Product comparison · 2 laptops

Lenovo L520 + 433610W vs Lenovo IdeaPad Y550P Intel® Core™ i7 i7-720QM

126specifications compared
60differ
66identical
64known for one product only

Key differences

Display resolution
- L520 + 433610W:1600 x 900 pixels
- IdeaPad Y550P Intel® Core™ i7 i7-720QM:1366 x 768 pixels
HD type
- L520 + 433610W:HD+
- IdeaPad Y550P Intel® Core™ i7 i7-720QM:HD
Processor family
- L520 + 433610W:Intel® Core™ i5
- IdeaPad Y550P Intel® Core™ i7 i7-720QM:Intel® Core™ i7
Processor generation
- L520 + 433610W:2nd gen Intel® Core™ i5
- IdeaPad Y550P Intel® Core™ i7 i7-720QM:Intel® Core™ i7
Processor model
- L520 + 433610W:i5-2450M
- IdeaPad Y550P Intel® Core™ i7 i7-720QM:i7-720QM
Processor cores
- L520 + 433610W:2
- IdeaPad Y550P Intel® Core™ i7 i7-720QM:4
Processor threads
- L520 + 433610W:4
- IdeaPad Y550P Intel® Core™ i7 i7-720QM:8
Processor boost frequency
- L520 + 433610W:3.1 GHz
- IdeaPad Y550P Intel® Core™ i7 i7-720QM:2.8 GHz

