Product comparison · 2 laptops

Acer Aspire 581G-53338G1.02Takk Intel® Core™ i5 i5-3337U Laptop 39.6 cm (15.6") Full HD 8 GB DDR3-SDRAM 1 TB HDD+SSD NVIDIA® GeForce® GT 720M Windows 8 Black vs Lenovo S540 + ThinkPad OneLink Dock

138specifications compared
49differ
89identical
59known for one product only

Key differences

Touchscreen
- Aspire 581G-53338G1.02Takk Intel® Core™ i5 i5-3337U Laptop 39.6 cm (15.6") Full HD 8 GB DDR3-SDRAM 1 TB HDD+SSD NVIDIA® GeForce® GT 720M Windows 8 Black:No
- S540 + ThinkPad OneLink Dock:Yes
Processor family
- Aspire 581G-53338G1.02Takk Intel® Core™ i5 i5-3337U Laptop 39.6 cm (15.6") Full HD 8 GB DDR3-SDRAM 1 TB HDD+SSD NVIDIA® GeForce® GT 720M Windows 8 Black:Intel® Core™ i5
- S540 + ThinkPad OneLink Dock:Intel® Core™ i7
Processor generation
- Aspire 581G-53338G1.02Takk Intel® Core™ i5 i5-3337U Laptop 39.6 cm (15.6") Full HD 8 GB DDR3-SDRAM 1 TB HDD+SSD NVIDIA® GeForce® GT 720M Windows 8 Black:3rd gen Intel® Core™ i5
- S540 + ThinkPad OneLink Dock:4th gen Intel® Core™ i7
Processor model
- Aspire 581G-53338G1.02Takk Intel® Core™ i5 i5-3337U Laptop 39.6 cm (15.6") Full HD 8 GB DDR3-SDRAM 1 TB HDD+SSD NVIDIA® GeForce® GT 720M Windows 8 Black:i5-3337U
- S540 + ThinkPad OneLink Dock:i7-4500U
Processor boost frequency
- Aspire 581G-53338G1.02Takk Intel® Core™ i5 i5-3337U Laptop 39.6 cm (15.6") Full HD 8 GB DDR3-SDRAM 1 TB HDD+SSD NVIDIA® GeForce® GT 720M Windows 8 Black:2.7 GHz
- S540 + ThinkPad OneLink Dock:3 GHz
Processor cache
- Aspire 581G-53338G1.02Takk Intel® Core™ i5 i5-3337U Laptop 39.6 cm (15.6") Full HD 8 GB DDR3-SDRAM 1 TB HDD+SSD NVIDIA® GeForce® GT 720M Windows 8 Black:3 MB
- S540 + ThinkPad OneLink Dock:4 MB
Processor socket
- Aspire 581G-53338G1.02Takk Intel® Core™ i5 i5-3337U Laptop 39.6 cm (15.6") Full HD 8 GB DDR3-SDRAM 1 TB HDD+SSD NVIDIA® GeForce® GT 720M Windows 8 Black:BGA 1023
- S540 + ThinkPad OneLink Dock:BGA 1168
Processor codename
- Aspire 581G-53338G1.02Takk Intel® Core™ i5 i5-3337U Laptop 39.6 cm (15.6") Full HD 8 GB DDR3-SDRAM 1 TB HDD+SSD NVIDIA® GeForce® GT 720M Windows 8 Black:Ivy Bridge
- S540 + ThinkPad OneLink Dock:Haswell

