Product comparison · 2 laptops

Acer Aspire E E5-571G-35FF Intel® Core™ i3 i3-4005U Laptop vs Lenovo Y40 Intel® Core™ i7 i7-5500U Laptop

138specifications compared
60differ
78identical
67known for one product only

Key differences

Product colour
- Aspire E E5-571G-35FF Intel® Core™ i3 i3-4005U Laptop:Silver
- Y40 Intel® Core™ i7 i7-5500U Laptop:Black
Display diagonal
- Aspire E E5-571G-35FF Intel® Core™ i3 i3-4005U Laptop:39.6 cm (15.6")
- Y40 Intel® Core™ i7 i7-5500U Laptop:35.6 cm (14")
Display resolution
- Aspire E E5-571G-35FF Intel® Core™ i3 i3-4005U Laptop:1366 x 768 pixels
- Y40 Intel® Core™ i7 i7-5500U Laptop:1920 x 1080 pixels
Touchscreen
- Aspire E E5-571G-35FF Intel® Core™ i3 i3-4005U Laptop:No
- Y40 Intel® Core™ i7 i7-5500U Laptop:Yes
Processor family
- Aspire E E5-571G-35FF Intel® Core™ i3 i3-4005U Laptop:Intel® Core™ i3
- Y40 Intel® Core™ i7 i7-5500U Laptop:Intel® Core™ i7
Processor generation
- Aspire E E5-571G-35FF Intel® Core™ i3 i3-4005U Laptop:4th gen Intel® Core™ i3
- Y40 Intel® Core™ i7 i7-5500U Laptop:5th gen Intel® Core™ i7
Processor model
- Aspire E E5-571G-35FF Intel® Core™ i3 i3-4005U Laptop:i3-4005U
- Y40 Intel® Core™ i7 i7-5500U Laptop:i7-5500U
Processor frequency
- Aspire E E5-571G-35FF Intel® Core™ i3 i3-4005U Laptop:1.7 GHz
- Y40 Intel® Core™ i7 i7-5500U Laptop:2.4 GHz

