshell
Display3 differ
Display diagonalDiffers	29.5 cm (11.6")	43.9 cm (17.3")
Display resolutionDiffers	1366 x 768 pixels	1920 x 1080 pixels
Touchscreen	No	No
HD typeDiffers	HD	Full HD
LED backlight	Yes	Yes
Native aspect ratio	16:9	16:9
Processor15 differ
Processor manufacturer	Intel	Intel
Processor familyDiffers	Intel® Celeron®	Intel® Core™ i5
Processor modelDiffers	N2840	i5-4210U
Processor cores	2	2
Processor threadsDiffers	2	4
Processor boost frequencyDiffers	2.58 GHz	2.7 GHz
Processor frequencyDiffers	2.16 GHz	1.7 GHz
Processor cacheDiffers	1 MB	3 MB
Processor cache typeDiffers	L2	Smart Cache
Processor socketDiffers	BGA 1170	BGA 1168
Processor lithography	22 nm	22 nm
Processor operating modesDiffers	32-bit, 64-bit	64-bit
Processor seriesDiffers	Intel Celeron Processor N2000 Series for Mobile	Intel Core i5-4200 Mobile series
Processor codenameDiffers	Bay Trail	Haswell
FSB ParityKnown for one	No	Unknown — not stated by the source
SteppingDiffers	C0	D0
Thermal Design Power (TDP)Differs	7.5 W	15 W
Scenario Design Power (SDP)Known for one	4.5 W	Unknown — not stated by the source
Tjunction	100 °C	100 °C
Maximum number of PCI Express lanesDiffers	4	12
PCI Express configurationsDiffers	1x4	4x1, 2x4
PCI Express slots version	2.0	2.0
ECC supported by processor	No	No
Processor generationKnown for one	Unknown — not stated by the source	4th gen Intel® Core™ i5
System bus rateKnown for one	Unknown — not stated by the source	5 GT/s
Bus typeKnown for one	Unknown — not stated by the source	DMI2
Memory2 differ
Internal memoryDiffers	4 GB	8 GB
Internal memory type	DDR3L-SDRAM	DDR3L-SDRAM
Maximum internal memoryDiffers	8 GB	16 GB
Memory layout (slots x size)Known for one	Unknown — not stated by the source	1 x 8 GB
Memory slotsKnown for one	Unknown — not stated by the source	2x SO-DIMM
Storage6 differ
Total storage capacityDiffers	500 GB	508 GB
Storage mediaDiffers	HDD	HDD+SSD
Number of HDDs installedDiffers	1	2
HDD capacity	500 GB	500 GB
HDD interfaceKnown for one	SATA	Unknown — not stated by the source
Number of SSDs installedDiffers	0	1
Optical drive typeDiffers	No	DVD±RW
Card reader integrated	Yes	Yes
Compatible memory cardsDiffers	MMC, SD	SD
SSD capacityKnown for one	Unknown — not stated by the source	8 GB
Graphics5 differ
On-board graphics card	Yes	Yes
Discrete graphics cardDiffers	No	Yes
Discrete graphics card modelDiffers	Not available	NVIDIA® GeForce® 840M
On-board graphics card family	Intel® HD Graphics	Intel® HD Graphics
On-board graphics card modelDiffers	Intel® HD Graphics	Intel® HD Graphics 4400
On-board graphics card base frequencyDiffers	311 MHz	200 MHz
On-board graphics card burst frequencyKnown for one	792 MHz	Unknown — not stated by the source
On-board graphics card dynamic frequency (max)Differs	792 MHz	1000 MHz
Discrete graphics card memoryKnown for one	Unknown — not stated by the source	2 GB
Maximum on-board graphics card memoryKnown for one	Unknown — not stated by the source	1.74 GB
On-board graphics card IDKnown for one	Unknown — not stated by the source	0xA16
Audioidentical
Built-in microphone	Yes	Yes
Number of built-in speakersKnown for one	Unknown — not stated by the source	2
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 rates	10,100,1000 Mbit/s	10,100,1000 Mbit/s
BluetoothDiffers	Yes	No
Ports & interfaces3 differ
USB 2.0 ports quantity	2	2
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers	1	2
Ethernet LAN (RJ-45) ports	1	1
HDMI ports quantity	1	1
DisplayPorts quantityKnown for one	0	Unknown — not stated by the source
DVI port	No	No
VGA (D-Sub) ports quantityDiffers	0	1
Thunderbolt ports quantityKnown for one	0	Unknown — not stated by the source
Headphone outputsKnown for one	0	Unknown — not stated by the source
S/PDIF out portKnown for one	No	Unknown — not stated by the source
Combo headphone/mic port	Yes	Yes
