Product comparison · 2 laptops

HP EliteBook SK726UC#ABA Intel® Core™ i7 i7-640LM vs Lenovo IdeaPad Z570 Intel® Core™ i5 i5-2410M

129specifications compared
60differ
69identical
45known for one product only

Key differences

Product colour
- EliteBook SK726UC#ABA Intel® Core™ i7 i7-640LM:Black
- IdeaPad Z570 Intel® Core™ i5 i5-2410M:Metallic
Display diagonal
- EliteBook SK726UC#ABA Intel® Core™ i7 i7-640LM:30.7 cm (12.1")
- IdeaPad Z570 Intel® Core™ i5 i5-2410M:39.6 cm (15.6")
Display resolution
- EliteBook SK726UC#ABA Intel® Core™ i7 i7-640LM:1280 x 800 pixels
- IdeaPad Z570 Intel® Core™ i5 i5-2410M:1366 x 768 pixels
Native aspect ratio
- EliteBook SK726UC#ABA Intel® Core™ i7 i7-640LM:16:10
- IdeaPad Z570 Intel® Core™ i5 i5-2410M:16:9
Processor family
- EliteBook SK726UC#ABA Intel® Core™ i7 i7-640LM:Intel® Core™ i7
- IdeaPad Z570 Intel® Core™ i5 i5-2410M:Intel® Core™ i5
Processor generation
- EliteBook SK726UC#ABA Intel® Core™ i7 i7-640LM:Intel® Core™ i7
- IdeaPad Z570 Intel® Core™ i5 i5-2410M:2nd gen Intel® Core™ i5
Processor model
- EliteBook SK726UC#ABA Intel® Core™ i7 i7-640LM:i7-640LM
- IdeaPad Z570 Intel® Core™ i5 i5-2410M:i5-2410M
Processor boost frequency
- EliteBook SK726UC#ABA Intel® Core™ i7 i7-640LM:2.93 GHz
- IdeaPad Z570 Intel® Core™ i5 i5-2410M:2.9 GHz

