Product comparison · 2 laptops

Acer Aspire E E5-521-61W2 AMD A6 A6-6310 Laptop vs Lenovo IdeaPad B4400 Intel® Core™ i5 i5-4200M Laptop

78specifications compared
35differ
43identical
81known for one product only

Key differences

Product colour
- Aspire E E5-521-61W2 AMD A6 A6-6310 Laptop:Black
- IdeaPad B4400 Intel® Core™ i5 i5-4200M Laptop:Grey
Display diagonal
- Aspire E E5-521-61W2 AMD A6 A6-6310 Laptop:39.6 cm (15.6")
- IdeaPad B4400 Intel® Core™ i5 i5-4200M Laptop:35.6 cm (14")
Processor manufacturer
- Aspire E E5-521-61W2 AMD A6 A6-6310 Laptop:AMD
- IdeaPad B4400 Intel® Core™ i5 i5-4200M Laptop:Intel
Processor family
- Aspire E E5-521-61W2 AMD A6 A6-6310 Laptop:AMD A6
- IdeaPad B4400 Intel® Core™ i5 i5-4200M Laptop:Intel® Core™ i5
Processor model
- Aspire E E5-521-61W2 AMD A6 A6-6310 Laptop:A6-6310
- IdeaPad B4400 Intel® Core™ i5 i5-4200M Laptop:i5-4200M
Processor cores
- Aspire E E5-521-61W2 AMD A6 A6-6310 Laptop:4
- IdeaPad B4400 Intel® Core™ i5 i5-4200M Laptop:2
Processor boost frequency
- Aspire E E5-521-61W2 AMD A6 A6-6310 Laptop:2.4 GHz
- IdeaPad B4400 Intel® Core™ i5 i5-4200M Laptop:3.1 GHz
Processor frequency
- Aspire E E5-521-61W2 AMD A6 A6-6310 Laptop:2 GHz
- IdeaPad B4400 Intel® Core™ i5 i5-4200M Laptop:2.5 GHz

