Product comparison · 2 laptops

Acer Aspire 5755G-2678G50Mtks Intel® Core™ i7 i7-2670QM 39.6 cm (15.6") HD 8 GB DDR3-SDRAM 500 GB HDD Windows 7 Home Premium Black vs Lenovo IdeaPad Z570gm Intel® Core™ i5 i5-2430M

134specifications compared
29differ
105identical
28known for one product only

Key differences

Product colour
- Aspire 5755G-2678G50Mtks Intel® Core™ i7 i7-2670QM 39.6 cm (15.6") HD 8 GB DDR3-SDRAM 500 GB HDD Windows 7 Home Premium Black:Black
- IdeaPad Z570gm Intel® Core™ i5 i5-2430M:Black, Silver
Processor family
- Aspire 5755G-2678G50Mtks Intel® Core™ i7 i7-2670QM 39.6 cm (15.6") HD 8 GB DDR3-SDRAM 500 GB HDD Windows 7 Home Premium Black:Intel® Core™ i7
- IdeaPad Z570gm Intel® Core™ i5 i5-2430M:Intel® Core™ i5
Processor generation
- Aspire 5755G-2678G50Mtks Intel® Core™ i7 i7-2670QM 39.6 cm (15.6") HD 8 GB DDR3-SDRAM 500 GB HDD Windows 7 Home Premium Black:2nd gen Intel® Core™ i7
- IdeaPad Z570gm Intel® Core™ i5 i5-2430M:2nd gen Intel® Core™ i5
Processor model
- Aspire 5755G-2678G50Mtks Intel® Core™ i7 i7-2670QM 39.6 cm (15.6") HD 8 GB DDR3-SDRAM 500 GB HDD Windows 7 Home Premium Black:i7-2670QM
- IdeaPad Z570gm Intel® Core™ i5 i5-2430M:i5-2430M
Processor cores
- Aspire 5755G-2678G50Mtks Intel® Core™ i7 i7-2670QM 39.6 cm (15.6") HD 8 GB DDR3-SDRAM 500 GB HDD Windows 7 Home Premium Black:4
- IdeaPad Z570gm Intel® Core™ i5 i5-2430M:2
Processor threads
- Aspire 5755G-2678G50Mtks Intel® Core™ i7 i7-2670QM 39.6 cm (15.6") HD 8 GB DDR3-SDRAM 500 GB HDD Windows 7 Home Premium Black:8
- IdeaPad Z570gm Intel® Core™ i5 i5-2430M:4
Processor boost frequency
- Aspire 5755G-2678G50Mtks Intel® Core™ i7 i7-2670QM 39.6 cm (15.6") HD 8 GB DDR3-SDRAM 500 GB HDD Windows 7 Home Premium Black:3.1 GHz
- IdeaPad Z570gm Intel® Core™ i5 i5-2430M:3 GHz
Processor frequency
- Aspire 5755G-2678G50Mtks Intel® Core™ i7 i7-2670QM 39.6 cm (15.6") HD 8 GB DDR3-SDRAM 500 GB HDD Windows 7 Home Premium Black:2.2 GHz
- IdeaPad Z570gm Intel® Core™ i5 i5-2430M:2.4 GHz