Side by side

Differences highlightedShow differences only

Comparison of SK726UC#ABA, Z570
174 specifications	A HP EliteBook SK726UC#ABA Intel® Core™ i7 i7-640LM Model SK726UC#ABA View product	B Lenovo IdeaPad Z570 Intel® Core™ i5 i5-2410M Model Z570 View product
Design1 differ
Product colourDiffers	Black	Metallic
Form factorKnown for one	Clamshell	Unknown — not stated by the source
Country of originKnown for one	China	Unknown — not stated by the source
Display3 differ
Display diagonalDiffers	30.7 cm (12.1")	39.6 cm (15.6")
Display resolutionDiffers	1280 x 800 pixels	1366 x 768 pixels
LED backlight	Yes	Yes
Native aspect ratioDiffers	16:10	16:9
Processor15 differ
Processor manufacturer	Intel	Intel
Processor familyDiffers	Intel® Core™ i7	Intel® Core™ i5
Processor generationDiffers	Intel® Core™ i7	2nd gen Intel® Core™ i5
Processor modelDiffers	i7-640LM	i5-2410M
Processor cores	2	2
Processor threads	4	4
Processor boost frequencyDiffers	2.93 GHz	2.9 GHz
Processor frequencyDiffers	2.13 GHz	2.3 GHz
System bus rateDiffers	2.5 GT/s	5 GT/s
Processor cacheDiffers	4 MB	3 MB
Processor cache type	Smart Cache	Smart Cache
Processor socketDiffers	BGA 1288	BGA 1023
Processor lithography	32 nm	32 nm
Processor operating modes	64-bit	64-bit
Processor seriesDiffers	Intel Core i7-600 Mobile Series	Intel Core i5-2400 Mobile Series
Processor codenameDiffers	Arrandale	Sandy Bridge
Bus type	DMI	DMI
FSB Parity	No	No
SteppingDiffers	C2	J1
Thermal Design Power (TDP)Differs	25 W	35 W
TjunctionDiffers	105 °C	100 °C
Maximum number of PCI Express lanes	16	16
PCI Express configurationsDiffers	1x16	1x8, 1x16, 2x4, 2x8
PCI Express slots version	2.0	2.0
CPU multiplier (bus/core ratio)Differs	16	23
ECC supported by processor	No	No
Number of Processing Die TransistorsKnown for one	382 M	Unknown — not stated by the source
Processing Die sizeKnown for one	81 mm²	Unknown — not stated by the source
Memoryidentical
Internal memory	4 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	Unknown — not stated by the source	2 x 2 GB
Memory slots	2x SO-DIMM	2x SO-DIMM
Maximum internal memory	8 GB	8 GB
Storage3 differ
Total storage capacityDiffers	160 GB	750 GB
Storage media	HDD	HDD
Number of HDDs installedKnown for one	Unknown — not stated by the source	1
HDD capacityDiffers	160 GB	750 GB
HDD interfaceKnown for one	Unknown — not stated by the source	SATA
HDD speedKnown for one	Unknown — not stated by the source	5400 RPM
HDD sizeKnown for one	Unknown — not stated by the source	3.5"
Optical drive typeDiffers	DVD Super Multi DL	DVD±RW
Card reader integrated	Yes	Yes
Compatible memory cardsKnown for one	Unknown — not stated by the source	MMC, MS PRO, SD, xD
Graphics3 differ
On-board graphics card	Yes	Yes
Discrete graphics card	No	No
Discrete graphics card model	Not available	Not available
Graphics card family	Intel	Intel
On-board graphics card family	Intel® HD Graphics	Intel® HD Graphics
On-board graphics card modelDiffers	Intel® HD Graphics	Intel® HD Graphics 3000
On-board graphics card base frequencyDiffers	266 MHz	650 MHz
On-board graphics card dynamic frequency (max)Differs	566 MHz	1200 MHz
On-board graphics card IDKnown for one	Unknown — not stated by the source	0x116
Audio1 differ
Audio systemDiffers	HP Premier Sound	HD
Number of built-in speakers	2	2
Speaker powerKnown for one	Unknown — not stated by the source	3 W
Built-in microphone	Yes	Yes
Cameraidentical
Front camera resolution (numeric)Known for one	Unknown — not stated by the source	0.3 MP
Optical driveidentical
LightScribeKnown for one	Unknown — not stated by the source	No
Network3 differ
Wi-Fi	Yes	Yes
Networking featuresDiffers	Gigabit Ethernet, WLAN	Ethernet, Fast Ethernet
Wi-Fi standardsDiffers	Wi-Fi 4 (802.11n)	802.11b, 802.11g, Wi-Fi 4 (802.11n)
Ethernet LAN	Yes	Yes
Bluetooth	Yes	Yes
Cabling technologyDiffers	10/100/1000Base-T(X)	10/100Base-T(X)
Integrated 4G WiMAXKnown for one	Unknown — not stated by the source	Yes
Ethernet LAN data ratesKnown for one	10,100,1000 Mbit/s	Unknown — not stated by the source
Ports & interfaces6 differ
USB 2.0 ports quantityDiffers	3	4
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity	0	0
eSATA/USB 2.0 ports quantityDiffers	0	1
eSATA/USB 3.2 Gen 1 (3.1 Gen 1) ports quantity	0	0
eSATA ports quantity	0	0
Ethernet LAN (RJ-45) ports	1	1
HDMI ports quantityDiffers	0	1
DisplayPorts quantityDiffers	1	0
DVI port	No	No
VGA (D-Sub) ports quantity	1	1
Firewire (IEEE 1394) portsDiffers	1	0
Thunderbolt ports quantity	0	0
Headphone outputs	1	1
S/PDIF out port	No	No
Microphone in	Yes	Yes
Docking connector	No	No
ExpressCard slotDiffers	Yes	No
CardBus PCMCIA slots quantity	0	0
CardBus PCMCIA slot type	No	No
SmartCard slot	No	No
