Product comparison · 2 laptops

Acer Aspire E E5-473-C8A3 Intel® Celeron® 2957U Laptop vs Lenovo Yangtian B40-30-NTE(L) Intel® Celeron® N2840 Laptop

109specifications compared
35differ
74identical
46known for one product only

Key differences

Product colour
- Aspire E E5-473-C8A3 Intel® Celeron® 2957U Laptop:Black, Grey
- Yangtian B40-30-NTE(L) Intel® Celeron® N2840 Laptop:Black
Processor model
- Aspire E E5-473-C8A3 Intel® Celeron® 2957U Laptop:2957U
- Yangtian B40-30-NTE(L) Intel® Celeron® N2840 Laptop:N2840
Processor frequency
- Aspire E E5-473-C8A3 Intel® Celeron® 2957U Laptop:1.4 GHz
- Yangtian B40-30-NTE(L) Intel® Celeron® N2840 Laptop:2.16 GHz
Processor cache
- Aspire E E5-473-C8A3 Intel® Celeron® 2957U Laptop:2 MB
- Yangtian B40-30-NTE(L) Intel® Celeron® N2840 Laptop:1 MB
Processor cache type
- Aspire E E5-473-C8A3 Intel® Celeron® 2957U Laptop:Smart Cache
- Yangtian B40-30-NTE(L) Intel® Celeron® N2840 Laptop:L2
Processor socket
- Aspire E E5-473-C8A3 Intel® Celeron® 2957U Laptop:BGA 1168
- Yangtian B40-30-NTE(L) Intel® Celeron® N2840 Laptop:BGA 1170
Processor operating modes
- Aspire E E5-473-C8A3 Intel® Celeron® 2957U Laptop:64-bit
- Yangtian B40-30-NTE(L) Intel® Celeron® N2840 Laptop:32-bit, 64-bit
Processor codename
- Aspire E E5-473-C8A3 Intel® Celeron® 2957U Laptop:Haswell
- Yangtian B40-30-NTE(L) Intel® Celeron® N2840 Laptop:Bay Trail