Side by side

Differences highlightedShow differences only

Comparison of E5-571G-35FF, Y40
205 specifications	A Acer Aspire E E5-571G-35FF Intel® Core™ i3 i3-4005U Laptop Model E5-571G-35FF View product	B Lenovo Y40 Intel® Core™ i7 i7-5500U Laptop Model Y40 View product
Design1 differ
Product type	Laptop	Laptop
Product colourDiffers	Silver	Black
Form factor	Clamshell	Clamshell
Display3 differ
Display diagonalDiffers	39.6 cm (15.6")	35.6 cm (14")
Display resolutionDiffers	1366 x 768 pixels	1920 x 1080 pixels
TouchscreenDiffers	No	Yes
Touchscreen typeKnown for one	Unknown — not stated by the source	Capacitive
HD typeKnown for one	Unknown — not stated by the source	Full HD
Touch technologyKnown for one	Unknown — not stated by the source	Multi-touch
LED backlight	Yes	Yes
Native aspect ratio	16:9	16:9
Display brightnessKnown for one	Unknown — not stated by the source	220 cd/m²
Contrast ratio (typical)Known for one	Unknown — not stated by the source	400:1
Display surfaceKnown for one	Gloss	Unknown — not stated by the source
Processor14 differ
Processor manufacturer	Intel	Intel
Processor familyDiffers	Intel® Core™ i3	Intel® Core™ i7
Processor generationDiffers	4th gen Intel® Core™ i3	5th gen Intel® Core™ i7
Processor modelDiffers	i3-4005U	i7-5500U
Processor cores	2	2
Processor threads	4	4
Processor boost frequencyKnown for one	Unknown — not stated by the source	3 GHz
Processor frequencyDiffers	1.7 GHz	2.4 GHz
System bus rate	5 GT/s	5 GT/s
Processor cacheDiffers	3 MB	4 MB
Processor cache typeDiffers	Smart Cache	L3
Processor socket	BGA 1168	BGA 1168
Processor lithographyDiffers	22 nm	14 nm
Processor operating modesDiffers	64-bit	32-bit, 64-bit
Processor seriesDiffers	Intel® Core™ i3-4000 Mobile Series	Intel Core i7-5500 Mobile Series
Processor codenameDiffers	Haswell	Broadwell
Bus typeDiffers	DMI	DMI2
FSB Parity	No	No
SteppingKnown for one	Unknown — not stated by the source	F0
Thermal Design Power (TDP)	15 W	15 W
Configurable TDP-downKnown for one	Unknown — not stated by the source	7.5 W
Configurable TDP-down frequencyKnown for one	Unknown — not stated by the source	0.6 GHz
TjunctionDiffers	100 °C	105 °C
Maximum number of PCI Express lanesDiffers	10	12
PCI Express configurationsDiffers	4x1, 1x4	4x1, 2x4
PCI Express slots version	2.0	2.0
ECC supported by processor	No	No
Memory2 differ
Internal memoryDiffers	4 GB	8 GB
Internal memory type	DDR3L-SDRAM	DDR3L-SDRAM
Memory clock speedKnown for one	Unknown — not stated by the source	1600 MHz
Memory form factor	SO-DIMM	SO-DIMM
Memory layout (slots x size)Differs	1 x 4 GB	1 x 8 GB
Memory slots	2x SO-DIMM	2x SO-DIMM
Maximum internal memory	16 GB	16 GB
Maximum internal memory (64-bit)	16 GB	16 GB
Storage4 differ
Total storage capacityDiffers	500 GB	512 GB
Storage mediaDiffers	HDD	SSD
Number of SSDs installedKnown for one	Unknown — not stated by the source	1
SSD capacityKnown for one	Unknown — not stated by the source	512 GB
SSD interfaceKnown for one	Unknown — not stated by the source	SATA III
Optical drive typeDiffers	DVD Super Multi DL	No
Card reader integrated	Yes	Yes
Compatible memory cardsDiffers	SD	MMC, SD, SDHC, SDXC
Number of HDDs installedKnown for one	1	Unknown — not stated by the source
HDD capacityKnown for one	500 GB	Unknown — not stated by the source
HDD speedKnown for one	5400 RPM	Unknown — not stated by the source
HDD sizeKnown for one	2.5"	Unknown — not stated by the source
Graphics7 differ
On-board graphics card	Yes	Yes
Discrete graphics card	Yes	Yes
Discrete graphics card modelDiffers	NVIDIA® GeForce® 820M	AMD Radeon R9 M275
Discrete graphics card memoryDiffers	2 GB	4 GB
On-board graphics card family	Intel® HD Graphics	Intel® HD Graphics
On-board graphics card modelDiffers	Intel® HD Graphics 4400	Intel® HD Graphics 5500
Maximum on-board graphics card memoryDiffers	2 GB	16 GB
On-board graphics card base frequencyDiffers	200 MHz	300 MHz
On-board graphics card dynamic frequency (max)	950 MHz	950 MHz
On-board graphics card DirectX versionDiffers	12	11.2
On-board graphics card IDDiffers	0xA16	0x1616
Number of discrete graphics cards installed	1	1
Graphics card Open GL supportKnown for one	Unknown — not stated by the source	Yes
Number of discrete graphics cards supportedKnown for one	1	Unknown — not stated by the source
Audioidentical
Audio systemKnown for one	Unknown — not stated by the source	Dolby Home Theater v2
Number of built-in speakers	2	2
Speakers manufacturerKnown for one	Unknown — not stated by the source	JBL
Speaker powerKnown for one	Unknown — not stated by the source	2 W
Built-in microphone	Yes	Yes
Cameraidentical
Front camera	Yes	Yes
Front camera resolution (numeric)Known for one	Unknown — not stated by the source	1 MP
Front camera resolutionKnown for one	1280 x 720 pixels	Unknown — not stated by the source
Optical driveidentical
LightScribeKnown for one	Unknown — not stated by the source	No
Network1 differ
Wi-Fi	Yes	Yes
Wi-Fi standardsDiffers	802.11b, 802.11g, Wi-Fi 4 (802.11n)	802.11a, Wi-Fi 5 (802.11ac), 802.11b, 802.11g, Wi-Fi 4 (802.11n)
Wi-Fi data rate (max)Known for one	Unknown — not stated by the source	433 Mbit/s
Ethernet LAN	Yes	Yes
Ethernet LAN data ratesKnown for one	Unknown — not stated by the source	100,1000 Mbit/s
Bluetooth	Yes	Yes
Bluetooth version	4.0	4.0
