Product comparison · 2 laptops

Acer Extensa 15 2511-32AS Intel® Core™ i3 i3-4005U Laptop vs Acer TravelMate B B115-M-C7J6 Intel® Celeron® N2940 Laptop

122specifications compared
48differ
74identical
46known for one product only

Key differences

Display diagonal
- Extensa 15 2511-32AS Intel® Core™ i3 i3-4005U Laptop:39.6 cm (15.6")
- TravelMate B B115-M-C7J6 Intel® Celeron® N2940 Laptop:29.5 cm (11.6")
Processor family
- Extensa 15 2511-32AS Intel® Core™ i3 i3-4005U Laptop:Intel® Core™ i3
- TravelMate B B115-M-C7J6 Intel® Celeron® N2940 Laptop:Intel® Celeron®
Processor model
- Extensa 15 2511-32AS Intel® Core™ i3 i3-4005U Laptop:i3-4005U
- TravelMate B B115-M-C7J6 Intel® Celeron® N2940 Laptop:N2940
Processor cores
- Extensa 15 2511-32AS Intel® Core™ i3 i3-4005U Laptop:2
- TravelMate B B115-M-C7J6 Intel® Celeron® N2940 Laptop:4
Processor frequency
- Extensa 15 2511-32AS Intel® Core™ i3 i3-4005U Laptop:1.7 GHz
- TravelMate B B115-M-C7J6 Intel® Celeron® N2940 Laptop:1.83 GHz
Processor cache
- Extensa 15 2511-32AS Intel® Core™ i3 i3-4005U Laptop:3 MB
- TravelMate B B115-M-C7J6 Intel® Celeron® N2940 Laptop:2 MB
Processor cache type
- Extensa 15 2511-32AS Intel® Core™ i3 i3-4005U Laptop:Smart Cache
- TravelMate B B115-M-C7J6 Intel® Celeron® N2940 Laptop:L2
Processor socket
- Extensa 15 2511-32AS Intel® Core™ i3 i3-4005U Laptop:BGA 1168
- TravelMate B B115-M-C7J6 Intel® Celeron® N2940 Laptop:BGA 1170

