Product comparison · 2 laptops

ASUS K53U-SX158V AMD E E-450 Laptop vs Lenovo L520 + 45N6693

83specifications compared
45differ
38identical
89known for one product only

Key differences

Display resolution
- K53U-SX158V AMD E E-450 Laptop:1366 x 768 pixels
- L520 + 45N6693:1600 x 900 pixels
HD type
- K53U-SX158V AMD E E-450 Laptop:HD
- L520 + 45N6693:HD+
Processor manufacturer
- K53U-SX158V AMD E E-450 Laptop:AMD
- L520 + 45N6693:Intel
Processor family
- K53U-SX158V AMD E E-450 Laptop:AMD E
- L520 + 45N6693:Intel® Core™ i5
Processor model
- K53U-SX158V AMD E E-450 Laptop:E-450
- L520 + 45N6693:i5-2450M
Processor threads
- K53U-SX158V AMD E E-450 Laptop:2
- L520 + 45N6693:4
Processor frequency
- K53U-SX158V AMD E E-450 Laptop:1.65 GHz
- L520 + 45N6693:2.5 GHz
Processor cache
- K53U-SX158V AMD E E-450 Laptop:1 MB
- L520 + 45N6693:3 MB

Side by side

Differences highlightedShow differences only

Comparison of K53U-SX158V, L520 + 45N6693
172 specifications	A ASUS K53U-SX158V AMD E E-450 Laptop Model K53U-SX158V View product	B Lenovo L520 + 45N6693 View product
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
TouchscreenKnown for one	No	Unknown — not stated by the source
Display surfaceKnown for one	Gloss	Unknown — not stated by the source
Processor7 differ
Processor manufacturerDiffers	AMD	Intel
Processor familyDiffers	AMD E	Intel® Core™ i5
Processor generationKnown for one	Unknown — not stated by the source	2nd gen Intel® Core™ i5
Processor modelDiffers	E-450	i5-2450M
Processor cores	2	2
Processor threadsDiffers	2	4
Processor boost frequencyKnown for one	Unknown — not stated by the source	3.1 GHz
Processor frequencyDiffers	1.65 GHz	2.5 GHz
System bus rateKnown for one	Unknown — not stated by the source	5 GT/s
Processor cacheDiffers	1 MB	3 MB
Processor cache typeDiffers	L2	Smart Cache
Processor lithographyKnown for one	Unknown — not stated by the source	32 nm
Processor operating modesKnown for one	Unknown — not stated by the source	64-bit
Processor seriesKnown for one	Unknown — not stated by the source	Intel Core i5-2400 Mobile Series
Processor codenameKnown for one	Unknown — not stated by the source	Sandy Bridge
Bus typeKnown for one	Unknown — not stated by the source	DMI
FSB ParityKnown for one	Unknown — not stated by the source	No
SteppingKnown for one	Unknown — not stated by the source	J1
Thermal Design Power (TDP)Known for one	Unknown — not stated by the source	35 W
TjunctionKnown for one	Unknown — not stated by the source	100 °C
Maximum number of PCI Express lanesKnown for one	Unknown — not stated by the source	16
PCI Express configurationsKnown for one	Unknown — not stated by the source	1x16, 2x8, 1x8+2x4
PCI Express slots versionKnown for one	Unknown — not stated by the source	2.0
CPU multiplier (bus/core ratio)Known for one	Unknown — not stated by the source	25
ECC supported by processorKnown for one	Unknown — not stated by the source	No
Memory2 differ
Internal memoryDiffers	2 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
Memory layout (slots x size)Known for one	1 x 2 GB	Unknown — not stated by the source
Memory slots (available)Known for one	1	Unknown — not stated by the source
Storage5 differ
Total storage capacityDiffers	320 GB	500 GB
Storage media	HDD	HDD
Number of HDDs installed	1	1
HDD capacityDiffers	320 GB	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	MMC, MS PRO, SD	MMC, SD, SDHC, SDXC
HDD sizeKnown for one	2.5"	Unknown — not stated by the source
Graphics3 differ
On-board graphics card	Yes	Yes
Discrete graphics card	No	No
Discrete graphics card model	Not available	Not available
Graphics card familyDiffers	AMD	Intel
On-board graphics card familyDiffers	AMD Radeon HD 6000	Intel® HD Graphics