Side by side

Differences highlightedShow differences only

Comparison of L520 + 433610W, Y550P
190 specifications	A Lenovo L520 + 433610W View product	B Lenovo IdeaPad Y550P Intel® Core™ i7 i7-720QM Model Y550P View product
Designidentical
Product colourKnown for one	Unknown — not stated by the source	Black
Form factorKnown for one	Unknown — not stated by the source	Clamshell
Display2 differ
Display diagonal	39.6 cm (15.6")	39.6 cm (15.6")
Display resolutionDiffers	1600 x 900 pixels	1366 x 768 pixels
TouchscreenKnown for one	Unknown — not stated by the source	No
HD typeDiffers	HD+	HD
LED backlight	Yes	Yes
Native aspect ratio	16:9	16:9
Display surfaceKnown for one	Unknown — not stated by the source	Gloss
Display brightness	220 cd/m²	220 cd/m²
Contrast ratio (typical)	500:1	500:1
Processor16 differ
Processor manufacturer	Intel	Intel
Processor familyDiffers	Intel® Core™ i5	Intel® Core™ i7
Processor generationDiffers	2nd gen Intel® Core™ i5	Intel® Core™ i7
Processor modelDiffers	i5-2450M	i7-720QM
Processor coresDiffers	2	4
Processor threadsDiffers	4	8
Processor boost frequencyDiffers	3.1 GHz	2.8 GHz
Processor frequencyDiffers	2.5 GHz	1.6 GHz
System bus rateDiffers	5 GT/s	2.5 GT/s
Processor cacheDiffers	3 MB	6 MB
Processor cache type	Smart Cache	Smart Cache
Processor socketKnown for one	Unknown — not stated by the source	Socket 988
Processor lithographyDiffers	32 nm	45 nm
Processor operating modes	64-bit	64-bit
Processor seriesDiffers	Intel Core i5-2400 Mobile Series	Intel Core i7-700 Mobile Series
Processor codenameDiffers	Sandy Bridge	Clarksfield
Bus type	DMI	DMI
FSB Parity	No	No
SteppingDiffers	J1	B1
Thermal Design Power (TDP)Differs	35 W	45 W
Tjunction	100 °C	100 °C
Maximum number of PCI Express lanes	16	16
PCI Express configurationsDiffers	1x16, 2x8, 1x8+2x4	1x16, 2x8
PCI Express slots version	2.0	2.0
Number of Processing Die TransistorsKnown for one	Unknown — not stated by the source	774 M
Processing Die sizeKnown for one	Unknown — not stated by the source	296 mm²
CPU multiplier (bus/core ratio)Differs	25	12
ECC supported by processor	No	No
Memory1 differ
Internal memory	4 GB	4 GB
Internal memory type	DDR3-SDRAM	DDR3-SDRAM
Memory clock speedDiffers	1333 MHz	1066 MHz
Memory layout (slots x size)Known for one	Unknown — not stated by the source	2 x 2 GB
Memory slots	2x SO-DIMM	2x SO-DIMM
Memory slots (available)Known for one	Unknown — not stated by the source	0
Maximum internal memory	8 GB	8 GB
Storage2 differ
Total storage capacity	500 GB	500 GB
Storage media	HDD	HDD
Number of HDDs installed	1	1
HDD capacity	500 GB	500 GB
HDD interface	SATA	SATA
HDD speedDiffers	7200 RPM	5400 RPM
HDD sizeKnown for one	Unknown — not stated by the source	2.5"
Optical drive type	DVD±RW	DVD±RW
Card reader integrated	Yes	Yes
Compatible memory cardsDiffers	MMC, SD, SDHC, SDXC	Memory Stick (MS), MMC, MS PRO, SD, xD
Graphics5 differ
On-board graphics cardDiffers	Yes	No
Discrete graphics cardDiffers	No	Yes
Discrete graphics card modelDiffers	Not available	NVIDIA® GeForce® GT 240M
Graphics card familyDiffers	Intel	NVIDIA
On-board graphics card modelDiffers	Intel® HD Graphics 3000	Not available
Number of discrete graphics cardsKnown for one	Unknown — not stated by the source	1
On-board graphics card familyKnown for one	Intel® HD Graphics	Unknown — not stated by the source
On-board graphics card base frequencyKnown for one	650 MHz	Unknown — not stated by the source
On-board graphics card dynamic frequency (max)Known for one	1300 MHz	Unknown — not stated by the source
On-board graphics card IDKnown for one	0x116	Unknown — not stated by the source
Audio2 differ
Audio systemDiffers	High Definition Audio	Dolby Home Theater
Built-in speaker(s)Known for one	Unknown — not stated by the source	Yes
Number of built-in speakers	2	2
Speaker powerDiffers	1.5 W	2 W
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
LightScribeKnown for one	Unknown — not stated by the source	No
LabelflashKnown for one	Unknown — not stated by the source	No
Network1 differ
Wi-Fi	Yes	Yes
Networking featuresKnown for one	Unknown — not stated by the source	Gigabit Ethernet
Wi-Fi standards	802.11b, 802.11g, Wi-Fi 4 (802.11n)	802.11b, 802.11g, Wi-Fi 4 (802.11n)
Wi-Fi data rate (max)Known for one	Unknown — not stated by the source	150 Mbit/s
Ethernet LAN	Yes	Yes
Ethernet LAN data rates	10,100,1000 Mbit/s	10,100,1000 Mbit/s
BluetoothDiffers	Yes	No
Cabling technologyKnown for one	Unknown — not stated by the source	10/100/1000Base-T(X)
Network connection typeKnown for one	Unknown — not stated by the source	RJ-45
Bluetooth versionKnown for one	3.0+HS	Unknown — not stated by the source
Integrated 4G WiMAXKnown for one	Yes	Unknown — not stated by the source
Ports & interfaces3 differ
USB 2.0 ports quantityDiffers	3	2
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityKnown for one	Unknown — not stated by the source	0
eSATA/USB 2.0 ports quantity	1	1
