Product comparison · 2 laptops

HP EliteBook BZ929US laptop Intel® Core™ i5 i5-520M Hybrid (2-in-1) vs HP EliteBook SK181UP laptop Intel® Core™ i5 i5-540M Hybrid (2-in-1)

170specifications compared
9differ
161identical
3known for one product only

Key differences

Processor model
- EliteBook BZ929US laptop Intel® Core™ i5 i5-520M Hybrid (2-in-1):i5-520M
- EliteBook SK181UP laptop Intel® Core™ i5 i5-540M Hybrid (2-in-1):i5-540M
Processor boost frequency
- EliteBook BZ929US laptop Intel® Core™ i5 i5-520M Hybrid (2-in-1):2.93 GHz
- EliteBook SK181UP laptop Intel® Core™ i5 i5-540M Hybrid (2-in-1):3.07 GHz
Processor frequency
- EliteBook BZ929US laptop Intel® Core™ i5 i5-520M Hybrid (2-in-1):2.4 GHz
- EliteBook SK181UP laptop Intel® Core™ i5 i5-540M Hybrid (2-in-1):2.53 GHz
CPU multiplier (bus/core ratio)
- EliteBook BZ929US laptop Intel® Core™ i5 i5-520M Hybrid (2-in-1):18
- EliteBook SK181UP laptop Intel® Core™ i5 i5-540M Hybrid (2-in-1):19
Internal memory
- EliteBook BZ929US laptop Intel® Core™ i5 i5-520M Hybrid (2-in-1):2 GB
- EliteBook SK181UP laptop Intel® Core™ i5 i5-540M Hybrid (2-in-1):4 GB
Bluetooth
- EliteBook BZ929US laptop Intel® Core™ i5 i5-520M Hybrid (2-in-1):No
- EliteBook SK181UP laptop Intel® Core™ i5 i5-540M Hybrid (2-in-1):Yes
DisplayPorts quantity
- EliteBook BZ929US laptop Intel® Core™ i5 i5-520M Hybrid (2-in-1):1
- EliteBook SK181UP laptop Intel® Core™ i5 i5-540M Hybrid (2-in-1):0
Embedded options available
- EliteBook BZ929US laptop Intel® Core™ i5 i5-520M Hybrid (2-in-1):Yes
- EliteBook SK181UP laptop Intel® Core™ i5 i5-540M Hybrid (2-in-1):No

