Product comparison · 2 laptops

HP EliteBook 2540p Intel® Core™ i5 i5-520M vs Lenovo ThinkPad T510i + 2GB RAM + Docking/Port Replicator

126specifications compared
38differ
88identical
68known for one product only

Key differences

Display diagonal
- EliteBook 2540p Intel® Core™ i5 i5-520M:43.2 cm (17")
- ThinkPad T510i + 2GB RAM + Docking/Port Replicator:39.6 cm (15.6")
Display resolution
- EliteBook 2540p Intel® Core™ i5 i5-520M:1680 x 1050 pixels
- ThinkPad T510i + 2GB RAM + Docking/Port Replicator:1366 x 768 pixels
Native aspect ratio
- EliteBook 2540p Intel® Core™ i5 i5-520M:16:10
- ThinkPad T510i + 2GB RAM + Docking/Port Replicator:16:9
Processor generation
- EliteBook 2540p Intel® Core™ i5 i5-520M:Intel® Core™ i5
- ThinkPad T510i + 2GB RAM + Docking/Port Replicator:4th gen Intel® Core™ i5
Processor model
- EliteBook 2540p Intel® Core™ i5 i5-520M:i5-520M
- ThinkPad T510i + 2GB RAM + Docking/Port Replicator:i5-430M
Processor boost frequency
- EliteBook 2540p Intel® Core™ i5 i5-520M:2.93 GHz
- ThinkPad T510i + 2GB RAM + Docking/Port Replicator:2.53 GHz
Processor frequency
- EliteBook 2540p Intel® Core™ i5 i5-520M:2.4 GHz
- ThinkPad T510i + 2GB RAM + Docking/Port Replicator:2.26 GHz
Processor socket
- EliteBook 2540p Intel® Core™ i5 i5-520M:BGA 956
- ThinkPad T510i + 2GB RAM + Docking/Port Replicator:BGA 1288