eSATA/USB 3.2 Gen 1 (3.1 Gen 1) ports quantityKnown for one	Unknown — not stated by the source	0
eSATA ports quantityKnown for one	Unknown — not stated by the source	0
Ethernet LAN (RJ-45) ports	1	1
HDMI ports quantityKnown for one	Unknown — not stated by the source	1
DisplayPorts quantityDiffers	1	0
DVI port	No	No
VGA (D-Sub) ports quantity	1	1
Firewire (IEEE 1394) portsKnown for one	Unknown — not stated by the source	0
Thunderbolt ports quantityKnown for one	Unknown — not stated by the source	0
Headphone outputs	1	1
S/PDIF out port	No	No
Microphone in	Yes	Yes
ExpressCard slotDiffers	Yes	No
CardBus PCMCIA slots quantity	0	0
CardBus PCMCIA slot type	No	No
SmartCard slot	No	No
Headphone connectivityKnown for one	Unknown — not stated by the source	3.5 mm
Microphone connectivityKnown for one	Unknown — not stated by the source	3.5 mm
TV-out	No	No
Docking connectorKnown for one	Yes	Unknown — not stated by the source
Performance1 differ
Motherboard chipsetDiffers	Intel® HM65 Express	Intel® PM55 Express
Keyboard1 differ
Pointing deviceDiffers	ThinkPad UltraNav	Touchpad
Numeric keypad	No	No
Full-size keyboardKnown for one	Unknown — not stated by the source	Yes
Windows keysKnown for one	Unknown — not stated by the source	Yes
Keyboard layoutKnown for one	AZERTY	Unknown — not stated by the source
Software1 differ
Operating system installedDiffers	Windows 7 Professional	Windows 7 Home Premium
Operating system architecture	64-bit	64-bit
Processor special features19 differ
Intel® Wireless Display (Intel® WiDi)Differs	Yes	No
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 TechnologyDiffers	Yes	No
Intel Fast Memory AccessDiffers	Yes	No
Intel Flex Memory AccessDiffers	Yes	No
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	Yes	No
Intel® Anti-Theft Technology (Intel® AT)Differs	Yes	No
Intel® Clear Video HD Technology (Intel® CVT HD)Differs	Yes	No
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)	No	No
Intel® Hyper Threading Technology (Intel® HT Technology)	Yes	Yes
Intel® InTru™ 3D TechnologyDiffers	Yes	No
Intel® Insider™Differs	Yes	No
Intel® My WiFi Technology (Intel® MWT)Differs	Yes	No
Intel® Quick Sync Video TechnologyDiffers	Yes	No
Intel® Smart Cache	Yes	Yes
Intel® Turbo Boost TechnologyDiffers	2.0	1.0
Physical Address Extension (PAE)Known for one	Unknown — not stated by the source	Yes
Processor ARK IDDiffers	53452	43122
Processor codeDiffers	SR04Z	SLBLY
Processor package sizeDiffers	37.5x37.5 (rPGA988B); 31 x 24 (BGA1023)	37.5 x 37.5 mm
Supported instruction setsDiffers	AVX	SSE4.2
Thermal Monitoring Technologies	Yes	Yes
Conflict-Free processor	No	No
Graphics & IMC lithographyKnown for one	32 nm	Unknown — not stated by the source
Intel Identity Protection Technology versionKnown for one	1.00	Unknown — not stated by the source
Intel® Identity Protection Technology (Intel® IPT)Known for one	Yes	Unknown — not stated by the source
Battery1 differ
Battery technology	Lithium-Ion (Li-Ion)	Lithium-Ion (Li-Ion)
Number of battery cells	6	6
Battery life (max)Differs	6.6 h	3.5 h
Poweridentical
AC adapter powerKnown for one	Unknown — not stated by the source	90 W
Power auto-sensingKnown for one	Unknown — not stated by the source	Yes
DC-in jack	Yes	Yes
Securityidentical
Cable lock slot	Yes	Yes
Password protection typeKnown for one	Unknown — not stated by the source	HDD, Supervisor, User
Fingerprint readerKnown for one	Yes	Unknown — not stated by the source
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 & dimensions5 differ
WeightDiffers	2.61 kg	2.75 kg
WidthDiffers	380 mm	385 mm
DepthDiffers	247 mm	255 mm
Height (front)Differs	3.2 cm	2.6 cm
Height (rear)Differs	3.6 cm	3.7 cm
Width (imperial)Known for one	Unknown — not stated by the source	38.6 cm (15.2")
Depth (imperial)Known for one	Unknown — not stated by the source	25.4 cm (10")
Height (front) (imperial)Known for one	Unknown — not stated by the source	2.59 cm (1.02")
Height (rear) (imperial)Known for one	Unknown — not stated by the source	3.81 cm (1.5")
Videoidentical
HD-ReadyKnown for one	Unknown — not stated by the source	Yes
Packaging contentidentical
AC adapter includedKnown for one	Unknown — not stated by the source	Yes
Cables includedKnown for one	Unknown — not stated by the source	AC
ManualKnown for one	Unknown — not stated by the source	Yes
Quick start guideKnown for one	Unknown — not stated by the source	Yes
Other featuresidentical
Infrared data port	No	No
Compliance industry standardsKnown for one	Unknown — not stated by the source	IEEE 802.3, IEEE 802.3u, IEEE 802.3ab
Plug and PlayKnown for one	Unknown — not stated by the source	Yes
Power supply typeKnown for one	Unknown — not stated by the source	AC/DC
Volume controlKnown for one	Unknown — not stated by the source	Digital
Wake-on-LAN readyKnown for one	Unknown — not stated by the source	Yes
Supplied AC adapter typeKnown for one	Unknown — not stated by the source	AC
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.

More laptop comparisons

All laptop comparisons