Product comparison · 2 laptops

HP EliteBook 8540p Intel® Core™ i5 i5-540M Laptop vs Lenovo IdeaPad S10-3T

79specifications compared
50differ
29identical
84known for one product only

Key differences

Product type
- EliteBook 8540p Intel® Core™ i5 i5-540M Laptop:Laptop
- IdeaPad S10-3T:Netbook
Display diagonal
- EliteBook 8540p Intel® Core™ i5 i5-540M Laptop:39.6 cm (15.6")
- IdeaPad S10-3T:25.6 cm (10.1")
Display resolution
- EliteBook 8540p Intel® Core™ i5 i5-540M Laptop:1366 x 768 pixels
- IdeaPad S10-3T:1024 x 600 pixels
Native aspect ratio
- EliteBook 8540p Intel® Core™ i5 i5-540M Laptop:16:9
- IdeaPad S10-3T:5:3
Processor family
- EliteBook 8540p Intel® Core™ i5 i5-540M Laptop:Intel® Core™ i5
- IdeaPad S10-3T:Intel Atom®
Processor model
- EliteBook 8540p Intel® Core™ i5 i5-540M Laptop:i5-540M
- IdeaPad S10-3T:N450
Processor cores
- EliteBook 8540p Intel® Core™ i5 i5-540M Laptop:2
- IdeaPad S10-3T:1
Processor threads
- EliteBook 8540p Intel® Core™ i5 i5-540M Laptop:4
- IdeaPad S10-3T:2