Side by side

Differences highlightedShow differences only

Comparison of 2511-32AS, B115-M-C7J6
168 specifications	A Acer Extensa 15 2511-32AS Intel® Core™ i3 i3-4005U Laptop Model 2511-32AS View product	B Acer TravelMate B B115-M-C7J6 Intel® Celeron® N2940 Laptop Model B115-M-C7J6 View product
Designidentical
Product type	Laptop	Laptop
Product colour	Black	Black
Form factor	Clamshell	Clamshell
Display1 differ
Display diagonalDiffers	39.6 cm (15.6")	29.5 cm (11.6")
Display resolution	1366 x 768 pixels	1366 x 768 pixels
Touchscreen	No	No
HD type	HD	HD
LED backlight	Yes	Yes
Native aspect ratio	16:9	16:9
Processor13 differ
Processor manufacturer	Intel	Intel
Processor familyDiffers	Intel® Core™ i3	Intel® Celeron®
Processor generationKnown for one	4th gen Intel® Core™ i3	Unknown — not stated by the source
Processor modelDiffers	i3-4005U	N2940
Processor coresDiffers	2	4
Processor threads	4	4
Processor frequencyDiffers	1.7 GHz	1.83 GHz
System bus rateKnown for one	5 GT/s	Unknown — not stated by the source
Processor cacheDiffers	3 MB	2 MB
Processor cache typeDiffers	Smart Cache	L2
Processor socketDiffers	BGA 1168	BGA 1170
Processor lithography	22 nm	22 nm
Processor operating modesDiffers	64-bit	32-bit, 64-bit
Processor seriesDiffers	Intel® Core™ i3-4000 Mobile Series	Intel Celeron Processor N2000 Series for Mobile
Processor codenameDiffers	Haswell	Bay Trail
Bus typeKnown for one	DMI	Unknown — not stated by the source
FSB Parity	No	No
Thermal Design Power (TDP)Differs	15 W	7.5 W
Tjunction	100 °C	100 °C
Maximum number of PCI Express lanesDiffers	10	4
PCI Express configurationsDiffers	4x1, 1x4	1x4
PCI Express slots version	2.0	2.0
ECC supported by processor	No	No
Processor boost frequencyKnown for one	Unknown — not stated by the source	2.25 GHz
SteppingKnown for one	Unknown — not stated by the source	C0
Scenario Design Power (SDP)Known for one	Unknown — not stated by the source	4.5 W
Memory2 differ
Internal memoryDiffers	4 GB	2 GB
Internal memory type	DDR3L-SDRAM	DDR3L-SDRAM
Memory slotsKnown for one	2x SO-DIMM	Unknown — not stated by the source
Maximum internal memoryDiffers	16 GB	8 GB
Storage3 differ
Total storage capacityDiffers	500 GB	320 GB
Storage media	HDD	HDD
Number of HDDs installed	1	1
HDD capacityDiffers	500 GB	320 GB
Number of SSDs installed	0	0
Optical drive typeDiffers	DVD Super Multi	No
Card reader integrated	Yes	Yes
Compatible memory cards	SD	SD
Graphics3 differ
On-board graphics card	Yes	Yes
Discrete graphics card	No	No
Discrete graphics card model	Not available	Not available
On-board graphics card family	Intel® HD Graphics	Intel® HD Graphics
On-board graphics card modelDiffers	Intel® HD Graphics 4400	Intel® HD Graphics
Maximum on-board graphics card memoryKnown for one	2 GB	Unknown — not stated by the source
On-board graphics card base frequencyDiffers	200 MHz	313 MHz
On-board graphics card dynamic frequency (max)Differs	950 MHz	854 MHz
On-board graphics card DirectX versionKnown for one	12	Unknown — not stated by the source
On-board graphics card OpenGL versionKnown for one	4.3	Unknown — not stated by the source
On-board graphics card IDKnown for one	0xA16	Unknown — not stated by the source
Graphics card Open GL supportKnown for one	Yes	Unknown — not stated by the source
On-board graphics card burst frequencyKnown for one	Unknown — not stated by the source	854 MHz
Audioidentical
Built-in microphone	Yes	Yes
Cameraidentical
Front camera	Yes	Yes
Network2 differ
Wi-Fi	Yes	Yes
Wi-Fi standardsDiffers	802.11b, 802.11g, Wi-Fi 4 (802.11n)	802.11a, 802.11b, 802.11g
Ethernet LAN	Yes	Yes
Ethernet LAN data rates	10,100,1000 Mbit/s	10,100,1000 Mbit/s
BluetoothDiffers	No	Yes
Top Wi-Fi standardKnown for one	Unknown — not stated by the source	Wi-Fi 4 (802.11n)
Bluetooth versionKnown for one	Unknown — not stated by the source	4.0
Ports & interfaces3 differ
USB 2.0 ports quantityDiffers	1	2
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers	2	1
Ethernet LAN (RJ-45) ports	1	1
HDMI ports quantity	1	1
DisplayPorts quantity	0	0
DVI port	No	No
VGA (D-Sub) ports quantityDiffers	1	0
Thunderbolt ports quantity	0	0
Combo headphone/mic port	Yes	Yes
Docking connector	No	No
Total number of SATA connectors	2	2
Number of SATA III connectorsKnown for one	2	Unknown — not stated by the source
Headphone outputsKnown for one	Unknown — not stated by the source	0
S/PDIF out portKnown for one	Unknown — not stated by the source	No
Microphone inKnown for one	Unknown — not stated by the source	No
