Product comparison · 2 laptops

Acer TravelMate B B115-M-C1DU Intel® Celeron® N2840 Laptop vs Acer TravelMate B B115-M-C5J9 Intel® Celeron® N2940 Laptop

140specifications compared
13differ
127identical
7known for one product only

Key differences

Processor model
- TravelMate B B115-M-C1DU Intel® Celeron® N2840 Laptop:N2840
- TravelMate B B115-M-C5J9 Intel® Celeron® N2940 Laptop:N2940
Processor cores
- TravelMate B B115-M-C1DU Intel® Celeron® N2840 Laptop:2
- TravelMate B B115-M-C5J9 Intel® Celeron® N2940 Laptop:4
Processor threads
- TravelMate B B115-M-C1DU Intel® Celeron® N2840 Laptop:2
- TravelMate B B115-M-C5J9 Intel® Celeron® N2940 Laptop:4
Processor boost frequency
- TravelMate B B115-M-C1DU Intel® Celeron® N2840 Laptop:2.58 GHz
- TravelMate B B115-M-C5J9 Intel® Celeron® N2940 Laptop:2.25 GHz
Processor frequency
- TravelMate B B115-M-C1DU Intel® Celeron® N2840 Laptop:2.16 GHz
- TravelMate B B115-M-C5J9 Intel® Celeron® N2940 Laptop:1.83 GHz
Processor cache
- TravelMate B B115-M-C1DU Intel® Celeron® N2840 Laptop:1 MB
- TravelMate B B115-M-C5J9 Intel® Celeron® N2940 Laptop:2 MB
On-board graphics card base frequency
- TravelMate B B115-M-C1DU Intel® Celeron® N2840 Laptop:311 MHz
- TravelMate B B115-M-C5J9 Intel® Celeron® N2940 Laptop:313 MHz
On-board graphics card burst frequency
- TravelMate B B115-M-C1DU Intel® Celeron® N2840 Laptop:792 MHz
- TravelMate B B115-M-C5J9 Intel® Celeron® N2940 Laptop:854 MHz