On-board graphics card modelDiffers	AMD Radeon HD 6320	Intel® HD Graphics 3000
On-board graphics card base frequencyKnown for one	Unknown — not stated by the source	650 MHz
On-board graphics card dynamic frequency (max)Known for one	Unknown — not stated by the source	1300 MHz
On-board graphics card IDKnown for one	Unknown — not stated by the source	0x116
Audio1 differ
Audio systemDiffers	SonicFocus	High Definition Audio
Number of built-in speakers	2	2
Speaker powerKnown for one	Unknown — not stated by the source	1.5 W
Built-in microphone	Yes	Yes
Speakers manufacturerKnown for one	Altec Lansing	Unknown — not stated by the source
Network1 differ
Wi-Fi	Yes	Yes
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
Ethernet LAN data rates	10,100,1000 Mbit/s	10,100,1000 Mbit/s
BluetoothDiffers	No	Yes
Bluetooth versionKnown for one	Unknown — not stated by the source	3.0+HS
Integrated 4G WiMAXKnown for one	Unknown — not stated by the source	Yes
Cabling technologyKnown for one	10/100/1000Base-T(X)	Unknown — not stated by the source
Ports & interfaces4 differ
USB 2.0 ports quantity	3	3
eSATA/USB 2.0 ports quantityDiffers	0	1
Ethernet LAN (RJ-45) ports	1	1
DisplayPorts quantityDiffers	0	1
DVI port	No	No
VGA (D-Sub) ports quantity	1	1
Headphone outputs	1	1
S/PDIF out port	No	No
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
TV-out	No	No
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityKnown for one	0	Unknown — not stated by the source
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
HDMI ports quantityKnown for one	1	Unknown — not stated by the source
Firewire (IEEE 1394) portsKnown for one	0	Unknown — not stated by the source
Thunderbolt ports quantityKnown for one	0	Unknown — not stated by the source
Combo headphone/mic portKnown for one	No	Unknown — not stated by the source
Performance1 differ
Motherboard chipsetDiffers	AMD M780G	Intel® HM65 Express
Keyboard2 differ
Pointing deviceDiffers	Touchpad	ThinkPad UltraNav
Numeric keypadDiffers	Yes	No
Keyboard layoutKnown for one	Unknown — not stated by the source	QWERTY
Windows keysKnown for one	Yes	Unknown — not stated by the source
Software1 differ
Operating system installedDiffers	Windows 7 Home Premium	Windows 7 Professional
Operating system architecture	64-bit	64-bit
Processor special features9 differ
Intel® Wireless Display (Intel® WiDi)Differs	No	Yes
CPU configuration (max)Known for one	Unknown — not stated by the source	1
Embedded options availableKnown for one	Unknown — not stated by the source	No
Enhanced Intel SpeedStep TechnologyDiffers	No	Yes
Execute Disable BitKnown for one	Unknown — not stated by the source	Yes
Graphics & IMC lithographyKnown for one	Unknown — not stated by the source	32 nm
Idle StatesKnown for one	Unknown — not stated by the source	Yes
Intel 64Known for one	Unknown — not stated by the source	Yes
Intel Clear Video Technology	No	No
Intel Demand Based SwitchingKnown for one	Unknown — not stated by the source	No
Intel Dual Display Capable TechnologyKnown for one	Unknown — not stated by the source	Yes
Intel Enhanced Halt StateKnown for one	Unknown — not stated by the source	Yes
Intel FDI TechnologyKnown for one	Unknown — not stated by the source	Yes
Intel Fast Memory AccessKnown for one	Unknown — not stated by the source	Yes
Intel Flex Memory AccessKnown for one	Unknown — not stated by the source	Yes
Intel Identity Protection Technology versionKnown for one	Unknown — not stated by the source	1.00
Intel Rapid Storage TechnologyKnown for one	Unknown — not stated by the source	No
Intel Trusted Execution TechnologyKnown for one	Unknown — not stated by the source	No
