Product comparison · 2 laptops

Lenovo ThinkPad 520 Intel® Core™ i5 i5-2410M vs Lenovo IdeaPad U300s Intel® Core™ i7 i7-2677M

126specifications compared
39differ
87identical
65known for one product only

Key differences

Product colour
- ThinkPad 520 Intel® Core™ i5 i5-2410M:Black
- IdeaPad U300s Intel® Core™ i7 i7-2677M:Grey
Display diagonal
- ThinkPad 520 Intel® Core™ i5 i5-2410M:39.6 cm (15.6")
- IdeaPad U300s Intel® Core™ i7 i7-2677M:33.8 cm (13.3")
Processor family
- ThinkPad 520 Intel® Core™ i5 i5-2410M:Intel® Core™ i5
- IdeaPad U300s Intel® Core™ i7 i7-2677M:Intel® Core™ i7
Processor generation
- ThinkPad 520 Intel® Core™ i5 i5-2410M:2nd gen Intel® Core™ i5
- IdeaPad U300s Intel® Core™ i7 i7-2677M:2nd gen Intel® Core™ i7
Processor model
- ThinkPad 520 Intel® Core™ i5 i5-2410M:i5-2410M
- IdeaPad U300s Intel® Core™ i7 i7-2677M:i7-2677M
Processor frequency
- ThinkPad 520 Intel® Core™ i5 i5-2410M:2.3 GHz
- IdeaPad U300s Intel® Core™ i7 i7-2677M:1.8 GHz
Processor cache
- ThinkPad 520 Intel® Core™ i5 i5-2410M:3 MB
- IdeaPad U300s Intel® Core™ i7 i7-2677M:4 MB
Processor cache type
- ThinkPad 520 Intel® Core™ i5 i5-2410M:Smart Cache
- IdeaPad U300s Intel® Core™ i7 i7-2677M:L3