Side by side

Differences highlightedShow differences only

Comparison of B115-M-C1DU, B115-M-C5J9
147 specifications	A Acer TravelMate B B115-M-C1DU Intel® Celeron® N2840 Laptop Model B115-M-C1DU View product	B Acer TravelMate B B115-M-C5J9 Intel® Celeron® N2940 Laptop Model B115-M-C5J9 View product
Designidentical
Product type	Laptop	Laptop
Product colour	Black	Black
Form factor	Clamshell	Clamshell
Displayidentical
Display diagonal	29.5 cm (11.6")	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
Processor6 differ
Processor manufacturer	Intel	Intel
Processor family	Intel® Celeron®	Intel® Celeron®
Processor modelDiffers	N2840	N2940
Processor coresDiffers	2	4
Processor threadsDiffers	2	4
Processor boost frequencyDiffers	2.58 GHz	2.25 GHz
Processor frequencyDiffers	2.16 GHz	1.83 GHz
Processor cacheDiffers	1 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 series	Intel Celeron Processor N2000 Series for Mobile	Intel Celeron Processor N2000 Series for Mobile
Processor codename	Bay Trail	Bay Trail
FSB Parity	No	No
Stepping	C0	C0
Thermal Design Power (TDP)	7.5 W	7.5 W
Scenario Design Power (SDP)	4.5 W	4.5 W
Tjunction	100 °C	100 °C
Maximum number of PCI Express lanes	4	4
PCI Express configurations	1x4	1x4
PCI Express slots version	2.0	2.0
ECC supported by processor	No	No
Memoryidentical
Internal memory	4 GB	4 GB
Internal memory type	DDR3L-SDRAM	DDR3L-SDRAM
Maximum internal memory	8 GB	8 GB
Storageidentical
Total storage capacity	500 GB	500 GB
Storage media	HDD	HDD
Number of HDDs installed	1	1
HDD capacity	500 GB	500 GB
HDD interface	SATA	SATA
Number of SSDs installed	0	0
Optical drive type	No	No
Card reader integrated	Yes	Yes
Compatible memory cards	SD	SD
HDD speedKnown for one	Unknown — not stated by the source	7200 RPM
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 model	Intel® HD Graphics	Intel® HD Graphics
On-board graphics card base frequencyDiffers	311 MHz	313 MHz
On-board graphics card burst frequencyDiffers	792 MHz	854 MHz
On-board graphics card dynamic frequency (max)Differs	792 MHz	854 MHz
Audioidentical
Built-in microphone	Yes	Yes
Cameraidentical
Front camera	Yes	Yes
Optical driveidentical
LightScribe	No	No
Networkidentical
Wi-Fi	Yes	Yes
Wi-Fi standards	802.11a, 802.11b, 802.11g	802.11a, 802.11b, 802.11g
Ethernet LAN	Yes	Yes
Ethernet LAN data rates	10,100,1000 Mbit/s	10,100,1000 Mbit/s
Bluetooth	Yes	Yes
Bluetooth versionKnown for one	4.0	Unknown — not stated by the source
Ports & interfacesidentical
USB 2.0 ports quantity	2	2
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity	1	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 quantity	0	0
Thunderbolt ports quantity	0	0
Headphone outputs	0	0
S/PDIF out port	No	No
Combo headphone/mic port	Yes	Yes
Microphone in	No	No
Docking connector	No	No
ExpressCard slot	No	No
CardBus PCMCIA slots quantity	0	0
CardBus PCMCIA slot type	No	No
SmartCard slot	No	No
Total number of SATA connectors	2	2
Keyboardidentical
Pointing device	Touchpad	Touchpad
Numeric keypad	No	No
Windows keys	Yes	Yes
Software1 differ
Operating system installedDiffers	Windows 7 Professional	Linux Linpus
Operating system architectureKnown for one	64-bit	Unknown — not stated by the source
Recovery operating systemKnown for one	Windows 8.1 Pro	Unknown — not stated by the source
Processor special features2 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 lithography	22 nm	22 nm
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 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 Technology	No	No
Intel VT-x with Extended Page Tables (EPT)	No	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)	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)	No	No
Intel® Hyper Threading Technology (Intel® HT Technology)	No	No
Intel® InTru™ 3D Technology	No	No
Intel® Insider™	No	No
Intel® My WiFi Technology (Intel® MWT)	No	No
Intel® Quick Sync Video Technology	Yes	Yes
Intel® Secure Key	Yes	Yes
Intel® Turbo Boost Technology	No	No
Intel® Virtualization Technology (Intel® VT)	VT-x	VT-x
Processor ARK IDDiffers	82103	82104
Processor codeDiffers	SR1YJ	SR1YV
Processor package size	25 x 27 mm	25 x 27 mm
Thermal Monitoring Technologies	No	No
Conflict-Free processor	Yes	Yes
Batteryidentical
Battery technology	Lithium-Ion (Li-Ion)	Lithium-Ion (Li-Ion)
Number of battery cells	4	4
Battery capacity	3220 mAh	3220 mAh
Battery life (max)	7 h	7 h
Poweridentical
AC adapter power	40 W	40 W
DC-in jack	Yes	Yes
Security1 differ
Cable lock slotDiffers	Yes	No
Cable lock slot typeKnown for one	Kensington	Unknown — not stated by the source
Fingerprint reader	No	No
Password protectionKnown for one	Yes	Unknown — not stated by the source
Password protection typeKnown for one	BIOS, HDD, Supervisor, User	Unknown — not stated by the source
Weight & dimensionsidentical
Weight	1.32 kg	1.32 kg
Width	291 mm	291 mm
Depth	211 mm	211 mm
Height	21.2 mm	21.2 mm
Height (front)	2.12 cm	2.12 cm
Height (rear)	2.12 cm	2.12 cm
Packaging contentidentical
AC adapter included	Yes	Yes
Cables included	AC	AC
Other featuresidentical
3D	No	No
Intel segment tagging	Enterprise, Small Business	Enterprise, Small Business

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.

More laptop comparisons

All laptop comparisons