Side by side

Differences highlightedShow differences only

Comparison of BZ929US, SK181UP
173 specifications	A HP EliteBook BZ929US laptop Intel® Core™ i5 i5-520M Hybrid (2-in-1) Model BZ929US View product	B HP EliteBook SK181UP laptop Intel® Core™ i5 i5-540M Hybrid (2-in-1) Model SK181UP View product
Designidentical
Product type	Hybrid (2-in-1)	Hybrid (2-in-1)
Product colour	Silver	Silver
Form factor	Convertible (Swivel)	Convertible (Swivel)
Housing material	Metal	Metal
Country of origin	China	China
Displayidentical
Display diagonal	30.7 cm (12.1")	30.7 cm (12.1")
Display resolution	1280 x 800 pixels	1280 x 800 pixels
Touchscreen	Yes	Yes
HD type	Not supported	Not supported
LED backlight	Yes	Yes
Native aspect ratio	16:10	16:10
Display surface	Matt	Matt
Display brightness	200 cd/m²	200 cd/m²
Pixel pitch	0.204 x 0.204 mm	0.204 x 0.204 mm
Contrast ratio (typical)	400:1	400:1
Processor4 differ
Processor manufacturer	Intel	Intel
Processor family	Intel® Core™ i5	Intel® Core™ i5
Processor generation	Intel® Core™ i5	Intel® Core™ i5
Processor modelDiffers	i5-520M	i5-540M
Processor cores	2	2
Processor threads	4	4
Processor boost frequencyDiffers	2.93 GHz	3.07 GHz
Processor frequencyDiffers	2.4 GHz	2.53 GHz
System bus rate	2.5 GT/s	2.5 GT/s
Processor cache	3 MB	3 MB
Processor cache type	Smart Cache	Smart Cache
Processor socket	BGA 956	BGA 956
Processor lithography	32 nm	32 nm
Processor operating modes	64-bit	64-bit
Processor series	Intel Core i5-500 Mobile Series	Intel Core i5-500 Mobile Series
Processor codename	Arrandale	Arrandale
Bus type	DMI	DMI
FSB Parity	No	No
Stepping	C2	C2
Thermal Design Power (TDP)	35 W	35 W
Tjunction	105 °C	105 °C
Maximum number of PCI Express lanes	16	16
PCI Express configurations	1x16	1x16
PCI Express slots version	2.0	2.0
Number of Processing Die Transistors	382 M	382 M
Processing Die size	81 mm²	81 mm²
CPU multiplier (bus/core ratio)Differs	18	19
Compatible processor series	Intel® Core™ i5, Intel® Core™ i7	Intel® Core™ i5, Intel® Core™ i7
ECC supported by processor	No	No
Memory1 differ
Internal memoryDiffers	2 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	1 x 2 GB	Unknown — not stated by the source
Memory slots	2x SO-DIMM	2x SO-DIMM
Maximum internal memory	8 GB	8 GB
Storageidentical
Total storage capacity	160 GB	160 GB
Storage media	HDD	HDD
Number of HDDs installed	1	1
HDD capacity	160 GB	160 GB
HDD interface	SATA II	SATA II
HDD speed	5400 RPM	5400 RPM
HDD size	1.8"	1.8"
Card reader integrated	Yes	Yes
Compatible memory cards	MMC, SD	MMC, SD
Graphicsidentical
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 model	Intel® HD Graphics	Intel® HD Graphics
On-board graphics card base frequency	500 MHz	500 MHz
On-board graphics card dynamic frequency (max)	766 MHz	766 MHz
Audioidentical
Audio system	HD	HD
Number of built-in speakers	2	2
Built-in microphone	Yes	Yes
Cameraidentical
Front camera resolution (numeric)	2 MP	2 MP
Network1 differ
Networking features	Gigabit LAN	Gigabit LAN
Ethernet LAN	Yes	Yes
Ethernet LAN data rates	10,100,1000 Mbit/s	10,100,1000 Mbit/s
BluetoothDiffers	No	Yes
Cabling technology	10/100/1000Base-T(X)	10/100/1000Base-T(X)
Networking standards	IEEE 802.1p, IEEE 802.3, IEEE 802.3ab, IEEE 802.3x, IEEE 802.3z	IEEE 802.1p, IEEE 802.3, IEEE 802.3ab, IEEE 802.3x, IEEE 802.3z
Bluetooth versionKnown for one	Unknown — not stated by the source	2.1+EDR
Ports & interfaces1 differ
USB 2.0 ports quantity	3	3
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity	0	0
eSATA/USB 2.0 ports quantity	0	0
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 quantity	0	0