Side by side

Differences highlightedShow differences only

Comparison of 8540p, IdeaPad S10-3T
163 specifications	A HP EliteBook 8540p Intel® Core™ i5 i5-540M Laptop Model 8540p View product	B Lenovo IdeaPad S10-3T View product
Design1 differ
Product typeDiffers	Laptop	Netbook
Country of originKnown for one	China	Unknown — not stated by the source
Product colourKnown for one	Unknown — not stated by the source	Black
Display3 differ
Display diagonalDiffers	39.6 cm (15.6")	25.6 cm (10.1")
Display resolutionDiffers	1366 x 768 pixels	1024 x 600 pixels
LED backlightKnown for one	Yes	Unknown — not stated by the source
Native aspect ratioDiffers	16:9	5:3
Processor17 differ
Processor manufacturer	Intel	Intel
Processor familyDiffers	Intel® Core™ i5	Intel Atom®
Processor generationKnown for one	Intel® Core™ i5	Unknown — not stated by the source
Processor modelDiffers	i5-540M	N450
Processor coresDiffers	2	1
Processor threadsDiffers	4	2
Processor boost frequencyKnown for one	3.07 GHz	Unknown — not stated by the source
Processor frequencyDiffers	2.53 GHz	1.66 GHz
System bus rateKnown for one	2.5 GT/s	Unknown — not stated by the source
Processor cacheDiffers	3 MB	0.512 MB
Processor cache typeDiffers	Smart Cache	L2
Processor socketDiffers	BGA 956	BGA 559
Processor lithographyDiffers	32 nm	45 nm
Processor operating modes	64-bit	64-bit
Processor seriesDiffers	Intel Core i5-500 Mobile Series	Intel Atom N400 Series
Processor codenameDiffers	Arrandale	Pineview
Bus type	DMI	DMI
FSB Parity	No	No
SteppingDiffers	C2	A0
Thermal Design Power (TDP)Differs	35 W	5.5 W
TjunctionDiffers	105 °C	100 °C
Maximum number of PCI Express lanesKnown for one	16	Unknown — not stated by the source
PCI Express configurationsKnown for one	1x16	Unknown — not stated by the source
PCI Express slots versionKnown for one	2.0	Unknown — not stated by the source
Number of Processing Die TransistorsDiffers	382 M	123 M
Processing Die sizeDiffers	81 mm²	66 mm²
CPU multiplier (bus/core ratio)Differs	19	10
ECC supported by processor	No	No
Processor technologyKnown for one	Intel Centrino 2 w/ vPro	Unknown — not stated by the source
Memory1 differ
Internal memoryDiffers	4 GB	1 GB
Memory clock speedKnown for one	1333 MHz	Unknown — not stated by the source
Maximum internal memoryKnown for one	4 GB	Unknown — not stated by the source
Memory upgradeKnown for one	8 GB	Unknown — not stated by the source
Internal memory typeKnown for one	Unknown — not stated by the source	DDR2-SDRAM
Storage3 differ
Total storage capacityKnown for one	320 GB	Unknown — not stated by the source
HDD interface	SATA	SATA
HDD speedDiffers	7200 RPM	5400 RPM
Optical drive typeDiffers	DVD Super Multi DL	No
Card reader integratedDiffers	Yes	No
Maximum HDD capacityKnown for one	256 GB	Unknown — not stated by the source
HDD capacityKnown for one	Unknown — not stated by the source	250 GB
Graphicsidentical
On-board graphics card	Yes	Yes
Discrete graphics cardKnown for one	Yes	Unknown — not stated by the source
Discrete graphics card modelKnown for one	NVIDIA® Quadro® NVS 5100M	Unknown — not stated by the source
On-board graphics card familyKnown for one	Intel® HD Graphics	Unknown — not stated by the source
On-board graphics card modelKnown for one	Intel® HD Graphics	Unknown — not stated by the source
On-board graphics card base frequencyKnown for one	500 MHz	Unknown — not stated by the source
On-board graphics card dynamic frequency (max)Known for one	766 MHz	Unknown — not stated by the source
Graphics cardKnown for one	Unknown — not stated by the source	GMA 3150
Audio1 differ
Audio systemDiffers	High Definition Audio	1
Number of built-in speakersKnown for one	2	Unknown — not stated by the source
Audio includedKnown for one	High Definition Audio, stereo speakers, stereo headphone/line out, stereo microphone in, integrated dual-microphone array	Unknown — not stated by the source
Speaker powerKnown for one	Unknown — not stated by the source	2 W
Built-in microphoneKnown for one	Unknown — not stated by the source	Yes
Optical driveidentical
LightScribeKnown for one	Yes	Unknown — not stated by the source
Network2 differ
Networking featuresDiffers	Intel Gigabit Network Connection (10/100/1000 NIC)	Fast Ethernet
Wireless technologyDiffers	Intel 802.11a/b/g/n; HP Integrated Module with Bluetooth 2.1 Wireless Technology, Y	IEEE 802.11 g
Bluetooth	Yes	Yes
Bluetooth versionKnown for one	2.1+EDR	Unknown — not stated by the source
Wi-FiKnown for one	Unknown — not stated by the source	Yes
Ethernet LANKnown for one	Unknown — not stated by the source	Yes
Ports & interfacesidentical
USB 2.0 ports quantity	2	2
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityKnown for one	2	Unknown — not stated by the source
eSATA ports quantityKnown for one	1	Unknown — not stated by the source
Ethernet LAN (RJ-45) ports	1	1
HDMI ports quantityKnown for one	0	Unknown — not stated by the source
DVI portKnown for one	No	Unknown — not stated by the source
VGA (D-Sub) ports quantity	1	1
Firewire (IEEE 1394) portsKnown for one	1	Unknown — not stated by the source
Headphone outputs	1	1
S/PDIF out portKnown for one	No	Unknown — not stated by the source
Microphone in	Yes	Yes
Docking connectorKnown for one	Yes	Unknown — not stated by the source
ExpressCard slotKnown for one	Yes	Unknown — not stated by the source
CardBus PCMCIA slots quantityKnown for one	0	Unknown — not stated by the source
CardBus PCMCIA slot typeKnown for one	No	Unknown — not stated by the source
SmartCard slotKnown for one	Yes	Unknown — not stated by the source
Modem (RJ-11) portsKnown for one	1	Unknown — not stated by the source
TV-in portKnown for one	No	Unknown — not stated by the source
TV-outKnown for one	No	Unknown — not stated by the source