Side by side

Differences highlightedShow differences only

Comparison of E5-521-61W2, B4400
159 specifications	A Acer Aspire E E5-521-61W2 AMD A6 A6-6310 Laptop Model E5-521-61W2 View product	B Lenovo IdeaPad B4400 Intel® Core™ i5 i5-4200M Laptop Model B4400 View product
Design1 differ
Product type	Laptop	Laptop
Product colourDiffers	Black	Grey
Form factor	Clamshell	Clamshell
Market positioningKnown for one	Unknown — not stated by the source	Business
Display1 differ
Display diagonalDiffers	39.6 cm (15.6")	35.6 cm (14")
Display resolution	1366 x 768 pixels	1366 x 768 pixels
Touchscreen	No	No
LED backlight	Yes	Yes
Native aspect ratio	16:9	16:9
Display brightnessKnown for one	200 cd/m²	Unknown — not stated by the source
Processor8 differ
Processor manufacturerDiffers	AMD	Intel
Processor familyDiffers	AMD A6	Intel® Core™ i5
Processor generationKnown for one	Unknown — not stated by the source	4th gen Intel® Core™ i5
Processor modelDiffers	A6-6310	i5-4200M
Processor coresDiffers	4	2
Processor threads	4	4
Processor boost frequencyDiffers	2.4 GHz	3.1 GHz
Processor frequencyDiffers	2 GHz	2.5 GHz
System bus rateKnown for one	Unknown — not stated by the source	5 GT/s
Processor cacheDiffers	2 MB	3 MB
Processor cache typeDiffers	L2	Smart Cache
Processor socketKnown for one	Unknown — not stated by the source	PGA946
Processor lithographyKnown for one	Unknown — not stated by the source	22 nm
Processor operating modesKnown for one	Unknown — not stated by the source	64-bit
Processor seriesKnown for one	Unknown — not stated by the source	Intel Core i5-4200 Mobile series
Processor codenameKnown for one	Unknown — not stated by the source	Haswell
Bus typeKnown for one	Unknown — not stated by the source	DMI
FSB ParityKnown for one	Unknown — not stated by the source	No
SteppingKnown for one	Unknown — not stated by the source	C0
Thermal Design Power (TDP)Known for one	Unknown — not stated by the source	37 W
TjunctionKnown for one	Unknown — not stated by the source	100 °C
Maximum number of PCI Express lanesKnown for one	Unknown — not stated by the source	16
PCI Express configurationsKnown for one	Unknown — not stated by the source	1x16, 2x8, 1x8+2x4
PCI Express slots versionKnown for one	Unknown — not stated by the source	3.0
ECC supported by processorKnown for one	Unknown — not stated by the source	No
Memory3 differ
Internal memoryDiffers	6 GB	2 GB
Internal memory typeDiffers	DDR3L-SDRAM	DDR3-SDRAM
Memory clock speed	1600 MHz	1600 MHz
Memory layout (slots x size)Differs	1 x 2 + 1 x 4 GB	1 x 2 GB
Memory form factorKnown for one	SO-DIMM	Unknown — not stated by the source
Memory slotsKnown for one	2x SO-DIMM	Unknown — not stated by the source
Maximum internal memoryKnown for one	16 GB	Unknown — not stated by the source
Storage2 differ
Total storage capacity	500 GB	500 GB
Storage media	HDD	HDD
Number of HDDs installed	1	1
HDD capacity	500 GB	500 GB
HDD speed	5400 RPM	5400 RPM
Optical drive typeDiffers	No	DVD Super Multi
Card reader integrated	Yes	Yes
Compatible memory cardsDiffers	SD	MMC, SD, SDHC, SDXC
HDD interfaceKnown for one	SATA	Unknown — not stated by the source
Graphics4 differ
On-board graphics card	Yes	Yes
Discrete graphics cardDiffers	No	Yes
Discrete graphics card modelDiffers	Not available	NVIDIA® GeForce® GT 710M
On-board graphics card familyDiffers	AMD Radeon R4	Intel® HD Graphics
On-board graphics card modelDiffers	AMD Radeon R4	Intel® HD Graphics 4600
Maximum on-board graphics card memoryKnown for one	Unknown — not stated by the source	1.74 GB
On-board graphics card base frequencyKnown for one	Unknown — not stated by the source	400 MHz
On-board graphics card dynamic frequency (max)Known for one	Unknown — not stated by the source	1150 MHz
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
Audio systemKnown for one	Unknown — not stated by the source	HD
Number of built-in speakers	2	2
Built-in microphone	Yes	Yes
Cameraidentical
Front camera	Yes	Yes
Front camera resolutionKnown for one	Unknown — not stated by the source	1280 x 720 pixels
Networkidentical
Wi-Fi	Yes	Yes
Wi-Fi standards	802.11b, 802.11g, Wi-Fi 4 (802.11n)	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
Bluetooth	Yes	Yes
Bluetooth version	4.0	4.0
Ports & interfaces4 differ
USB 2.0 ports quantityDiffers	2	1
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 quantity	0	0
DVI port	No	No
VGA (D-Sub) ports quantity	0	0
Thunderbolt ports quantity	0	0
Headphone outputsDiffers	1	0
S/PDIF out port	No	No
Combo headphone/mic portKnown for one	Unknown — not stated by the source	Yes
Microphone inDiffers	Yes	No
Docking connector	No	No
CardBus PCMCIA slots quantity	0	0
CardBus PCMCIA slot type	No	No
ExpressCard slotKnown for one	No	Unknown — not stated by the source
SmartCard slotKnown for one	No	Unknown — not stated by the source
Performanceidentical