Side by side

Differences highlightedShow differences only

Comparison of 520, U300s
191 specifications	A Lenovo ThinkPad 520 Intel® Core™ i5 i5-2410M Model 520 View product	B Lenovo IdeaPad U300s Intel® Core™ i7 i7-2677M Model U300s View product
Design1 differ
Product colourDiffers	Black	Grey
Form factorKnown for one	Unknown — not stated by the source	Clamshell
Housing materialKnown for one	Unknown — not stated by the source	Aluminium
Display1 differ
Display diagonalDiffers	39.6 cm (15.6")	33.8 cm (13.3")
Display resolutionKnown for one	Unknown — not stated by the source	1366 x 768 pixels
LED backlight	Yes	Yes
Native aspect ratioKnown for one	Unknown — not stated by the source	16:9
Display brightnessKnown for one	Unknown — not stated by the source	200 cd/m²
Dual-screenKnown for one	Unknown — not stated by the source	No
Contrast ratio (typical)Known for one	Unknown — not stated by the source	500:1
Processor9 differ
Processor manufacturer	Intel	Intel
Processor familyDiffers	Intel® Core™ i5	Intel® Core™ i7
Processor generationDiffers	2nd gen Intel® Core™ i5	2nd gen Intel® Core™ i7
Processor modelDiffers	i5-2410M	i7-2677M
Processor cores	2	2
Processor threads	4	4
Processor boost frequency	2.9 GHz	2.9 GHz
Processor frequencyDiffers	2.3 GHz	1.8 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 1023	BGA 1023
Processor lithography	32 nm	32 nm
Processor operating modes	64-bit	64-bit
Processor seriesDiffers	Intel Core i5-2400 Mobile Series	Intel Core i7-2600 Mobile Series
Processor codename	Sandy Bridge	Sandy Bridge
Bus type	DMI	DMI
FSB Parity	No	No
Stepping	J1	J1
Thermal Design Power (TDP)Differs	35 W	17 W
Tjunction	100 °C	100 °C
Maximum number of PCI Express lanes	16	16
PCI Express configurations	1x8, 1x16, 2x4, 2x8	1x8, 1x16, 2x4, 2x8
PCI Express slots version	2.0	2.0
CPU multiplier (bus/core ratio)Differs	23	18
ECC supported by processor	No	No
Memory2 differ
Internal memory	4 GB	4 GB
Internal memory type	DDR3-SDRAM	DDR3-SDRAM
Memory clock speed	1333 MHz	1333 MHz
Memory slotsDiffers	2x SO-DIMM	1x SO-DIMM
Maximum internal memoryDiffers	8 GB	4 GB
Storage3 differ
Total storage capacityDiffers	320 GB	256 GB
Storage mediaDiffers	HDD	SSD
Number of HDDs installed	1	1
SSD capacityKnown for one	Unknown — not stated by the source	256 GB
SSD interfaceKnown for one	Unknown — not stated by the source	SATA
Optical drive typeDiffers	DVD-RW	No
Card reader integrated	No	No
HDD capacityKnown for one	320 GB	Unknown — not stated by the source
HDD interfaceKnown for one	SATA	Unknown — not stated by the source
Graphics1 differ
On-board graphics card	Yes	Yes
Discrete graphics cardKnown for one	Unknown — not stated by the source	No
Discrete graphics card modelKnown for one	Unknown — not stated by the source	Not available
Graphics card family	Intel	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 frequencyDiffers	650 MHz	350 MHz
On-board graphics card dynamic frequency (max)	1200 MHz	1200 MHz
On-board graphics card ID	0x116	0x116
Audio1 differ
Audio systemDiffers	HD	HDA
Number of built-in speakersKnown for one	Unknown — not stated by the source	2
Speaker powerKnown for one	Unknown — not stated by the source	1 W
Built-in subwooferKnown for one	Unknown — not stated by the source	No
Built-in microphone	Yes	Yes
Cameraidentical
Front camera resolution (numeric)Known for one	Unknown — not stated by the source	1.3 MP
Swivel webcamKnown for one	Unknown — not stated by the source	No
Optical driveidentical
LightScribe	No	No
Network2 differ
Wi-Fi	Yes	Yes
Top Wi-Fi standardKnown for one	Unknown — not stated by the source	Wi-Fi 4 (802.11n)
Wi-Fi standards	802.11b, 802.11g, Wi-Fi 4 (802.11n)	802.11b, 802.11g, Wi-Fi 4 (802.11n)
Ethernet LANDiffers	Yes	No
BluetoothDiffers	No	Yes
Bluetooth versionKnown for one	Unknown — not stated by the source	3.0+HS
Data networkKnown for one	Unknown — not stated by the source	Not supported
4G WiMAXKnown for one	Unknown — not stated by the source	No
Integrated 4G WiMAX	Yes	Yes
Cabling technologyKnown for one	10/100/1000Base-T(X)	Unknown — not stated by the source
Ports & interfaces6 differ
USB 2.0 ports quantityDiffers	3	1
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers	0	1
eSATA/USB 2.0 ports quantityDiffers	1	0
eSATA/USB 3.2 Gen 1 (3.1 Gen 1) ports quantity	0	0
eSATA ports quantity	0	0
Ethernet LAN (RJ-45) portsDiffers	1	0
HDMI ports quantityDiffers	0	1
DisplayPorts quantityDiffers	1	0
Mini DisplayPorts quantityKnown for one	Unknown — not stated by the source	0
DVI port	No	No
VGA (D-Sub) ports quantity	0	0
Firewire (IEEE 1394) ports	0	0
Thunderbolt ports quantity	0	0
Micro HDMI ports quantityKnown for one	Unknown — not stated by the source	0
Mini VGA ports quantityKnown for one	Unknown — not stated by the source	0
Headphone outputs	1	1
S/PDIF out port	No	No