Top Wi-Fi standardKnown for one	Wi-Fi 4 (802.11n)	Unknown — not stated by the source
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 quantityDiffers	1	0
Thunderbolt ports quantity	0	0
S/PDIF out portDiffers	No	Yes
Combo headphone/mic port	Yes	Yes
Docking connector	No	No
ExpressCard slot	No	No
CardBus PCMCIA slots quantity	0	0
CardBus PCMCIA slot type	No	No
SmartCard slot	No	No
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
Headphone outputsKnown for one	0	Unknown — not stated by the source
Microphone inKnown for one	No	Unknown — not stated by the source
Total number of SATA connectorsKnown for one	2	Unknown — not stated by the source
Number of SATA III connectorsKnown for one	2	Unknown — not stated by the source
Performanceidentical
Motherboard chipsetKnown for one	Unknown — not stated by the source	Intel SoC
Keyboard1 differ
Pointing device	Touchpad	Touchpad
Numeric keypadDiffers	Yes	No
Island-style keyboardKnown for one	Unknown — not stated by the source	Yes
Windows keys	Yes	Yes
Full-size keyboardKnown for one	Yes	Unknown — not stated by the source
Softwareidentical
Operating system installed	Windows 8.1	Windows 8.1
Operating system architecture	64-bit	64-bit
Trial softwareKnown for one	McAfee Internet Security, Microsoft office 2013	Unknown — not stated by the source
Processor special features16 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	Unknown — not stated by the source	14 nm
Idle States	Yes	Yes
Intel 64	Yes	Yes
Intel Clear Video TechnologyDiffers	No	Yes
Intel Demand Based Switching	No	No
Intel Dual Display Capable Technology	No	No
Intel Enhanced Halt State	Yes	Yes
Intel FDI TechnologyDiffers	No	Yes
Intel Fast Memory AccessDiffers	No	Yes
Intel Flex Memory AccessDiffers	No	Yes
Intel Identity Protection Technology version	1.00	1.00
Intel Rapid Storage TechnologyDiffers	Yes	No
Intel Secure Key Technology version	1.00	1.00
Intel Small Business Advantage (SBA) versionDiffers	0.00	1.00
Intel Smart Response Technology versionDiffers	0.00	1.00
Intel Stable Image Platform Program (SIPP)Known for one	Unknown — not stated by the source	No
Intel Stable Image Platform Program (SIPP) versionKnown for one	Unknown — not stated by the source	0.00
Intel TSX-NI	No	No
Intel TSX-NI version	0.00	0.00
Intel Trusted Execution Technology	No	No
Intel VT-x with Extended Page Tables (EPT)	Yes	Yes
Intel Virtualization Technology (VT-x)	Yes	Yes
Intel Virtualization Technology for Directed I/O (VT-d)Differs	No	Yes
Intel® AES New Instructions (Intel® AES-NI)	Yes	Yes
Intel® Anti-Theft Technology (Intel® AT)Differs	Yes	No
Intel® Clear Video HD Technology (Intel® CVT HD)	Yes	Yes
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)Differs	No	Yes
Intel® Hyper Threading Technology (Intel® HT Technology)	Yes	Yes
Intel® Identity Protection Technology (Intel® IPT)	Yes	Yes
Intel® InTru™ 3D Technology	Yes	Yes
Intel® Insider™	Yes	Yes
Intel® My WiFi Technology (Intel® MWT)	No	No
Intel® OS GuardKnown for one	Unknown — not stated by the source	Yes
Intel® Quick Sync Video Technology	Yes	Yes
Intel® Secure Key	Yes	Yes
Intel® Small Business Advantage (Intel® SBA)Differs	No	Yes
Intel® Smart Cache	Yes	Yes
Intel® Smart Response TechnologyDiffers	No	Yes
Intel® Turbo Boost TechnologyDiffers	No	2.0
Intel® Virtualization Technology (Intel® VT)Differs	VT-x	VT-d, VT-x
Processor ARK IDDiffers	75105	85214
Processor codeKnown for one	Unknown — not stated by the source	SR23W
Processor package sizeDiffers	40 x 24 x 1.5 mm	40 x 24 x 1.3 mm
Supported instruction sets	AVX 2.0, SSE4.1, SSE4.2	AVX 2.0, SSE4.1, SSE4.2
Thermal Monitoring Technologies	Yes	Yes
Conflict-Free processor	Yes	Yes
Intel ME Firmware VersionKnown for one	9.5	Unknown — not stated by the source
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® 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	Yes	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
UARTKnown for one	Yes	Unknown — not stated by the source
Battery2 differ
Number of battery cellsDiffers	6	4
Battery capacityKnown for one	Unknown — not stated by the source	48 Wh
Battery life (max)Differs	7 h	5 h
Battery technologyKnown for one	Lithium-Ion (Li-Ion)	Unknown — not stated by the source
Power1 differ
AC adapter powerDiffers	65 W	90 W
DC-in jack	Yes	Yes
AC adapter frequencyKnown for one	50 - 60 Hz	Unknown — not stated by the source
AC adapter input voltageKnown for one	100 - 240 V	Unknown — not stated by the source
Security1 differ
Cable lock slotDiffers	No	Yes
Fingerprint readerKnown for one	Unknown — not stated by the source	No
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
Certificatesidentical
Compliance certificatesKnown for one	Unknown — not stated by the source	RoHS
Sustainabilityidentical
Sustainability certificatesKnown for one	Unknown — not stated by the source	EPEAT Silver, ENERGY STAR
Weight & dimensions3 differ
WeightDiffers	2.5 kg	2.2 kg
WidthDiffers	381.6 mm	350 mm
DepthDiffers	256 mm	249 mm
HeightKnown for one	Unknown — not stated by the source	23.8 mm
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
ManualKnown for one	Yes	Unknown — not stated by the source
Power cord includedKnown for one	Yes	Unknown — not stated by the source
Quick start guideKnown 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.

More laptop comparisons

All laptop comparisons