ExpressCard slotKnown for one	Unknown — not stated by the source	No
CardBus PCMCIA slots quantityKnown for one	Unknown — not stated by the source	0
CardBus PCMCIA slot typeKnown for one	Unknown — not stated by the source	No
SmartCard slotKnown for one	Unknown — not stated by the source	No
Keyboard1 differ
Pointing device	Touchpad	Touchpad
Numeric keypadDiffers	Yes	No
Windows keys	Yes	Yes
Software1 differ
Operating system installedDiffers	Windows 8.1	Windows 7 Professional
Operating system architecture	64-bit	64-bit
Recovery operating systemKnown for one	Unknown — not stated by the source	Windows 8.1 Pro
Processor special features11 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
Idle States	Yes	Yes
Intel 64	Yes	Yes
Intel Clear Video Technology	No	No
Intel Demand Based Switching	No	No
Intel Dual Display Capable Technology	No	No
Intel Enhanced Halt State	Yes	Yes
Intel FDI Technology	No	No
Intel Fast Memory Access	No	No
Intel Flex Memory Access	No	No
Intel HD GraphicsKnown for one	No	Unknown — not stated by the source
Intel Identity Protection Technology versionKnown for one	1.00	Unknown — not stated by the source
Intel ME Firmware VersionKnown for one	9.5	Unknown — not stated by the source
Intel Rapid Storage TechnologyDiffers	Yes	No
Intel Secure Key Technology version	1.00	1.00
Intel Small Business Advantage (SBA) versionKnown for one	0.00	Unknown — not stated by the source
Intel Smart Connect Technology	Yes	Yes
Intel Smart Connect Technology version	1.00	1.00
Intel Smart Response Technology versionKnown for one	0.00	Unknown — not stated by the source
Intel TSX-NIKnown for one	No	Unknown — not stated by the source
Intel TSX-NI versionKnown for one	0.00	Unknown — not stated by the source
Intel Trusted Execution Technology	No	No
Intel VT-x with Extended Page Tables (EPT)Differs	Yes	No
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	Yes	No
Intel® Anti-Theft Technology (Intel® AT)Differs	Yes	No
Intel® Built-in Visuals TechnologyKnown for one	Yes	Unknown — not stated by the source
Intel® Clear Video HD Technology (Intel® CVT HD)Differs	Yes	No
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)	No	No
Intel® High Definition Audio (Intel® HD Audio)Known for one	Yes	Unknown — not stated by the source
Intel® Hyper Threading Technology (Intel® HT Technology)Differs	Yes	No
Intel® Identity Protection Technology (Intel® IPT)Known for one	Yes	Unknown — not stated by the source
Intel® InTru™ 3D TechnologyDiffers	Yes	No
Intel® Insider™Differs	Yes	No
Intel® Matrix Storage Technology (Intel® MST)Known for one	No	Unknown — not stated by the source
Intel® My WiFi Technology (Intel® MWT)	No	No
Intel® Quick Sync Video Technology	Yes	Yes
Intel® Secure Key	Yes	Yes
Intel® Small Business Advantage (Intel® SBA)Known for one	No	Unknown — not stated by the source
Intel® Smart CacheKnown for one	Yes	Unknown — not stated by the source
Intel® Smart Response TechnologyKnown for one	No	Unknown — not stated by the source
Intel® Turbo Boost Technology	No	No
Processor ARK IDDiffers	75105	82104
Processor package sizeDiffers	40 x 24 x 1.5 mm	25 x 27 mm
Supported instruction setsKnown for one	AVX 2.0, SSE4.1, SSE4.2	Unknown — not stated by the source
Thermal Monitoring TechnologiesDiffers	Yes	No
UARTKnown for one	Yes	Unknown — not stated by the source
Conflict-Free processor	Yes	Yes
Graphics & IMC lithographyKnown for one	Unknown — not stated by the source	22 nm
Intel® Virtualization Technology (Intel® VT)Known for one	Unknown — not stated by the source	VT-x
Processor codeKnown for one	Unknown — not stated by the source	SR1YV
Battery1 differ
Battery technology	Lithium-Ion (Li-Ion)	Lithium-Ion (Li-Ion)
Number of battery cells	4	4
Battery capacityDiffers	2520 mAh	3315 mAh
Power1 differ
AC adapter powerDiffers	45 W	40 W
DC-in jack	Yes	Yes
Securityidentical
Fingerprint reader	No	No
Cable lock slotKnown for one	Unknown — not stated by the source	No
Weight & dimensions6 differ
WeightDiffers	2.4 kg	1.32 kg
WidthDiffers	381.6 mm	291 mm
DepthDiffers	256 mm	211 mm
HeightDiffers	24.9 mm	21.2 mm
Height (front)Differs	2.49 cm	2.12 cm
Height (rear)Differs	2.49 cm	2.12 cm
Packaging contentidentical
AC adapter included	Yes	Yes
Cables included	AC	AC
Other featuresidentical
3D	No	No
Intel segment taggingKnown for one	Unknown — not stated by the source	Enterprise, Small Business
Optical driveidentical
LightScribeKnown for one	Unknown — not stated by the source	No

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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