Product comparison · 2 laptops

ASUS Business K56CB XX122H - 15.6" Notebook - Core I7 2 GHz, 39,6-cm-Display vs Lenovo ThinkPad S531

113specifications compared
28differ
85identical
47known for one product only

Key differences

Product colour
- Business K56CB XX122H - 15.6" Notebook - Core I7 2 GHz, 39,6-cm-Display:Black, Stainless steel
- ThinkPad S531:Black
Display resolution
- Business K56CB XX122H - 15.6" Notebook - Core I7 2 GHz, 39,6-cm-Display:1366 x 768 pixels
- ThinkPad S531:1920 x 1080 pixels
Processor family
- Business K56CB XX122H - 15.6" Notebook - Core I7 2 GHz, 39,6-cm-Display:Intel® Core™ i7
- ThinkPad S531:Intel® Core™ i5
Processor generation
- Business K56CB XX122H - 15.6" Notebook - Core I7 2 GHz, 39,6-cm-Display:3rd gen Intel® Core™ i7
- ThinkPad S531:3rd gen Intel® Core™ i5
Processor model
- Business K56CB XX122H - 15.6" Notebook - Core I7 2 GHz, 39,6-cm-Display:i7-3537U
- ThinkPad S531:i5-3337U
Processor boost frequency
- Business K56CB XX122H - 15.6" Notebook - Core I7 2 GHz, 39,6-cm-Display:3.1 GHz
- ThinkPad S531:2.7 GHz
Processor frequency
- Business K56CB XX122H - 15.6" Notebook - Core I7 2 GHz, 39,6-cm-Display:2 GHz
- ThinkPad S531:1.8 GHz
Processor cache
- Business K56CB XX122H - 15.6" Notebook - Core I7 2 GHz, 39,6-cm-Display:4 MB
- ThinkPad S531:3 MB