Microphone inKnown for one	No	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 connectorsDiffers	2	4
Number of SATA III connectorsKnown for one	Unknown — not stated by the source	4
Keyboard1 differ
Pointing device	Touchpad	Touchpad
Numeric keypadDiffers	No	Yes
Windows keys	Yes	Yes
Software1 differ
Operating system installedDiffers	Windows 8.1	Linux Linpus
Operating system architectureKnown for one	64-bit	Unknown — not stated by the source
Processor special features13 differ
Intel® Wireless Display (Intel® WiDi)	Yes	Yes
CPU configuration (max)	1	1
Embedded options available	No	No
Enhanced Intel SpeedStep Technology	Yes	Yes
Execute Disable Bit	Yes	Yes
Graphics & IMC lithographyKnown for one	22 nm	Unknown — not stated by the source
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 Technology	No	No
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 Rapid Storage TechnologyDiffers	No	Yes
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 Technology	No	No
Intel VT-x with Extended Page Tables (EPT)Differs	No	Yes
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)Differs	No	Yes
Intel® Anti-Theft Technology (Intel® AT)Differs	No	Yes
Intel® Clear Video HD Technology (Intel® CVT HD)Differs	No	Yes
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)Differs	No	Yes
Intel® InTru™ 3D TechnologyDiffers	No	Yes
Intel® Insider™Differs	No	Yes
Intel® My WiFi Technology (Intel® MWT)Known for one	No	Unknown — not stated by the source
Intel® Quick Sync Video Technology	Yes	Yes
Intel® Secure Key	Yes	Yes
Intel® Turbo Boost TechnologyDiffers	No	2.0
Intel® Virtualization Technology (Intel® VT)Known for one	VT-x	Unknown — not stated by the source
Processor ARK IDDiffers	82103	81016
Processor codeDiffers	SR1YJ	SR1EF
Processor package sizeDiffers	25 x 27 mm	40 x 24 x 1.5 mm
Thermal Monitoring TechnologiesDiffers	No	Yes
Conflict-Free processor	Yes	Yes
Intel Identity Protection Technology versionKnown for one	Unknown — not stated by the source	1.00
Intel ME Firmware VersionKnown for one	Unknown — not stated by the source	9.5
Intel TSX-NIKnown for one	Unknown — not stated by the source	No
Intel TSX-NI versionKnown for one	Unknown — not stated by the source	0.00
Intel® High Definition Audio (Intel® HD Audio)Known for one	Unknown — not stated by the source	Yes
Intel® Identity Protection Technology (Intel® IPT)Known for one	Unknown — not stated by the source	Yes
Intel® Matrix Storage Technology (Intel® MST)Known for one	Unknown — not stated by the source	No
Intel® Smart CacheKnown for one	Unknown — not stated by the source	Yes
Supported instruction setsKnown for one	Unknown — not stated by the source	AVX 2.0, SSE4.1, SSE4.2
UARTKnown for one	Unknown — not stated by the source	Yes
Batteryidentical
Battery technology	Lithium-Ion (Li-Ion)	Lithium-Ion (Li-Ion)
Number of battery cells	4	4
Battery capacityKnown for one	Unknown — not stated by the source	3220 mAh
Power1 differ
AC adapter powerDiffers	40 W	90 W
DC-in jack	Yes	Yes
Securityidentical
Cable lock slotKnown for one	No	Unknown — not stated by the source
Fingerprint readerKnown for one	No	Unknown — not stated by the source
Weight & dimensions4 differ
WeightDiffers	1.32 kg	3 kg
WidthDiffers	291 mm	423.3 mm
DepthDiffers	211 mm	289.9 mm
HeightDiffers	21.2 mm	28 mm
Height (front)Known for one	Unknown — not stated by the source	2.8 cm
Height (rear)Known for one	Unknown — not stated by the source	2.8 cm
Packaging contentidentical
AC adapter included	Yes	Yes
Cables included	AC	AC
ManualKnown for one	Unknown — not stated by the source	Yes
Power cord includedKnown for one	Unknown — not stated by the source	Yes
Quick start guideKnown for one	Unknown — not stated by the source	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

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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