Product comparison · 2 laptops

Acer Aspire 571G-73618G1TMakk Intel® Core™ i7 i7-3610QM 39.6 cm (15.6") HD 8 GB DDR3-SDRAM 1 TB HDD NVIDIA® GeForce® GT 640M Wi-Fi 4 (802.11n) Windows 7 Home Pr vs Lenovo T520 + 55Y3711

128specifications compared
49differ
79identical
53known for one product only

Key differences

Display resolution
- Aspire 571G-73618G1TMakk Intel® Core™ i7 i7-3610QM 39.6 cm (15.6") HD 8 GB DDR3-SDRAM 1 TB HDD NVIDIA® GeForce® GT 640M Wi-Fi 4 (802.11n) Windows 7 Home Pr:1366 x 768 pixels
- T520 + 55Y3711:1600 x 900 pixels
HD type
- Aspire 571G-73618G1TMakk Intel® Core™ i7 i7-3610QM 39.6 cm (15.6") HD 8 GB DDR3-SDRAM 1 TB HDD NVIDIA® GeForce® GT 640M Wi-Fi 4 (802.11n) Windows 7 Home Pr:HD
- T520 + 55Y3711:HD+
Processor family
- Aspire 571G-73618G1TMakk Intel® Core™ i7 i7-3610QM 39.6 cm (15.6") HD 8 GB DDR3-SDRAM 1 TB HDD NVIDIA® GeForce® GT 640M Wi-Fi 4 (802.11n) Windows 7 Home Pr:Intel® Core™ i7
- T520 + 55Y3711:Intel® Core™ i5
Processor generation
- Aspire 571G-73618G1TMakk Intel® Core™ i7 i7-3610QM 39.6 cm (15.6") HD 8 GB DDR3-SDRAM 1 TB HDD NVIDIA® GeForce® GT 640M Wi-Fi 4 (802.11n) Windows 7 Home Pr:3rd gen Intel® Core™ i7
- T520 + 55Y3711:2nd gen Intel® Core™ i5
Processor model
- Aspire 571G-73618G1TMakk Intel® Core™ i7 i7-3610QM 39.6 cm (15.6") HD 8 GB DDR3-SDRAM 1 TB HDD NVIDIA® GeForce® GT 640M Wi-Fi 4 (802.11n) Windows 7 Home Pr:i7-3610QM
- T520 + 55Y3711:i5-2450M
Processor cores
- Aspire 571G-73618G1TMakk Intel® Core™ i7 i7-3610QM 39.6 cm (15.6") HD 8 GB DDR3-SDRAM 1 TB HDD NVIDIA® GeForce® GT 640M Wi-Fi 4 (802.11n) Windows 7 Home Pr:4
- T520 + 55Y3711:2
Processor threads
- Aspire 571G-73618G1TMakk Intel® Core™ i7 i7-3610QM 39.6 cm (15.6") HD 8 GB DDR3-SDRAM 1 TB HDD NVIDIA® GeForce® GT 640M Wi-Fi 4 (802.11n) Windows 7 Home Pr:8
- T520 + 55Y3711:4
Processor boost frequency
- Aspire 571G-73618G1TMakk Intel® Core™ i7 i7-3610QM 39.6 cm (15.6") HD 8 GB DDR3-SDRAM 1 TB HDD NVIDIA® GeForce® GT 640M Wi-Fi 4 (802.11n) Windows 7 Home Pr:3.3 GHz
- T520 + 55Y3711:3.1 GHz