PS/2 ports quantityKnown for one	0	Unknown — not stated by the source
Parallel ports quantityKnown for one	0	Unknown — not stated by the source
Serial ports quantityKnown for one	0	Unknown — not stated by the source
I/O portsKnown for one	2 USB 2.0; 2 USB 3.0; 1 DisplayPort; 1 external VGA monitor; 1 1394a; 1 stereo microphone in; 1 stereo headphone/line-out; 1 AC power; 1 RJ-11; 1 RJ-45; 1 eSATA; 1 docking connector; 1 secondary battery connector	Unknown — not stated by the source
Performanceidentical
Motherboard chipsetKnown for one	Intel® QM57 Express	Unknown — not stated by the source
Keyboardidentical
Keyboard layoutKnown for one	QWERTY	Unknown — not stated by the source
Keyboard typeKnown for one	Spill-resistant keyboard with drain	Unknown — not stated by the source
Pointing deviceKnown for one	Unknown — not stated by the source	Touchpad
Software1 differ
Operating system installedDiffers	Windows 7 Professional	Windows 7 Starter
Bundled softwareKnown for one	HP Recovery Manager (available with Windows 7 or Vista only), HP Support Assistant (available with Windows 7 or Vista only), HP QuickLaunch Buttons Software, HP QuickLook 3, HP QuickWeb, HP Power Assistant, HP Connection Manager, HP Wireless Assistant, HP SkyRoom, Microsoft Office Professional 2007	Unknown — not stated by the source
Compatible operating systemsKnown for one	Genuine Windows Vista Enterprise 32; Genuine Windows Vista Enterprise 64; SUSE Linux Enterprise 11	Unknown — not stated by the source
Processor special features18 differ
Intel® Wireless Display (Intel® WiDi)	No	No
CPU configuration (max)Known for one	1	Unknown — not stated by the source
Embedded options availableDiffers	No	Yes
Enhanced Intel SpeedStep Technology	Yes	Yes
Execute Disable Bit	Yes	Yes
Graphics & IMC lithographyKnown for one	45 nm	Unknown — not stated by the source
Idle StatesKnown for one	Yes	Unknown — not stated by the source
Intel 64	Yes	Yes
Intel Clear Video TechnologyDiffers	Yes	No
Intel Demand Based Switching	No	No
Intel Dual Display Capable TechnologyDiffers	Yes	No
Intel Enhanced Halt StateDiffers	Yes	No
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	Yes	No
Intel VT-x with Extended Page Tables (EPT)Differs	Yes	No
Intel Virtualization Technology (VT-x)Differs	Yes	No
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)	No	No
Intel® Clear Video HD Technology (Intel® CVT HD)Differs	Yes	No
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® 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 TechnologyDiffers	1.0	No
Physical Address Extension (PAE)Known for one	36 bit	Unknown — not stated by the source
Processor ARK IDDiffers	43544	42503
Processor package sizeDiffers	rPGA 37.5x 37.5, BGA 34x28	22 x 22 mm
Supported instruction setsDiffers	SSE4.1/4.2	SSE2, SSE3, SSSE3
Thermal Monitoring Technologies	Yes	Yes
Conflict-Free processor	No	No
Processor codeKnown for one	Unknown — not stated by the source	SLBMG
Battery1 differ
Number of battery cellsDiffers	8	4
Battery technologyKnown for one	Unknown — not stated by the source	Lithium-Ion (Li-Ion)
Poweridentical
DC-in jack	Yes	Yes
Securityidentical
Cable lock slotKnown for one	Yes	Unknown — not stated by the source
Cable lock slot typeKnown for one	Kensington	Unknown — not stated by the source
Security management descriptionKnown for one	McAfee Security Solution, HP ProtectTools Security Manager, Enhanced Pre-Boot Security, HP SpareKey, One-Step Logon, Setup Password, DriveLock Password, TPM 1.2 Embedded Security Chip, TPM Enhanced DriveLock, HP Disk Sanitizer, Kensington Lock slot, Support for Computrace LoJack Pro for HP ProtectTo	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
Storage relative humidity (H-H)Known for one	5 - 95%	Unknown — not stated by the source
Weight & dimensions2 differ
WeightDiffers	2.95 kg	1.55 kg
WidthKnown for one	373.5 mm	Unknown — not stated by the source
DepthKnown for one	251.5 mm	Unknown — not stated by the source
Height (front)Known for one	3.24 cm	Unknown — not stated by the source
Dimensions (WxDxH)Differs	374 x 252 x 32 mm	290 x 210 x 28 mm
Hard driveidentical
Storage drive typeKnown for one	320 GB 7200 rpm SATA II	Unknown — not stated by the source
Storage drive controllerKnown for one	SED SATA II (7200 rpm) SATA II (7200 rpm) Solid State Drive	Unknown — not stated by the source
Videoidentical
Video card featuresKnown for one	NVIDIA NVS 5100	Unknown — not stated by the source
Other featuresidentical
Infrared data portKnown for one	No	Unknown — not stated by the source
Battery typeKnown for one	8-cell (68 WHr) Lithium-Ion Battery	Unknown — not stated by the source
Minimum storage drive spaceKnown for one	160 GB	Unknown — not stated by the source
Power requirementsKnown for one	External 90W HP Smart AC Adapter (travel use), HP Fast Charge 8-cell (68 WHr) Lithium-Ion Battery	Unknown — not stated by the source
Internal modemKnown for one	Yes	Unknown — not stated by the source
Modem typeKnown for one	56K V.92	Unknown — not stated by the source
Intel segment taggingKnown for one	Enterprise	Unknown — not stated by the source
Docking solutionKnown for one	HP Docking Station, HP Advanced Docking Station, HP USB 2.0 Docking Station, HP Essential USB 2.0 Port Replicator, HP Monitor Stand, HP Basic Adjustable Stand, HP Adjustable Notebook Stand	Unknown — not stated by the source
Expansion slotsKnown for one	1 Express Card/54; 1 Smart Card Reader; 1 6-in-1 Media Card Reader	Unknown — not stated by the source
Supplied AC adapter type	AC	AC
Packaging contentidentical
Remote control includedKnown for one	Unknown — not stated by the source	No

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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