Product comparison · 2 laptops

Acer Aspire E ES1-311-C7HP Intel® Celeron® N2840 Laptop vs Lenovo ThinkPad L440 i5-4200M 8GB 500 GB W7Pro64

92specifications compared
45differ
47identical
78known for one product only

Key differences

Display diagonal
- Aspire E ES1-311-C7HP Intel® Celeron® N2840 Laptop:33.8 cm (13.3")
- ThinkPad L440 i5-4200M 8GB 500 GB W7Pro64:35.6 cm (14")
Processor family
- Aspire E ES1-311-C7HP Intel® Celeron® N2840 Laptop:Intel® Celeron®
- ThinkPad L440 i5-4200M 8GB 500 GB W7Pro64:Intel® Core™ i5
Processor model
- Aspire E ES1-311-C7HP Intel® Celeron® N2840 Laptop:N2840
- ThinkPad L440 i5-4200M 8GB 500 GB W7Pro64:i5-4200M
Processor threads
- Aspire E ES1-311-C7HP Intel® Celeron® N2840 Laptop:2
- ThinkPad L440 i5-4200M 8GB 500 GB W7Pro64:4
Processor boost frequency
- Aspire E ES1-311-C7HP Intel® Celeron® N2840 Laptop:2.58 GHz
- ThinkPad L440 i5-4200M 8GB 500 GB W7Pro64:3.1 GHz
Processor frequency
- Aspire E ES1-311-C7HP Intel® Celeron® N2840 Laptop:2.16 GHz
- ThinkPad L440 i5-4200M 8GB 500 GB W7Pro64:2.5 GHz
Processor cache
- Aspire E ES1-311-C7HP Intel® Celeron® N2840 Laptop:1 MB
- ThinkPad L440 i5-4200M 8GB 500 GB W7Pro64:3 MB
Processor cache type
- Aspire E ES1-311-C7HP Intel® Celeron® N2840 Laptop:L2
- ThinkPad L440 i5-4200M 8GB 500 GB W7Pro64:Smart Cache