Side by side

Differences highlightedShow differences only

Comparison of E5-473-C8A3, B40-30-NTE(L)
155 specifications	A Acer Aspire E E5-473-C8A3 Intel® Celeron® 2957U Laptop Model E5-473-C8A3 View product	B Lenovo Yangtian B40-30-NTE(L) Intel® Celeron® N2840 Laptop Model B40-30-NTE(L) View product
Design1 differ
Product type	Laptop	Laptop
Product colourDiffers	Black, Grey	Black
Form factor	Clamshell	Clamshell
Displayidentical
Display diagonal	35.6 cm (14")	35.6 cm (14")
Display resolution	1366 x 768 pixels	1366 x 768 pixels
Touchscreen	No	No
Native aspect ratio	16:9	16:9
LED backlightKnown for one	Unknown — not stated by the source	Yes
Processor12 differ
Processor manufacturer	Intel	Intel
Processor family	Intel® Celeron®	Intel® Celeron®
Processor modelDiffers	2957U	N2840
Processor cores	2	2
Processor threads	2	2
Processor frequencyDiffers	1.4 GHz	2.16 GHz
System bus rateKnown for one	5 GT/s	Unknown — not stated by the source
Processor cacheDiffers	2 MB	1 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 Celeron Processor 2000 Series for Mobile	Intel Celeron Processor N2000 Series for Mobile
Processor codenameDiffers	Haswell	Bay Trail
Bus typeKnown for one	DMI2	Unknown — not stated by the source
FSB Parity	No	No
SteppingDiffers	D0	C0
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	2.58 GHz
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 typeDiffers	DDR3L-SDRAM	DDR3-SDRAM
Maximum internal memoryKnown for one	16 GB	Unknown — not stated by the source
Storage2 differ
Total storage capacityDiffers	1 TB	500 GB
Storage media	HDD	HDD
Number of HDDs installed	1	1
HDD capacityDiffers	1 TB	500 GB
HDD sizeKnown for one	2.5"	Unknown — not stated by the source
Optical drive typeKnown for one	No	Unknown — not stated by the source
Card reader integrated	Yes	Yes
Compatible memory cardsKnown for one	SD	Unknown — not stated by the source
Graphics2 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	200 MHz	311 MHz
On-board graphics card dynamic frequency (max)Differs	1000 MHz	792 MHz
On-board graphics card burst frequencyKnown for one	Unknown — not stated by the source	792 MHz
Audioidentical
Built-in microphoneKnown for one	Yes	Unknown — not stated by the source
Cameraidentical
Front camera	Yes	Yes
Front camera resolution (numeric)Known for one	Unknown — not stated by the source	0.3 MP
Optical driveidentical
LightScribe	No	No
Network3 differ
Wi-Fi	Yes	Yes
Wi-Fi standardsDiffers	Wi-Fi 5 (802.11ac)	802.11b, 802.11g, Wi-Fi 4 (802.11n)
Ethernet LANDiffers	Yes	No
Ethernet LAN data ratesKnown for one	10,100,1000 Mbit/s	Unknown — not stated by the source
BluetoothDiffers	Yes	No
Ports & interfaces1 differ
USB 2.0 ports quantity	1	1
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity	2	2
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	1	1
Thunderbolt ports quantity	0	0
Headphone outputsDiffers	0	1
S/PDIF out port	No	No
Combo headphone/mic port	Yes	Yes
Microphone inKnown for one	No	Unknown — not stated by the source
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
Number of SATA III connectorsKnown for one	2	Unknown — not stated by the source
Keyboardidentical
Pointing deviceKnown for one	Touchpad	Unknown — not stated by the source
Numeric keypad	No	No
Windows keysKnown for one	Yes	Unknown — not stated by the source
Software2 differ
Operating system installedDiffers	Windows 10 Home	Windows 8.1
Operating system architectureDiffers	64-bit	32-bit
Operating system languageKnown for one	Unknown — not stated by the source	Simplified Chinese
Processor special features10 differ
Intel® Wireless Display (Intel® WiDi)Differs	No	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 TechnologyDiffers	Yes	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	Yes	Unknown — not stated by the source
Intel Identity Protection Technology versionKnown for one	0.00	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 Stable Image Platform Program (SIPP)Known for one	No	Unknown — not stated by the source
Intel Stable Image Platform Program (SIPP) 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)	No	No
Intel® Active Management Technology (Intel® AMT)Known for one	No	Unknown — not stated by the source
Intel® Anti-Theft Technology (Intel® AT)	No	No
Intel® Clear Video HD Technology (Intel® CVT HD)Differs	Yes	No
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)Differs	Yes	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)	No	No
Intel® Identity Protection Technology (Intel® IPT)Known for one	No	Unknown — not stated by the source
Intel® InTru™ 3D Technology	No	No
Intel® Insider™	No	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® OS GuardKnown for one	No	Unknown — not stated by the source
Intel® Quick Sync Video Technology	Yes	Yes
Intel® Rapid Start TechnologyKnown for one	No	Unknown — not stated by the source
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	78942	82103
Processor codeDiffers	SR1DV	SR1YJ
Processor package sizeDiffers	40 x 24 x 1.5 mm	25 x 27 mm
Supported instruction setsKnown for one	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
Batteryidentical
Battery technologyKnown for one	Lithium-Ion (Li-Ion)	Unknown — not stated by the source
Number of battery cellsKnown for one	4	Unknown — not stated by the source
Poweridentical
AC adapter powerKnown for one	45 W	Unknown — not stated by the source
DC-in jack	Yes	Yes
Securityidentical
Cable lock slot	No	No
Weight & dimensionsidentical
WeightKnown for one	2.1 kg	Unknown — not stated by the source
WidthKnown for one	343 mm	Unknown — not stated by the source
DepthKnown for one	245 mm	Unknown — not stated by the source
HeightKnown for one	24.9 mm	Unknown — not stated by the source
Packaging contentidentical
Power cord includedKnown for one	Yes	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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