Side by side

Differences highlightedShow differences only

Comparison of 571G-73618G1TMakk, T520 + 55Y3711
181 specifications	A Acer Aspire 571G-73618G1TMakk Intel® Core™ i7 i7-3610QM 39.6 cm (15.6") HD 8 GB DDR3-SDRAM 1 TB HDD NVIDIA® GeForce® GT 640M Wi-Fi 4 (802.11n) Windows 7 Home Pr Model 571G-73618G1TMakk View product	B Lenovo T520 + 55Y3711 View product
Designidentical
Product colourKnown for one	Black	Unknown — not stated by the source
Form factorKnown for one	Clamshell	Unknown — not stated by the source
Display2 differ
Display diagonal	39.6 cm (15.6")	39.6 cm (15.6")
Display resolutionDiffers	1366 x 768 pixels	1600 x 900 pixels
HD typeDiffers	HD	HD+
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	500:1
Processor16 differ
Processor manufacturer	Intel	Intel
Processor familyDiffers	Intel® Core™ i7	Intel® Core™ i5
Processor generationDiffers	3rd gen Intel® Core™ i7	2nd gen Intel® Core™ i5
Processor modelDiffers	i7-3610QM	i5-2450M
Processor coresDiffers	4	2
Processor threadsDiffers	8	4
Processor boost frequencyDiffers	3.3 GHz	3.1 GHz
Processor frequencyDiffers	2.3 GHz	2.5 GHz
System bus rate	5 GT/s	5 GT/s
Processor cacheDiffers	6 MB	3 MB
Processor cache type	Smart Cache	Smart Cache
Processor socketKnown for one	Socket G2	Unknown — not stated by the source
Processor lithographyDiffers	22 nm	32 nm
Processor operating modes	64-bit	64-bit
Processor seriesDiffers	Intel Core i7-3600 Mobile series	Intel Core i5-2400 Mobile Series
Processor codenameDiffers	Ivy Bridge	Sandy Bridge
Bus type	DMI	DMI
FSB Parity	No	No
Thermal Design Power (TDP)Differs	45 W	35 W
TjunctionDiffers	105 C	100 °C
Maximum number of PCI Express lanes	16	16
PCI Express configurationsDiffers	1x16, 2x8	1x16, 2x8, 1x8+2x4
PCI Express slots versionDiffers	3.0	2.0
CPU multiplier (bus/core ratio)Differs	23	25
ECC supported by processor	No	No
SteppingKnown for one	Unknown — not stated by the source	J1
Memory1 differ
Internal memoryDiffers	8 GB	4 GB
Internal memory type	DDR3-SDRAM	DDR3-SDRAM
Memory clock speed	1333 MHz	1333 MHz
Memory layout (slots x size)Known for one	2 x 2 GB	Unknown — not stated by the source
Memory slots	2x SO-DIMM	2x SO-DIMM
Memory slots (available)Known for one	0	Unknown — not stated by the source
Maximum internal memory	8 GB	8 GB
Storage5 differ
Total storage capacityDiffers	1 TB	500 GB
Storage media	HDD	HDD
Number of HDDs installed	1	1
HDD capacityDiffers	1 TB	500 GB
HDD interface	SATA	SATA
HDD speedDiffers	5400 RPM	7200 RPM
Optical drive typeDiffers	DVD Super Multi DL	DVD±RW
Card reader integrated	Yes	Yes
Compatible memory cardsDiffers	Memory Stick (MS), MMC, MS PRO, SD, xD	MMC, SD, SDHC, SDXC
Graphics3 differ
On-board graphics card	Yes	Yes
Discrete graphics cardKnown for one	Yes	Unknown — not stated by the source
Discrete graphics card modelKnown for one	NVIDIA® GeForce® GT 640M	Unknown — not stated by the source
Graphics card family	Intel, NVIDIA	Intel, NVIDIA
On-board graphics card family	Intel® HD Graphics	Intel® HD Graphics
On-board graphics card modelDiffers	Intel® HD Graphics 4000	Intel® HD Graphics 3000
On-board graphics card base frequency	650 MHz	650 MHz
On-board graphics card dynamic frequency (max)Differs	1100 MHz	1300 MHz
On-board graphics card IDDiffers	0x166	0x116
Audio2 differ
Audio systemDiffers	HDA	High Definition Audio
Built-in speaker(s)Known for one	Yes	Unknown — not stated by the source
Number of built-in speakers	2	2
Speaker powerDiffers	1.5 W	1 W
Built-in microphone	Yes	Yes
Cameraidentical
Front camera resolution (numeric)Known for one	1.3 MP	Unknown — not stated by the source
Optical driveidentical
LightScribeKnown for one	No	Unknown — not stated by the source
Optical drive interfaceKnown for one	SATA	Unknown — not stated by the source
Network2 differ
Mobile network connection	Yes	Yes
Mobile network generationDiffers	4G	3G
4G standardKnown for one	WiMAX	Unknown — not stated by the source
Wi-Fi	Yes	Yes
Networking featuresKnown for one	Gigabit Ethernet, WLAN, BT	Unknown — not stated by the source
Top Wi-Fi standardKnown for one	Wi-Fi 4 (802.11n)	Unknown — not stated by the source