Side by side

Differences highlightedShow differences only

Comparison of 581G-53338G1.02Takk, S540 + ThinkPad OneLink Dock
197 specifications	A Acer Aspire 581G-53338G1.02Takk Intel® Core™ i5 i5-3337U Laptop 39.6 cm (15.6") Full HD 8 GB DDR3-SDRAM 1 TB HDD+SSD NVIDIA® GeForce® GT 720M Windows 8 Black Model 581G-53338G1.02Takk View product	B Lenovo S540 + ThinkPad OneLink Dock View product
Designidentical
Product type	Laptop	Laptop
Product colour	Black	Black
Form factor	Clamshell	Clamshell
Display1 differ
Display diagonal	39.6 cm (15.6")	39.6 cm (15.6")
Display resolution	1920 x 1080 pixels	1920 x 1080 pixels
TouchscreenDiffers	No	Yes
HD type	Full HD	Full HD
LED backlight	Yes	Yes
Native aspect ratio	16:9	16:9
Display brightnessKnown for one	300 cd/m²	Unknown — not stated by the source
Processor14 differ
Processor manufacturer	Intel	Intel
Processor familyDiffers	Intel® Core™ i5	Intel® Core™ i7
Processor generationDiffers	3rd gen Intel® Core™ i5	4th gen Intel® Core™ i7
Processor modelDiffers	i5-3337U	i7-4500U
Processor cores	2	2
Processor threads	4	4
Processor boost frequencyDiffers	2.7 GHz	3 GHz
Processor frequency	1.8 GHz	1.8 GHz
Processor cacheDiffers	3 MB	4 MB
Processor cache type	Smart Cache	Smart Cache
Processor socketDiffers	BGA 1023	BGA 1168
Processor lithography	22 nm	22 nm
Processor operating modes	64-bit	64-bit
Processor seriesDiffers	Intel Core i5-3300 Mobile series	Intel Core i7-4500 Mobile series
Processor codenameDiffers	Ivy Bridge	Haswell
Bus typeDiffers	DMI	DMI2
FSB Parity	No	No
SteppingDiffers	L1	C0
Thermal Design Power (TDP)Differs	17 W	15 W
TjunctionDiffers	105 °C	100 °C
Maximum number of PCI Express lanesDiffers	16	12
PCI Express configurationsDiffers	1x16, 2x8, 1x8+2x4	2x4
PCI Express slots version	2.0	2.0
ECC supported by processor	No	No
System bus rateKnown for one	5 GT/s	Unknown — not stated by the source
CPU multiplier (bus/core ratio)Known for one	18	Unknown — not stated by the source
Memoryidentical
Internal memory	8 GB	8 GB
Internal memory type	DDR3-SDRAM	DDR3-SDRAM
Memory clock speedKnown for one	Unknown — not stated by the source	1600 MHz
Memory layout (slots x size)Known for one	Unknown — not stated by the source	1 x 8 GB
Memory slotsKnown for one	Unknown — not stated by the source	2x SO-DIMM
Maximum internal memoryKnown for one	Unknown — not stated by the source	16 GB
Maximum internal memory (64-bit)Known for one	Unknown — not stated by the source	16 GB
Storage4 differ
Total storage capacityDiffers	1 TB	256 GB
Storage mediaDiffers	HDD+SSD	SSD
Number of SSDs installed	1	1
SSD capacityDiffers	20 GB	256 GB
Optical drive type	No	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	1 TB	Unknown — not stated by the source
HDD interfaceKnown for one	SATA	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
Graphics4 differ
On-board graphics card	Yes	Yes
Discrete graphics card	Yes	Yes
Discrete graphics card modelDiffers	NVIDIA® GeForce® GT 720M	AMD Radeon HD 8670M
Discrete graphics card memory	2 GB	2 GB
On-board graphics card family	Intel® HD Graphics	Intel® HD Graphics
On-board graphics card modelDiffers	Intel® HD Graphics 4000	Intel® HD Graphics 4400
Maximum on-board graphics card memoryKnown for one	Unknown — not stated by the source	1.74 GB
On-board graphics card base frequencyDiffers	350 MHz	200 MHz
On-board graphics card dynamic frequency (max)	1100 MHz	1100 MHz
On-board graphics card DirectX versionKnown for one	Unknown — not stated by the source	12
On-board graphics card IDDiffers	0x166	0xA16
Number of discrete graphics cards installed	1	1
Number of discrete graphics cards supportedKnown for one	1	Unknown — not stated by the source
Graphics card Open GL supportKnown for one	Yes	Unknown — not stated by the source
Audio2 differ
Audio systemDiffers	Dolby Digital Home Theater v4	Dolby Home Theater v4
Number of built-in speakersDiffers	4	2
Built-in microphone	Yes	Yes
Cameraidentical
Front camera	Yes	Yes
Front camera resolution	1280 x 720 pixels	1280 x 720 pixels
Video capturing speedKnown for one	30 fps	Unknown — not stated by the source
Optical driveidentical
LightScribe	No	No
Network1 differ
Wi-Fi	Yes	Yes
Wi-Fi standardsDiffers	802.11a, 802.11b, 802.11g	802.11b, 802.11g, Wi-Fi 4 (802.11n)
Ethernet LAN	Yes	Yes
Ethernet LAN data ratesKnown for one	Unknown — not stated by the source	10,100,1000 Mbit/s
Bluetooth	Yes	Yes
Bluetooth version	4.0	4.0
Integrated 4G WiMAXKnown for one	Yes	Unknown — not stated by the source
Ports & interfaces4 differ
USB 2.0 ports quantityDiffers	2	0
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers	1	2
eSATA/USB 2.0 ports quantity	0	0
eSATA/USB 3.2 Gen 1 (3.1 Gen 1) ports quantity	0	0
eSATA ports quantity	0	0
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
Firewire (IEEE 1394) ports	0	0
Thunderbolt ports quantity	0	0
Headphone outputsDiffers	1	0
S/PDIF out portKnown for one	Unknown — not stated by the source	No