Line-inKnown for one	Unknown — not stated by the source	No
Microphone in	Yes	Yes
Docking connector	No	No
ExpressCard slot	Yes	Yes
CardBus PCMCIA slots quantity	0	0
CardBus PCMCIA slot type	No	No
SmartCard slot	No	No
Modem (RJ-11) portsKnown for one	Unknown — not stated by the source	0
TV-in portKnown for one	Unknown — not stated by the source	No
TV-out	No	No
PS/2 ports quantityKnown for one	Unknown — not stated by the source	0
Parallel ports quantityKnown for one	Unknown — not stated by the source	0
Serial ports quantityKnown for one	Unknown — not stated by the source	0
USB 1.1 ports quantityKnown for one	Unknown — not stated by the source	0
Performance1 differ
Motherboard chipsetDiffers	Intel® QM67 Express	Intel QS67 Express
Start-up timeKnown for one	Unknown — not stated by the source	10 s
Keyboardidentical
Pointing deviceKnown for one	Unknown — not stated by the source	Touchpad
Numeric keypad	No	No
Full-size keyboard	Yes	Yes
Windows keysKnown for one	Unknown — not stated by the source	Yes
Keyboard layoutKnown for one	Unknown — not stated by the source	QWERTY
Software1 differ
Operating system installedDiffers	Windows 7 Professional	Windows 7 Home Premium
Operating system architectureKnown for one	Unknown — not stated by the source	64-bit
Drivers included	Yes	Yes
Bundled softwareKnown for one	Unknown — not stated by the source	Microsoft Security Essentials2.0, Adobe Reader(Only Backup to D:), Google Chrome and iGoogle for Notebook, Lenovo EE Boot Optimizer Rapid Driver(for SSD+HDD), Device Active for FastBoot, Intel Rapid Start Technology(For SSD only), IE9.0 (by Critical update), Microsoft Office 2010, Windows Live Essen
Processor special features6 differ
Intel® Wireless Display (Intel® WiDi)	Yes	Yes
CPU configuration (max)Known for one	Unknown — not stated by the source	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 TechnologyDiffers	No	Yes
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)Differs	No	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™Differs	No	Yes
Intel® My WiFi Technology (Intel® MWT)	Yes	Yes
Intel® Quick Sync Video Technology	Yes	Yes
Intel® Turbo Boost Technology	2.0	2.0
Processor ARK IDDiffers	52224	54617
Processor package sizeDiffers	37.5x37.5 (rPGA988B); 31 x 24 (BGA1023)	31.0 x 24.0 (BGA1023)
Supported instruction sets	AVX	AVX
Thermal Monitoring Technologies	Yes	Yes
Conflict-Free processor	No	No
Intel® Smart CacheKnown for one	Yes	Unknown — not stated by the source
Battery2 differ
Battery technologyKnown for one	Unknown — not stated by the source	Lithium Polymer (LiPo)
Number of battery cellsDiffers	9	4
Battery life (max)Differs	11 h	8 h
Poweridentical
AC adapter frequencyKnown for one	Unknown — not stated by the source	50 - 60 Hz
DC-in jack	Yes	Yes
Securityidentical
Cable lock slot	No	No
Fingerprint readerKnown for one	Unknown — not stated by the source	No
Password protection typeKnown for one	Unknown — not stated by the source	HDD
HDD user passwordKnown for one	Unknown — not stated by the source	Yes
Operational conditionsidentical
Operating temperature (T-T)Known for one	Unknown — not stated by the source	5 - 35 °C
Storage temperature (T-T)Known for one	Unknown — not stated by the source	5 - 43 °C
Operating relative humidity (H-H)Known for one	Unknown — not stated by the source	8 - 95%
Storage relative humidity (H-H)Known for one	Unknown — not stated by the source	5 - 95%
Operating altitudeKnown for one	Unknown — not stated by the source	0 - 3048 m
Weight & dimensions3 differ
WeightDiffers	2.52 kg	1.32 kg
WidthDiffers	373 mm	324 mm
DepthDiffers	245 mm	216 mm
HeightKnown for one	Unknown — not stated by the source	14.9 mm
Width (imperial)Known for one	Unknown — not stated by the source	32.5 cm (12.8")
Depth (imperial)Known for one	Unknown — not stated by the source	21.6 cm (8.5")
Height (imperial)Known for one	Unknown — not stated by the source	1.5 cm (0.59")
Height (front)Known for one	3.18 cm	Unknown — not stated by the source
Height (rear)Known for one	3.56 cm	Unknown — not stated by the source
Packaging contentidentical
AC adapter included	Yes	Yes
Remote control includedKnown for one	Unknown — not stated by the source	No
Other featuresidentical
Infrared data port	No	No
3DKnown for one	Unknown — not stated by the source	No
Power requirementsKnown for one	Unknown — not stated by the source	100 - 240 V
Internal modemKnown for one	Unknown — not stated by the source	No
TV tuner integratedKnown for one	Unknown — not stated by the source	No
Video inKnown for one	Unknown — not stated by the source	0
Supplied AC adapter type	AC	AC
Power supply typeKnown for one	AC - DC	Unknown — not stated by the source
Intel segment taggingKnown for one	Home office, Small Business	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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