Motherboard chipsetKnown for one	Unknown — not stated by the source	Intel® HM86
Keyboard1 differ
Pointing device	Touchpad	Touchpad
Numeric keypadDiffers	Yes	No
Full-size keyboardKnown for one	Yes	Unknown — not stated by the source
Windows keysKnown for one	Yes	Unknown — not stated by the source
Software1 differ
Operating system installedDiffers	Windows 8.1	FreeDOS
Operating system architectureKnown for one	64-bit	Unknown — not stated by the source
Processor special features9 differ
Intel® Wireless Display (Intel® WiDi)Differs	No	Yes
CPU configuration (max)Known for one	Unknown — not stated by the source	1
Embedded options availableKnown for one	Unknown — not stated by the source	No
Enhanced Intel SpeedStep TechnologyKnown for one	Unknown — not stated by the source	Yes
Execute Disable BitKnown for one	Unknown — not stated by the source	Yes
Idle StatesKnown for one	Unknown — not stated by the source	Yes
Intel 64Known for one	Unknown — not stated by the source	Yes
Intel Clear Video Technology	No	No
Intel Demand Based SwitchingKnown for one	Unknown — not stated by the source	No
Intel Dual Display Capable TechnologyKnown for one	Unknown — not stated by the source	No
Intel Enhanced Halt StateKnown for one	Unknown — not stated by the source	No
Intel FDI TechnologyKnown for one	Unknown — not stated by the source	No
Intel Fast Memory AccessKnown for one	Unknown — not stated by the source	No
Intel Flex Memory AccessKnown for one	Unknown — not stated by the source	No
Intel Identity Protection Technology versionKnown for one	Unknown — not stated by the source	1.00
Intel Rapid Storage TechnologyKnown for one	Unknown — not stated by the source	No
Intel Secure Key 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 Trusted Execution TechnologyKnown for one	Unknown — not stated by the source	No
Intel VT-x with Extended Page Tables (EPT)Known for one	Unknown — not stated by the source	Yes
Intel Virtualization Technology (VT-x)Known for one	Unknown — not stated by the source	Yes
Intel Virtualization Technology for Directed I/O (VT-d)Known for one	Unknown — not stated by the source	No
Intel® AES New Instructions (Intel® AES-NI)Known for one	Unknown — not stated by the source	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)	No	No
Intel® Hyper Threading Technology (Intel® HT Technology)Differs	No	Yes
Intel® Identity Protection Technology (Intel® IPT)Differs	No	Yes
Intel® InTru™ 3D TechnologyDiffers	No	Yes
Intel® Insider™Differs	No	Yes
Intel® My WiFi Technology (Intel® MWT)	No	No
Intel® Quick Sync Video TechnologyDiffers	No	Yes
Intel® Secure KeyKnown for one	Unknown — not stated by the source	Yes
Intel® Smart CacheKnown for one	Unknown — not stated by the source	Yes
Intel® Turbo Boost TechnologyDiffers	No	2.0
Processor ARK IDKnown for one	Unknown — not stated by the source	76348
Processor codeKnown for one	Unknown — not stated by the source	SR1HA
Processor package sizeKnown for one	Unknown — not stated by the source	37.5 x 37.5 x 4.7 mm
Supported instruction setsKnown for one	Unknown — not stated by the source	AVX 2.0, SSE4.1, SSE4.2
Thermal Monitoring TechnologiesKnown for one	Unknown — not stated by the source	Yes
Conflict-Free processorKnown for one	Unknown — not stated by the source	Yes
Intel Smart Connect TechnologyKnown for one	No	Unknown — not stated by the source
Intel® Active Management Technology (Intel® AMT)Known for one	No	Unknown — not stated by the source
Intel® High Definition Audio (Intel® HD Audio)Known for one	No	Unknown — not stated by the source
Intel® Matrix Storage Technology (Intel® MST)Known for one	No	Unknown — not stated by the source
Intel® Rapid Start TechnologyKnown for one	No	Unknown — not stated by the source
Intel® Small Business Advantage (Intel® SBA)Known for one	No	Unknown — not stated by the source
Intel® Smart Response TechnologyKnown for one	No	Unknown — not stated by the source
Batteryidentical
Battery technology	Lithium-Ion (Li-Ion)	Lithium-Ion (Li-Ion)
Number of battery cells	6	6
Battery life (max)Known for one	Unknown — not stated by the source	6.5 h
Battery capacityKnown for one	2500 mAh	Unknown — not stated by the source
Poweridentical
DC-in jack	Yes	Yes
Securityidentical
Cable lock slot	No	No
Weight & dimensions1 differ
WeightDiffers	2.5 kg	2.2 kg
WidthKnown for one	381.6 mm	Unknown — not stated by the source
DepthKnown for one	256 mm	Unknown — not stated by the source
Height (front)Known for one	2.53 cm	Unknown — not stated by the source
Height (rear)Known for one	3.03 cm	Unknown — not stated by the source
Packaging contentidentical
AC adapter included	Yes	Yes
Power cord includedKnown for one	Unknown — not stated by the source	Yes
Optical driveidentical
LightScribeKnown for one	No	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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