Side by side

Differences highlightedShow differences only

Comparison of Business K56CB XX122H - 15.6" Notebook - Core I7 2 GHz, 39,6-cm-Display, ThinkPad S531
160 specifications	A ASUS Business K56CB XX122H - 15.6" Notebook - Core I7 2 GHz, 39,6-cm-Display View product	B Lenovo ThinkPad S531 View product
Design1 differ
Product type	Laptop	Laptop
Product colourDiffers	Black, Stainless steel	Black
Form factor	Clamshell	Clamshell
Display1 differ
Display diagonal	39.6 cm (15.6")	39.6 cm (15.6")
Display resolutionDiffers	1366 x 768 pixels	1920 x 1080 pixels
HD typeKnown for one	Unknown — not stated by the source	Full HD
LED backlightKnown for one	Unknown — not stated by the source	Yes
Native aspect ratio	16:9	16:9
Display surfaceKnown for one	Unknown — not stated by the source	Matt
TouchscreenKnown for one	No	Unknown — not stated by the source
Processor9 differ
Processor manufacturer	Intel	Intel
Processor familyDiffers	Intel® Core™ i7	Intel® Core™ i5
Processor generationDiffers	3rd gen Intel® Core™ i7	3rd gen Intel® Core™ i5
Processor modelDiffers	i7-3537U	i5-3337U
Processor cores	2	2
Processor threads	4	4
Processor boost frequencyDiffers	3.1 GHz	2.7 GHz
Processor frequencyDiffers	2 GHz	1.8 GHz
System bus rate	5 GT/s	5 GT/s
Processor cacheDiffers	4 MB	3 MB
Processor cache type	Smart Cache	Smart Cache
Processor socket	BGA 1023	BGA 1023
Processor lithography	22 nm	22 nm
Processor operating modes	64-bit	64-bit
Processor seriesDiffers	Intel Core i7-3500 Mobile series	Intel Core i5-3300 Mobile series
Processor codename	Ivy Bridge	Ivy Bridge
Bus type	DMI	DMI
FSB Parity	No	No
Stepping	L1	L1
Thermal Design Power (TDP)	17 W	17 W
Tjunction	105 °C	105 °C
Maximum number of PCI Express lanes	16	16
PCI Express configurationsDiffers	1x8, 1x16, 2x4, 2x8	1x16, 2x8, 1x8+2x4
PCI Express slots version	2.0	2.0
CPU multiplier (bus/core ratio)Differs	20	18
ECC supported by processor	No	No
Memory2 differ
Internal memoryDiffers	4 GB	6 GB
Internal memory typeKnown for one	Unknown — not stated by the source	DDR3-SDRAM
Memory clock speedKnown for one	Unknown — not stated by the source	1600 MHz
Memory form factorKnown for one	Unknown — not stated by the source	On-board + SO-DIMM
Maximum internal memoryDiffers	8 GB	10 GB
Storage1 differ
Total storage capacity	500 GB	500 GB
Storage media	HDD	HDD
Number of HDDs installedKnown for one	Unknown — not stated by the source	1
HDD capacityKnown for one	Unknown — not stated by the source	500 GB
HDD interfaceKnown for one	Unknown — not stated by the source	SATA
HDD speedKnown for one	Unknown — not stated by the source	7200 RPM
HDD sizeKnown for one	Unknown — not stated by the source	2.5"
Optical drive typeDiffers	DVD Super Multi	No
Card reader integrated	Yes	Yes
Compatible memory cardsKnown for one	Unknown — not stated by the source	MMC, SD, SDHC, SDXC
Graphics2 differ
On-board graphics card	Yes	Yes
Discrete graphics card	Yes	Yes
Discrete graphics card modelDiffers	NVIDIA® GeForce® GT 740M	AMD Radeon HD 8670M
Discrete graphics card memoryKnown for one	Unknown — not stated by the source	2 GB
On-board graphics card family	Intel® HD Graphics	Intel® HD Graphics
On-board graphics card model	Intel® HD Graphics 4000	Intel® HD Graphics 4000
On-board graphics card base frequency	350 MHz	350 MHz
On-board graphics card dynamic frequency (max)Differs	1200 MHz	1100 MHz
On-board graphics card ID	0x166	0x166
Number of discrete graphics cards installedKnown for one	Unknown — not stated by the source	1
Audioidentical
Built-in microphone	Yes	Yes
Cameraidentical
Front camera	Yes	Yes
Front camera resolution (numeric)Known for one	Unknown — not stated by the source	0.9 MP
Optical driveidentical
LightScribeKnown for one	Unknown — not stated by the source	No
Networkidentical
Wi-Fi	Yes	Yes
Wi-Fi standardsKnown for one	Unknown — not stated by the source	802.11b, 802.11g, Wi-Fi 4 (802.11n)
Ethernet LAN	Yes	Yes
Ethernet LAN data ratesKnown for one	Unknown — not stated by the source	10,100,1000 Mbit/s
Bluetooth	Yes	Yes
Bluetooth version	4.0	4.0
Integrated 4G WiMAX	Yes	Yes
Ports & interfaces5 differ
USB 2.0 ports quantityDiffers	2	0
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers	1	2
Ethernet LAN (RJ-45) ports	1	1
HDMI ports quantity	1	1
DisplayPorts quantity	0	0
DVI port	No	No
VGA (D-Sub) ports quantityDiffers	1	0
Thunderbolt ports quantity	0	0
Thunderbolt 2 ports quantityKnown for one	Unknown — not stated by the source	0
Headphone outputsDiffers	1	0
S/PDIF out portKnown for one	Unknown — not stated by the source	No
Combo headphone/mic port	Yes	Yes
Microphone inDiffers	Yes	No
Docking connectorKnown for one	Unknown — not stated by the source	No
ExpressCard slotKnown for one	Unknown — not stated by the source	No
CardBus PCMCIA slots quantityKnown for one	Unknown — not stated by the source	0
CardBus PCMCIA slot typeKnown for one	Unknown — not stated by the source	No
SmartCard slotKnown for one	Unknown — not stated by the source	No
eSATA/USB 2.0 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
Firewire (IEEE 1394) portsKnown for one	0	Unknown — not stated by the source
Keyboardidentical
Pointing deviceKnown for one	Unknown — not stated by the source	Touchpad
Keyboard backlitKnown for one	Unknown — not stated by the source	Yes
Numeric keypad	Yes	Yes
Island-style keyboardKnown for one	Unknown — not stated by the source	Yes
Windows keysKnown for one	Unknown — not stated by the source	Yes
Software1 differ
Operating system installedDiffers	Windows 8	No
Operating system architectureKnown for one	64-bit	Unknown — not stated by the source
Processor special features2 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	22 nm	22 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 version	1.00	1.00
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)	Yes	Yes
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 Key	Yes	Yes
Intel® Smart Cache	Yes	Yes
Intel® Turbo Boost Technology	2.0	2.0
Intel® Virtualization Technology (Intel® VT)Known for one	Unknown — not stated by the source	VT-x
Processor ARK IDDiffers	72054	72055
Processor codeDiffers	SR0XG	SR0XL
Processor package size	31 x 24 (BGA1023)	31 x 24 (BGA1023)
Supported instruction sets	AVX	AVX
Thermal Monitoring Technologies	Yes	Yes
Conflict-Free processor	Yes	Yes
Battery1 differ
Battery technologyKnown for one	Unknown — not stated by the source	Lithium-Ion (Li-Ion)
Number of battery cellsKnown for one	Unknown — not stated by the source	4
Battery capacityDiffers	2950 mAh	48.8 Wh
Battery life (max)Known for one	Unknown — not stated by the source	9 h
Poweridentical
DC-in jack	Yes	Yes
Securityidentical
Cable lock slot	Yes	Yes
Cable lock slot typeKnown for one	Unknown — not stated by the source	Kensington
Fingerprint readerKnown for one	Unknown — not stated by the source	Yes
Weight & dimensions3 differ
WeightKnown for one	Unknown — not stated by the source	2.29 kg
WidthDiffers	380 mm	379 mm
DepthDiffers	266 mm	253 mm
HeightDiffers	225 mm	20.7 mm
Packaging contentidentical
AC adapter includedKnown for one	Unknown — not stated by the source	Yes
Other featuresidentical
3DKnown for one	Unknown — not stated by the source	No
Performanceidentical
Motherboard chipsetKnown for one	Intel HM76 Express	Unknown — not stated by the source
Certificatesidentical
Compliance certificatesKnown for one	RoHS	Unknown — not stated by the source
Sustainabilityidentical
Sustainability certificatesKnown for one	ENERGY STAR	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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