DisplayPorts quantityDiffers	1	0
DVI port	No	No
VGA (D-Sub) ports quantity	1	1
Firewire (IEEE 1394) ports	1	1
Thunderbolt ports quantity	0	0
Headphone outputs	0	0
S/PDIF out port	No	No
Combo headphone/mic port	Yes	Yes
Microphone in	No	No
ExpressCard slot	Yes	Yes
CardBus PCMCIA slots quantity	0	0
CardBus PCMCIA slot type	No	No
SmartCard slot	Yes	Yes
Modem (RJ-11) ports	1	1
TV-out	No	No
Performanceidentical
Motherboard chipset	Intel® QM57 Express	Intel® QM57 Express
Ambient light sensor	Yes	Yes
Keyboardidentical
Pointing device	Touchpad	Touchpad
Numeric keypad	No	No
Spill-resistant keyboard	Yes	Yes
Softwareidentical
Operating system installed	Windows 7 Professional	Windows 7 Professional
Drivers included	Yes	Yes
Processor special features2 differ
Intel® Wireless Display (Intel® WiDi)	No	No
CPU configuration (max)	1	1
Embedded options availableDiffers	Yes	No
Enhanced Intel SpeedStep Technology	Yes	Yes
Execute Disable Bit	Yes	Yes
Graphics & IMC lithography	45 nm	45 nm
Idle States	Yes	Yes
Intel 64	Yes	Yes
Intel Clear Video Technology	Yes	Yes
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 Rapid Storage Technology	No	No
Intel Trusted Execution Technology	Yes	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)	Yes	Yes
Intel® AES New Instructions (Intel® AES-NI)	Yes	Yes
Intel® Anti-Theft Technology (Intel® AT)	No	No
Intel® Clear Video HD Technology (Intel® CVT HD)	Yes	Yes
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)	Yes	Yes
Intel® Hyper Threading Technology (Intel® HT Technology)	Yes	Yes
Intel® InTru™ 3D Technology	No	No
Intel® Insider™	No	No
Intel® My WiFi Technology (Intel® MWT)	No	No
Intel® Quick Sync Video Technology	No	No
Intel® Turbo Boost Technology	1.0	1.0
Physical Address Extension (PAE)	36 bit	36 bit
Processor ARK IDDiffers	47341	43544
Processor package size	rPGA 37.5x 37.5, BGA 34x28	rPGA 37.5x 37.5, BGA 34x28
Supported instruction sets	SSE4.1/4.2	SSE4.1/4.2
Thermal Monitoring Technologies	Yes	Yes
Conflict-Free processor	No	No
Batteryidentical
Battery technology	Lithium-Ion (Li-Ion)	Lithium-Ion (Li-Ion)
Number of battery cells	6	6
Battery life (max)	5 h	5 h
Poweridentical
DC-in jack	Yes	Yes
Securityidentical
Cable lock slot	Yes	Yes
Cable lock slot type	Kensington	Kensington
Fingerprint readerKnown for one	Yes	Unknown — not stated by the source
Trusted Platform Module (TPM)	Yes	Yes
Operational conditionsidentical
Operating temperature (T-T)	0 - 35 °C	0 - 35 °C
Storage temperature (T-T)	-20 - 60 °C	-20 - 60 °C
Operating relative humidity (H-H)	10 - 90%	10 - 90%
Storage relative humidity (H-H)	5 - 95%	5 - 95%
Operating altitude	-15.24 - 3048 m	-15.24 - 3048 m
Non-operating altitude	-15.24 - 12192 m	-15.24 - 12192 m
Operating shock	125 G	125 G
Non-operating shock	200 G	200 G
Certificatesidentical
Certification	UL, CSA, FCC, ICES, GS, CCC, VCCI, KCC, BSMI, CE, CIT, GOST	UL, CSA, FCC, ICES, GS, CCC, VCCI, KCC, BSMI, CE, CIT, GOST
Sustainabilityidentical
Sustainability certificates	EPEAT Silver, ENERGY STAR	EPEAT Silver, ENERGY STAR
Weight & dimensionsidentical
Weight	1.72 kg	1.72 kg
Width	290 mm	290 mm
Depth	212 mm	212 mm
Height	31.7 mm	31.7 mm
Width (imperial)	29 cm (11.4")	29 cm (11.4")
Depth (imperial)	21.2 cm (8.35")	21.2 cm (8.35")
Height (imperial)	3.18 cm (1.25")	3.18 cm (1.25")
Packaging contentidentical
AC adapter included	Yes	Yes
Other featuresidentical
Infrared data port	No	No
Internal modem	Yes	Yes
Intel segment tagging	Enterprise	Enterprise
Supplied AC adapter type	AC	AC

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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