Side by side

Differences highlightedShow differences only

Comparison of 5755G-2678G50Mtks, Z570gm
162 specifications	A Acer Aspire 5755G-2678G50Mtks Intel® Core™ i7 i7-2670QM 39.6 cm (15.6") HD 8 GB DDR3-SDRAM 500 GB HDD Windows 7 Home Premium Black Model 5755G-2678G50Mtks View product	B Lenovo IdeaPad Z570gm Intel® Core™ i5 i5-2430M Model Z570gm View product
Design1 differ
Product colourDiffers	Black	Black, Silver
Displayidentical
Display diagonal	39.6 cm (15.6")	39.6 cm (15.6")
Display resolution	1366 x 768 pixels	1366 x 768 pixels
HD typeKnown for one	HD	Unknown — not stated by the source
LED backlight	Yes	Yes
Native aspect ratio	16:9	16:9
Processor13 differ
Processor manufacturer	Intel	Intel
Processor familyDiffers	Intel® Core™ i7	Intel® Core™ i5
Processor generationDiffers	2nd gen Intel® Core™ i7	2nd gen Intel® Core™ i5
Processor modelDiffers	i7-2670QM	i5-2430M
Processor coresDiffers	4	2
Processor threadsDiffers	8	4
Processor boost frequencyDiffers	3.1 GHz	3 GHz
Processor frequencyDiffers	2.2 GHz	2.4 GHz
System bus rate	5 GT/s	5 GT/s
Processor cacheDiffers	6 MB	3 MB
Processor cache type	Smart Cache	Smart Cache
Processor socketDiffers	BGA 1224	Socket 988
Processor lithography	32 nm	32 nm
Processor operating modes	64-bit	64-bit
Processor seriesDiffers	Intel Core i7-2600 Mobile Series	Intel Core i5-2400 Mobile Series
Processor codename	Sandy Bridge	Sandy Bridge
Bus type	DMI	DMI
FSB Parity	No	No
SteppingDiffers	D2	J1
Thermal Design Power (TDP)Differs	45 W	35 W
Tjunction	100 °C	100 °C
Maximum number of PCI Express lanes	16	16
PCI Express configurations	1x16, 2x8, 1x8+2x4	1x16, 2x8, 1x8+2x4
PCI Express slots version	2.0	2.0
CPU multiplier (bus/core ratio)Differs	22	24
ECC supported by processor	No	No
Memory2 differ
Internal memoryDiffers	8 GB	4 GB
Internal memory type	DDR3-SDRAM	DDR3-SDRAM
Memory clock speedDiffers	1066 MHz	1333 MHz
Memory slots	2x SO-DIMM	2x SO-DIMM
Maximum internal memory	8 GB	8 GB
Storage3 differ
Total storage capacityDiffers	500 GB	750 GB
Storage media	HDD	HDD
Number of HDDs installed	1	1
HDD capacityDiffers	500 GB	750 GB
HDD interface	SATA	SATA
HDD speedKnown for one	5400 RPM	Unknown — not stated by the source
Optical drive typeDiffers	DVD Super Multi	DVD±RW
Card reader integrated	Yes	Yes
Compatible memory cardsKnown for one	Unknown — not stated by the source	MMC, MS PRO, SD, xD
Graphics1 differ
On-board graphics card	Yes	Yes
Discrete graphics card memoryKnown for one	2 GB	Unknown — not stated by the source
Graphics card familyDiffers	Intel, NVIDIA	Intel
On-board graphics card family	Intel® HD Graphics	Intel® HD Graphics
On-board graphics card model	Intel® HD Graphics 3000	Intel® HD Graphics 3000
On-board graphics card base frequency	650 MHz	650 MHz
On-board graphics card dynamic frequency (max)	1200 MHz	1200 MHz
On-board graphics card ID	0x116	0x116
Audio1 differ
Audio systemDiffers	HDA	SRS PS
Number of built-in speakers	2	2
Built-in microphone	Yes	Yes
Speaker powerKnown for one	Unknown — not stated by the source	2 W
Cameraidentical
Front camera resolution (numeric)Known for one	1.3 MP	Unknown — not stated by the source
Optical driveidentical
LightScribeKnown for one	Yes	Unknown — not stated by the source
Network1 differ
Mobile network connectionKnown for one	Yes	Unknown — not stated by the source
Mobile network generationKnown for one	3G	Unknown — not stated by the source
Wi-Fi	Yes	Yes
Networking featuresDiffers	Gigabit Ethernet, WLAN	Gigabit Ethernet
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
Bluetooth	No	No
Cabling technology	10/100/1000Base-T(X)	10/100/1000Base-T(X)
Integrated 4G WiMAX	Yes	Yes