TV-out	No	No
Performance1 differ
Motherboard chipsetDiffers	Intel® QM57 Express	Intel® HM65 Express
Keyboard2 differ
Pointing deviceDiffers	Touchpad + Scroll zone	Touchpad
Numeric keypadDiffers	No	Yes
Spill-resistant keyboardKnown for one	Yes	Unknown — not stated by the source
Windows keysKnown for one	Yes	Unknown — not stated by the source
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
Bundled softwareKnown for one	Unknown — not stated by the source	McAfee VirusScan Plus 10, OneKey Rescue System, OneKey Theater, Lenovo Readycomm, ooVoo, Adobe Reader, Windows Live Toolbar, CyberLink YouCam, Microsoft Office 2010 Starter Edition, Veriface, Lenovo Energy Management software, Cyberlink Power2Go, Lenovo DirectShare, DDNI 2.0
Processor special features15 differ
Intel® Wireless Display (Intel® WiDi)Differs	No	Yes
Embedded options available	No	No
Enhanced Intel SpeedStep Technology	Yes	Yes
Execute Disable Bit	Yes	Yes
Graphics & IMC lithographyDiffers	45 nm	32 nm
Idle States	Yes	Yes
Intel 64	Yes	Yes
Intel Clear Video TechnologyDiffers	Yes	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 versionKnown for one	Unknown — not stated by the source	1.00
Intel Rapid Storage Technology	No	No
Intel Trusted Execution TechnologyDiffers	Yes	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)Differs	Yes	No
Intel® AES New Instructions (Intel® AES-NI)Differs	Yes	No
Intel® Anti-Theft Technology (Intel® AT)Differs	No	Yes
Intel® Clear Video HD Technology (Intel® CVT HD)	Yes	Yes
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)Differs	Yes	No
Intel® Hyper Threading Technology (Intel® HT Technology)	Yes	Yes
Intel® Identity Protection Technology (Intel® IPT)Known for one	Unknown — not stated by the source	Yes
Intel® InTru™ 3D TechnologyDiffers	No	Yes
Intel® Insider™	No	No
Intel® My WiFi Technology (Intel® MWT)Differs	No	Yes
Intel® Quick Sync Video TechnologyDiffers	No	Yes
Intel® Smart Cache	Yes	Yes
Intel® Turbo Boost TechnologyDiffers	1.0	2.0
Processor ARK IDDiffers	43563	52224
Processor package sizeDiffers	BGA 34 x 28	37.5x37.5 (rPGA988B); 31 x 24 (BGA1023)
Supported instruction setsDiffers	SSE4.1, SSE4.2	AVX
Thermal Monitoring Technologies	Yes	Yes
Conflict-Free processor	No	No
CPU configuration (max)Known for one	1	Unknown — not stated by the source
Physical Address Extension (PAE)Known for one	Yes	Unknown — not stated by the source
Processor codeKnown for one	SLBMK	Unknown — not stated by the source
Batteryidentical
Battery technology	Lithium-Ion (Li-Ion)	Lithium-Ion (Li-Ion)
Number of battery cellsKnown for one	Unknown — not stated by the source	6
Battery life (max)Known for one	Unknown — not stated by the source	5 h
Poweridentical
DC-in jack	Yes	Yes
AC adapter frequencyKnown for one	50 - 60 Hz	Unknown — not stated by the source
Security2 differ
Cable lock slotDiffers	Yes	No
Password protection typeDiffers	BIOS	HDD, User
HDD user passwordKnown for one	Unknown — not stated by the source	Yes
Cable lock slot typeKnown for one	Kensington	Unknown — not stated by the source
Trusted Platform Module (TPM)Known for one	Yes	Unknown — not stated by the source
Weight & dimensions4 differ
WeightDiffers	1.53 kg	2.6 kg
WidthDiffers	282.2 mm	375.9 mm
DepthDiffers	213.4 mm	248.9 mm
HeightDiffers	28 mm	35.5 mm
Width (imperial)Known for one	Unknown — not stated by the source	37.6 cm (14.8")
Depth (imperial)Known for one	Unknown — not stated by the source	24.9 cm (9.8")
Height (imperial)Known for one	Unknown — not stated by the source	3.56 cm (1.4")
Dimensions (WxDxH)Known for one	Unknown — not stated by the source	375.9 x 248.9 x 35.5 mm
Packaging contentidentical
AC adapter included	Yes	Yes
Other featuresidentical
Infrared data port	No	No
Internal modemKnown for one	Unknown — not stated by the source	No
Supplied AC adapter type	AC	AC
Indication lightKnown for one	Yes	Unknown — not stated by the source
Number of products includedKnown for one	1 pc(s)	Unknown — not stated by the source
Power supply typeKnown for one	AC/DC	Unknown — not stated by the source
Intel segment taggingKnown for one	Enterprise	Unknown — not stated by the source
Operational conditionsidentical
Operating temperature (T-T)Known for one	5 - 35 °C	Unknown — not stated by the source
Operating relative humidity (H-H)Known for one	10 - 90%	Unknown — not stated by the source
Certificatesidentical
Compliance certificatesKnown for one	RoHS	Unknown — not stated by the source
CertificationKnown for one	WEEE, IT Eco	Unknown — not stated by the source
Sustainabilityidentical
Sustainability certificatesKnown for one	EPEAT Gold, 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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