Side by side

Differences highlightedShow differences only

Comparison of ES1-311-C7HP, ThinkPad L440 i5-4200M 8GB 500 GB W7Pro64
170 specifications	A Acer Aspire E ES1-311-C7HP Intel® Celeron® N2840 Laptop Model ES1-311-C7HP View product	B Lenovo ThinkPad L440 i5-4200M 8GB 500 GB W7Pro64 View product
Designidentical
Product type	Laptop	Laptop
Product colour	Black	Black
Form factor	Clamshell	Clamshell
Display1 differ
Display diagonalDiffers	33.8 cm (13.3")	35.6 cm (14")
Display resolutionKnown for one	1366 x 768 pixels	Unknown — not stated by the source
Touchscreen	No	No
LED backlight	Yes	Yes
Native aspect ratio	16:9	16:9
Contrast ratio (typical)Known for one	Unknown — not stated by the source	500:1
Processor15 differ
Processor manufacturer	Intel	Intel
Processor familyDiffers	Intel® Celeron®	Intel® Core™ i5
Processor modelDiffers	N2840	i5-4200M
Processor cores	2	2
Processor threadsDiffers	2	4
Processor boost frequencyDiffers	2.58 GHz	3.1 GHz
Processor frequencyDiffers	2.16 GHz	2.5 GHz
Processor cacheDiffers	1 MB	3 MB
Processor cache typeDiffers	L2	Smart Cache
Processor socketDiffers	BGA 1170	PGA946
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
Stepping	C0	C0
Thermal Design Power (TDP)Differs	7.5 W	37 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	16
PCI Express configurationsDiffers	1x4	1x16, 2x8, 1x8+2x4
PCI Express slots versionDiffers	2.0	3.0
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	DMI
Memory3 differ
Internal memoryDiffers	2 GB	8 GB
Internal memory type	DDR3L-SDRAM	DDR3L-SDRAM
Memory form factor	SO-DIMM	SO-DIMM
Memory layout (slots x size)Known for one	1 x 2 GB	Unknown — not stated by the source
Memory slotsDiffers	1x SO-DIMM	2x SO-DIMM
Maximum internal memoryDiffers	8 GB	16 GB
Memory clock speedKnown for one	Unknown — not stated by the source	1600 MHz
Maximum internal memory (64-bit)Known for one	Unknown — not stated by the source	16 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
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
HDD interfaceKnown for one	Unknown — not stated by the source	SATA III
HDD sizeKnown for one	Unknown — not stated by the source	2.5"
Graphics3 differ
On-board graphics card	Yes	Yes
Discrete graphics cardKnown for one	No	Unknown — not stated by the source
Discrete graphics card modelKnown for one	Not available	Unknown — not stated by the source
On-board graphics card familyKnown for one	Intel® HD Graphics	Unknown — not stated by the source
On-board graphics card modelDiffers	Intel® HD Graphics	Intel® HD Graphics 4600
On-board graphics card base frequencyDiffers	311 MHz	400 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	1150 MHz
Maximum on-board graphics card memoryKnown for one	Unknown — not stated by the source	1.74 GB
On-board graphics card DirectX versionKnown for one	Unknown — not stated by the source	11.1
On-board graphics card IDKnown for one	Unknown — not stated by the source	0x416
Audioidentical
Built-in microphone	Yes	Yes
Audio chipKnown for one	Unknown — not stated by the source	Realtek ALC3232
Audio systemKnown for one	Unknown — not stated by the source	Dolby Advanced Audio
Number of built-in speakersKnown for one	Unknown — not stated by the source	2
Speaker powerKnown for one	Unknown — not stated by the source	2 W
Cameraidentical
Front camera	Yes	Yes
Auto focusKnown for one	Unknown — not stated by the source	No
Optical driveidentical
LightScribeKnown for one	No	Unknown — not stated by the source
Network1 differ
Wi-Fi	Yes	Yes
Wi-Fi standardsKnown for one	802.11b, 802.11g, Wi-Fi 4 (802.11n)	Unknown — not stated by the source
Ethernet LAN	Yes	Yes
BluetoothDiffers	No	Yes
Ports & interfaces4 differ
USB 2.0 ports quantityDiffers	1	3
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity	1	1
Ethernet LAN (RJ-45) ports	1	1
HDMI ports quantityDiffers	1	0
DisplayPorts quantity	0	0
DVI portKnown for one	No	Unknown — not stated by the source
VGA (D-Sub) ports quantityDiffers	0	1
Thunderbolt ports quantityKnown for one	0	Unknown — not stated by the source
S/PDIF out portKnown for one	No	Unknown — not stated by the source
Docking connectorDiffers	No	Yes
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
USB 3.2 Gen 1 (3.1 Gen 1) Type-C ports quantityKnown for one	Unknown — not stated by the source	0
USB 3.2 Gen 2 (3.1 Gen 2) Type-A ports quantityKnown for one	Unknown — not stated by the source	0
USB 3.2 Gen 2 (3.1 Gen 2) Type-C ports quantityKnown for one	Unknown — not stated by the source	0
Mini DisplayPorts quantityKnown for one	Unknown — not stated by the source	1
Thunderbolt 3 ports quantityKnown for one	Unknown — not stated by the source	0
Combo headphone/mic portKnown for one	Unknown — not stated by the source	Yes
USB Sleep-and-ChargeKnown for one	Unknown — not stated by the source	Yes
USB Sleep-and-Charge portsKnown for one	Unknown — not stated by the source	1
Keyboard1 differ
Pointing deviceDiffers	Touchpad	ThinkPad UltraNav
Numeric keypad	No	No
Windows keys	Yes	Yes
Software1 differ
Operating system installedDiffers	Windows 8.1	Windows 7 Professional
Operating system architecture	64-bit	64-bit
Processor special features12 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 StateKnown for one	Yes	Unknown — not stated by the source
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 Rapid Storage TechnologyKnown for one	No	Unknown — not stated by the source
Intel Secure Key Technology version	1.00	1.00
Intel Smart Connect TechnologyKnown for one	Yes	Unknown — not stated by the source
Intel Smart Connect Technology versionKnown for one	1.00	Unknown — not stated by the source
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	76348
Processor codeDiffers	SR1YJ	SR1HA
Processor package sizeDiffers	25 x 27 mm	37.5 x 37.5 x 4.7 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 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® Identity Protection Technology (Intel® IPT)Known for one	Unknown — not stated by the source	Yes
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
Batteryidentical
Battery technology	Lithium-Ion (Li-Ion)	Lithium-Ion (Li-Ion)
Number of battery cellsKnown for one	3	Unknown — not stated by the source
Battery capacityKnown for one	3220 mAh	Unknown — not stated by the source
Battery life (max)Known for one	5 h	Unknown — not stated by the source
Power1 differ
AC adapter powerDiffers	45 W	65 W
DC-in jack	Yes	Yes
Security1 differ
Cable lock slotDiffers	No	Yes
Trusted Platform Module (TPM)Known for one	Unknown — not stated by the source	Yes
Password protectionKnown for one	Unknown — not stated by the source	Yes
Password protection typeKnown for one	Unknown — not stated by the source	HDD, Power on, Supervisor
Weight & dimensions2 differ
WeightKnown for one	1.6 kg	Unknown — not stated by the source
WidthDiffers	327 mm	344 mm
DepthDiffers	228 mm	239 mm
HeightKnown for one	20.7 mm	Unknown — not stated by the source
Height (front)Known for one	Unknown — not stated by the source	2.9 cm
Height (rear)Known for one	Unknown — not stated by the source	3.42 cm
Packaging contentidentical
AC adapter included	Yes	Yes
Certificatesidentical
Compliance certificatesKnown for one	Unknown — not stated by the source	RoHS
CertificationKnown for one	Unknown — not stated by the source	MIL-STD-810G
Sustainabilityidentical
Sustainability certificatesKnown for one	Unknown — not stated by the source	EPEAT Gold, ENERGY STAR
Other featuresidentical
3DKnown 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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