Intel VT-x with Extended Page Tables (EPT)Known for one	Unknown — not stated by the source	Yes
Intel Virtualization Technology (VT-x)Known for one	Unknown — not stated by the source	Yes
Intel Virtualization Technology for Directed I/O (VT-d)Known for one	Unknown — not stated by the source	No
Intel® AES New Instructions (Intel® AES-NI)Known for one	Unknown — not stated by the source	Yes
Intel® Anti-Theft Technology (Intel® AT)Known for one	Unknown — not stated by the source	Yes
Intel® Clear Video HD Technology (Intel® CVT HD)Differs	No	Yes
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)	No	No
Intel® Hyper Threading Technology (Intel® HT Technology)Differs	No	Yes
Intel® Identity Protection Technology (Intel® IPT)Differs	No	Yes
Intel® InTru™ 3D TechnologyDiffers	No	Yes
Intel® Insider™Differs	No	Yes
Intel® My WiFi Technology (Intel® MWT)Known for one	Unknown — not stated by the source	Yes
Intel® Quick Sync Video TechnologyDiffers	No	Yes
Intel® Smart CacheKnown for one	Unknown — not stated by the source	Yes
Intel® Turbo Boost TechnologyDiffers	No	2.0
Processor ARK IDKnown for one	Unknown — not stated by the source	53452
Processor codeKnown for one	Unknown — not stated by the source	SR04Z
Processor package sizeKnown for one	Unknown — not stated by the source	37.5x37.5 (rPGA988B); 31 x 24 (BGA1023)
Supported instruction setsKnown for one	Unknown — not stated by the source	AVX
Thermal Monitoring TechnologiesKnown for one	Unknown — not stated by the source	Yes
Conflict-Free processorKnown for one	Unknown — not stated by the source	No
Intel® Small Business Advantage (Intel® SBA)Known for one	No	Unknown — not stated by the source
Intel® Smart Response TechnologyKnown for one	No	Unknown — not stated by the source
Batteryidentical
Battery technology	Lithium-Ion (Li-Ion)	Lithium-Ion (Li-Ion)
Number of battery cells	6	6
Battery life (max)Known for one	Unknown — not stated by the source	6.6 h
Battery capacityKnown for one	56 Wh	Unknown — not stated by the source
Poweridentical
DC-in jack	Yes	Yes
AC adapter powerKnown for one	65 W	Unknown — not stated by the source
AC adapter frequencyKnown for one	50 - 60 Hz	Unknown — not stated by the source
AC adapter input voltageKnown for one	100 - 240 V	Unknown — not stated by the source
AC adapter output currentKnown for one	3.42 A	Unknown — not stated by the source
AC adapter output voltageKnown for one	19 V	Unknown — not stated by the source
Security2 differ
Cable lock slotDiffers	No	Yes
Fingerprint readerDiffers	No	Yes
Password protection typeKnown for one	BIOS, HDD	Unknown — not stated by the source
Weight & dimensions5 differ
WeightDiffers	2.6 kg	2.61 kg
WidthDiffers	378 mm	380 mm
DepthDiffers	253 mm	247 mm
Height (front)Differs	2.83 cm	3.2 cm
Height (rear)Differs	3.49 cm	3.6 cm
Other featuresidentical
Infrared data port	No	No
Intel segment taggingKnown for one	Unknown — not stated by the source	Home office, Small Business
3DKnown for one	No	Unknown — not stated by the source
Designidentical
Product typeKnown for one	Laptop	Unknown — not stated by the source
Product colourKnown for one	Brown	Unknown — not stated by the source
Form factorKnown for one	Clamshell	Unknown — not stated by the source
Cameraidentical
Front cameraKnown for one	Yes	Unknown — not stated by the source
Front camera resolution (numeric)Known for one	0.3 MP	Unknown — not stated by the source
Optical driveidentical
LightScribeKnown for one	No	Unknown — not stated by the source
Packaging contentidentical
AC adapter includedKnown for one	Yes	Unknown — not stated by the source
Cables includedKnown for one	AC	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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