Wireless technologyKnown for one	Unknown — not stated by the source	Wi-Fi
Ports & interfaces2 differ
USB 2.0 ports quantityDiffers	2	3
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity	0	0
eSATA/USB 2.0 ports quantityDiffers	0	1
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
Mini DisplayPorts quantityKnown for one	0	Unknown — not stated by the source
DVI port	No	No
VGA (D-Sub) ports quantity	1	1
Firewire (IEEE 1394) ports	0	0
Thunderbolt ports quantity	0	0
Micro HDMI ports quantityKnown for one	0	Unknown — not stated by the source
Mini VGA ports quantityKnown for one	0	Unknown — not stated by the source
Headphone outputs	1	1
S/PDIF out port	No	No
Microphone in	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
Modem (RJ-11) portsKnown for one	0	Unknown — not stated by the source
PS/2 ports quantityKnown for one	0	Unknown — not stated by the source
Parallel ports quantityKnown for one	0	Unknown — not stated by the source
Serial ports quantityKnown for one	0	Unknown — not stated by the source
TV-outKnown for one	Unknown — not stated by the source	No
Performanceidentical
Motherboard chipsetKnown for one	Intel® HM65 Express	Unknown — not stated by the source
Keyboardidentical
Pointing device	Touchpad	Touchpad
Numeric keypad	Yes	Yes
Full-size keyboard	Yes	Yes
Softwareidentical
Operating system installed	Windows 7 Home Premium	Windows 7 Home Premium
Operating system architecture	64-bit	64-bit
Processor special features3 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 lithography	32 nm	32 nm
Idle States	Yes	Yes
Intel 64	Yes	Yes
Intel Clear Video Technology	No	No
Intel Demand Based Switching	No	No
Intel Dual Display Capable Technology	Yes	Yes
Intel Enhanced Halt State	Yes	Yes
Intel FDI Technology	Yes	Yes
Intel Fast Memory Access	Yes	Yes
Intel Flex Memory Access	Yes	Yes
Intel Identity Protection Technology version	1.00	1.00
Intel Rapid Storage Technology	No	No
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)	No	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® 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)	Yes	Yes
Intel® Quick Sync Video Technology	Yes	Yes
Intel® Smart Cache	Yes	Yes
Intel® Turbo Boost Technology	2.0	2.0
Processor ARK IDDiffers	53470	53450
Processor codeDiffers	SR02S	SR04W
Processor package sizeDiffers	31 mm	37.5x37.5 (rPGA988B); 31 x 24 (BGA1023)
Supported instruction sets	AVX	AVX
Thermal Monitoring Technologies	Yes	Yes
Conflict-Free processor	No	No
Batteryidentical
Battery technology	Lithium-Ion (Li-Ion)	Lithium-Ion (Li-Ion)
Number of battery cellsKnown for one	6	Unknown — not stated by the source
Battery capacityKnown for one	4400 mAh	Unknown — not stated by the source
Battery life (max)Known for one	4.5 h	Unknown — not stated by the source
Poweridentical
AC adapter frequencyKnown for one	50 - 60 Hz	Unknown — not stated by the source
DC-in jack	Yes	Yes
Securityidentical
Cable lock slot	Yes	Yes
Cable lock slot type	Kensington	Kensington
Weight & dimensions2 differ
Weight	2.6 kg	2.6 kg
WidthDiffers	382 mm	376 mm
DepthDiffers	253 mm	250 mm
HeightKnown for one	33.2 mm	Unknown — not stated by the source
Height (front)Known for one	Unknown — not stated by the source	2 cm
Height (rear)Known for one	Unknown — not stated by the source	3.55 cm
Packaging contentidentical
AC adapter included	Yes	Yes
Other featuresidentical
Infrared data port	No	No
Video inKnown for one	0	Unknown — not stated by the source
Supplied AC adapter type	AC	AC
Compliance industry standardsKnown for one	Unknown — not stated by the source	IEEE 802.3, IEEE 802.3u, IEEE 802.3ab

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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