Combo headphone/mic portKnown for one	Unknown — not stated by the source	Yes
Microphone inDiffers	Yes	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 connectorsKnown for one	Unknown — not stated by the source	4
Number of SATA III connectorsKnown for one	Unknown — not stated by the source	4
USB Sleep-and-ChargeKnown for one	Yes	Unknown — not stated by the source
USB Sleep-and-Charge portsKnown for one	1	Unknown — not stated by the source
Keyboard1 differ
Pointing deviceDiffers	Touchpad	ThinkPad UltraNav
Numeric keypad	Yes	Yes
Spill-resistant keyboardKnown for one	Unknown — not stated by the source	Yes
Full-size keyboard	Yes	Yes
Windows keysKnown for one	Unknown — not stated by the source	Yes
Keyboard backlitKnown for one	Yes	Unknown — not stated by the source
Software1 differ
Operating system installedDiffers	Windows 8	Windows 8 Pro
Operating system architectureKnown for one	64-bit	Unknown — not stated by the source
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
Idle States	Yes	Yes
Intel 64	Yes	Yes
Intel Clear Video Technology	No	No
Intel Demand Based Switching	No	No
Intel Dual Display Capable TechnologyDiffers	Yes	No
Intel Enhanced Halt State	Yes	Yes
Intel FDI Technology	Yes	Yes
Intel Fast Memory AccessDiffers	Yes	No
Intel Flex Memory AccessDiffers	Yes	No
Intel Identity Protection Technology version	1.00	1.00
Intel ME Firmware VersionKnown for one	Unknown — not stated by the source	9.5
Intel Rapid Storage TechnologyDiffers	No	Yes
Intel Secure Key Technology version	1.00	1.00
Intel Smart Connect TechnologyDiffers	No	Yes
Intel Smart Connect 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 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	Yes	No
Intel® AES New Instructions (Intel® AES-NI)	Yes	Yes
Intel® Anti-Theft Technology (Intel® AT)	Yes	Yes
Intel® Clear Video HD Technology (Intel® CVT HD)	Yes	Yes
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)	No	No
Intel® High Definition Audio (Intel® HD Audio)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® Matrix Storage Technology (Intel® MST)Differs	No	Yes
Intel® My WiFi Technology (Intel® MWT)	Yes	Yes
Intel® Quick Sync Video Technology	Yes	Yes
Intel® Secure Key	Yes	Yes
Intel® Turbo Boost Technology	2.0	2.0
Intel® Virtualization Technology (Intel® VT)Known for one	Unknown — not stated by the source	VT-x
Processor ARK IDDiffers	72055	75460
Processor codeDiffers	SR0XL	SR16Z
Processor package sizeDiffers	31 x 24 (BGA1023)	40 x 24 x 1.5 mm
Supported instruction setsDiffers	AVX	AVX 2.0, SSE4.1, SSE4.2
Thermal Monitoring Technologies	Yes	Yes
Conflict-Free processor	Yes	Yes
Graphics & IMC lithographyKnown for one	22 nm	Unknown — not stated by the source
Intel® Active Management Technology (Intel® AMT)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 CacheKnown for one	Yes	Unknown — not stated by the source
Intel® Smart Response TechnologyKnown for one	No	Unknown — not stated by the source
Battery1 differ
Battery technology	Lithium Polymer (LiPo)	Lithium Polymer (LiPo)
Number of battery cells	4	4
Battery capacityKnown for one	Unknown — not stated by the source	62.8 Wh
Battery life (max)Differs	5 h	9 h
Poweridentical
AC adapter frequencyKnown for one	Unknown — not stated by the source	50 - 60 Hz
AC adapter input voltageKnown for one	Unknown — not stated by the source	100 - 240 V
DC-in jack	Yes	Yes
AC adapter powerKnown for one	90 W	Unknown — not stated by the source
Security1 differ
Cable lock slotDiffers	No	Yes
Fingerprint readerKnown for one	Unknown — not stated by the source	Yes
Docking stationidentical
Docking station connecting interfaceKnown for one	Unknown — not stated by the source	Lenovo OneLink
Docking station Ethernet LANKnown for one	Unknown — not stated by the source	Yes
Docking station USB 3.2 Gen 1 (3.1 Gen 1) ports quantityKnown for one	Unknown — not stated by the source	2
Docking station HDMI portKnown for one	Unknown — not stated by the source	Yes
Docking station headphone outKnown for one	Unknown — not stated by the source	Yes
Docking station microphone inKnown for one	Unknown — not stated by the source	Yes
Docking station LAN controllerKnown for one	Unknown — not stated by the source	1
Weight & dimensions3 differ
WeightDiffers	2 kg	2.1 kg
WidthDiffers	381.6 mm	379 mm
DepthDiffers	256 mm	253 mm
HeightKnown for one	Unknown — not stated by the source	20.7 mm
Height (front)Known for one	1.8 cm	Unknown — not stated by the source
Height (rear)Known for one	2.08 cm	Unknown — not stated by the source
Packaging contentidentical
AC adapter included	Yes	Yes
Docking station includedKnown for one	Unknown — not stated by the source	Yes
ManualKnown for one	Unknown — not stated by the source	Yes
Power cord included	Yes	Yes
Performanceidentical
Motherboard chipsetKnown for one	Intel HM77 Express	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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