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 rates	10,100,1000 Mbit/s	10,100,1000 Mbit/s
Bluetooth	Yes	Yes
Cabling technologyKnown for one	10/100/1000Base-T(X)	Unknown — not stated by the source
4G WiMAXKnown for one	Yes	Unknown — not stated by the source
Integrated 4G WiMAX	Yes	Yes
Bluetooth versionKnown for one	Unknown — not stated by the source	3.0+HS
Ports & interfaces6 differ
USB 2.0 ports quantityDiffers	2	3
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityKnown for one	1	Unknown — not stated by the source
eSATA/USB 2.0 ports quantityDiffers	0	1
eSATA/USB 3.2 Gen 1 (3.1 Gen 1) ports quantityKnown for one	0	Unknown — not stated by the source
eSATA ports quantityKnown for one	0	Unknown — not stated by the source
Ethernet LAN (RJ-45) ports	1	1
HDMI ports quantityKnown for one	1	Unknown — not stated by the source
DisplayPorts quantityDiffers	0	1
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) portsDiffers	0	1
Thunderbolt ports quantityKnown for one	0	Unknown — not stated by the source
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
Combo headphone/mic portKnown for one	No	Unknown — not stated by the source
Microphone in	Yes	Yes
Docking connectorDiffers	No	Yes
ExpressCard slotDiffers	No	Yes
CardBus PCMCIA slots quantity	0	0
CardBus PCMCIA slot type	No	No
SmartCard slot	No	No
Headphone connectivityKnown for one	3.5 mm	Unknown — not stated by the source
Microphone connectivityKnown for one	3.5 mm	Unknown — not stated by the source
S-Video portKnown for one	No	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
USB 1.1 ports quantityKnown for one	0	Unknown — not stated by the source
TV-outKnown for one	Unknown — not stated by the source	No
Performance1 differ
Motherboard chipsetDiffers	Intel HM77 Express	Intel® QM67 Express
Keyboard2 differ
Pointing deviceDiffers	Touchpad	ThinkPad UltraNav
Numeric keypadDiffers	Yes	No
Full-size keyboardKnown for one	Yes	Unknown — not stated by the source
Keyboard layoutKnown for one	Unknown — not stated by the source	QWERTY
Software1 differ
Operating system installedDiffers	Windows 7 Home Premium	Windows 7 Professional
Operating system architecture	64-bit	64-bit
Processor special features4 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 lithographyDiffers	22 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 Secure Key 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)	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® Secure KeyKnown for one	Yes	Unknown — not stated by the source
Intel® Turbo Boost Technology	2.0	2.0
Processor ARK IDDiffers	64899	53452
Processor package sizeDiffers	37.5 x 37.5 (rPGA988B)	37.5x37.5 (rPGA988B); 31 x 24 (BGA1023)
Supported instruction sets	AVX	AVX
Thermal Monitoring Technologies	Yes	Yes
Conflict-Free processorDiffers	Yes	No
Intel® Smart CacheKnown for one	Unknown — not stated by the source	Yes
Processor codeKnown for one	Unknown — not stated by the source	SR04Z
Battery1 differ
Battery technology	Lithium-Ion (Li-Ion)	Lithium-Ion (Li-Ion)
Number of battery cells	6	6
Battery capacityKnown for one	4400 mAh	Unknown — not stated by the source
Battery life (max)Differs	4.5 h	8.4 h
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 typeKnown for one	Kensington	Unknown — not stated by the source
Fingerprint readerKnown for one	Unknown — not stated by the source	Yes
Weight & dimensions3 differ
WeightDiffers	2.6 kg	2.57 kg
WidthDiffers	382 mm	372.8 mm
DepthDiffers	253 mm	245.1 mm
HeightKnown for one	33.2 mm	Unknown — not stated by the source
Height (front)Known for one	Unknown — not stated by the source	3.18 cm
Height (rear)Known for one	Unknown — not stated by the source	3.56 cm
Packaging contentidentical
AC adapter includedKnown for one	Yes	Unknown — not stated by the source
Other featuresidentical
Infrared data port	No	No
Supplied AC adapter typeKnown for one	AC	Unknown — not stated by the source
Intel segment taggingKnown for one	Unknown — not stated by the source	Home office, Small Business

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