Side by side

Differences highlightedShow differences only

Comparison of 2540p, ThinkPad T510i + 2GB RAM + Docking/Port Replicator
194 specifications	A HP EliteBook 2540p Intel® Core™ i5 i5-520M Model 2540p View product	B Lenovo ThinkPad T510i + 2GB RAM + Docking/Port Replicator View product
Designidentical
Product colourKnown for one	Black	Unknown — not stated by the source
Country of originKnown for one	China	Unknown — not stated by the source
Display3 differ
Display diagonalDiffers	43.2 cm (17")	39.6 cm (15.6")
Display resolutionDiffers	1680 x 1050 pixels	1366 x 768 pixels
Display number of coloursKnown for one	16.78 million colours	Unknown — not stated by the source
LED backlightKnown for one	Yes	Unknown — not stated by the source
Native aspect ratioDiffers	16:10	16:9
Display surfaceKnown for one	Matt	Unknown — not stated by the source
Processor7 differ
Processor manufacturer	Intel	Intel
Processor family	Intel® Core™ i5	Intel® Core™ i5
Processor generationDiffers	Intel® Core™ i5	4th gen Intel® Core™ i5
Processor modelDiffers	i5-520M	i5-430M
Processor cores	2	2
Processor threads	4	4
Processor boost frequencyDiffers	2.93 GHz	2.53 GHz
Processor frequencyDiffers	2.4 GHz	2.26 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 socketDiffers	BGA 956	BGA 1288
Processor lithography	32 nm	32 nm
Processor operating modes	64-bit	64-bit
Processor seriesDiffers	Intel Core i5-500 Mobile Series	Intel Core i5-400 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	17
ECC supported by processor	No	No
Processor technologyKnown for one	Intel Centrino 2 w/ vPro	Unknown — not stated by the source
Memory2 differ
Internal memoryDiffers	4 GB	2 GB
Internal memory type	DDR3-SDRAM	DDR3-SDRAM
Memory clock speedKnown for one	1333 MHz	Unknown — not stated by the source
Memory layout (slots x size)Known for one	2 x 2 GB	Unknown — not stated by the source
Memory slots	2x SO-DIMM	2x SO-DIMM
Maximum internal memoryDiffers	16 GB	8 GB
Memory upgradeKnown for one	32 GB	Unknown — not stated by the source
Storage3 differ
Total storage capacityDiffers	320 GB	250 GB
Storage mediaKnown for one	HDD	Unknown — not stated by the source
Total HDDs capacityKnown for one	320 GB	Unknown — not stated by the source
Number of HDDs installedKnown for one	1	Unknown — not stated by the source
HDD 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	DVD±RW
Card reader integrated	Yes	Yes
Maximum HDD capacityKnown for one	320 GB	Unknown — not stated by the source
Graphics1 differ
On-board graphics card	Yes	Yes
Discrete graphics card	Yes	Yes
Discrete graphics card modelDiffers	AMD FirePro M7820	Intel GMA 5700MHD
Graphics card familyKnown for one	ATI	Unknown — not stated by the source
Discrete graphics memory typeKnown for one	GDDR5	Unknown — not stated by the source
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
Audio2 differ
Audio systemDiffers	High Definition Audio	CX20585-10Z
Number of built-in speakersDiffers	2	1
Built-in microphoneKnown for one	Yes	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, touch-sensitive controls for volume up, volume down and mute	Unknown — not stated by the source
Speaker powerKnown for one	Unknown — not stated by the source	2 W
Optical driveidentical
LightScribeKnown for one	Yes	Unknown — not stated by the source
Disc types supportedKnown for one	CD	Unknown — not stated by the source
Network2 differ
Wi-FiKnown for one	Yes	Unknown — not stated by the source
Networking featuresDiffers	Intel Gigabit Network Connection (10/100/1000 NIC)	Gigabit Ethernet
Wireless technologyDiffers	Intel 802.11a/b/g/n; HP Integrated Module with Bluetooth 2.1 Wireless Technology	IEEE 802.11b/g/n
Top Wi-Fi standardKnown for one	Wi-Fi 4 (802.11n)	Unknown — not stated by the source
Wi-Fi standardsKnown for one	802.11a, 802.11b, 802.11g	Unknown — not stated by the source
Ethernet LANKnown for one	Yes	Unknown — not stated by the source
Bluetooth	Yes	Yes
Bluetooth versionKnown for one	2.1+EDR	Unknown — not stated by the source
Cabling technologyKnown for one	10/100/1000Base-T(X)	Unknown — not stated by the source
Ports & interfaces1 differ
USB 2.0 ports quantityDiffers	2	3
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityKnown for one	2	Unknown — not stated by the source
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 quantity	1	1
Ethernet LAN (RJ-45) ports	1	1
HDMI ports quantity	0	0
DisplayPorts quantityKnown for one	1	Unknown — not stated by the source
DVI port	No	No
VGA (D-Sub) ports quantity	1	1
Firewire (IEEE 1394) ports	1	1
Headphone outputs	1	1
S/PDIF out port	No	No
Microphone in	Yes	Yes
Docking connector	Yes	Yes
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-in port	No	No
TV-out	No	No
PS/2 ports quantity	0	0
Parallel ports quantity	0	0
Serial ports quantity	0	0
I/O portsKnown for one	2 USB 2.0; 2 USB 3.0; 1 1394a; 1 AC power; 1 DisplayPort; 1 docking connector; 1 eSATA; 1 RJ-11; 1 RJ-45; 1 secondary battery connector; 1 stereo headphone/line-out; 1 stereo microphone in; 1 VGA-in	Unknown — not stated by the source
Performanceidentical
Motherboard chipsetKnown for one	Intel® QM57 Express	Unknown — not stated by the source
Keyboard1 differ
Pointing deviceDiffers	Touchpad + Pointing Stick	ThinkPad UltraNav
Numeric keypadKnown for one	Yes	Unknown — not stated by the source
Spill-resistant keyboardKnown for one	Yes	Unknown — not stated by the source
Full-size keyboardKnown for one	Yes	Unknown — not stated by the source
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
Softwareidentical
Operating system installed	Windows 7 Professional	Windows 7 Professional
Operating system architectureKnown for one	64-bit	Unknown — not stated by the source
Bundled softwareKnown for one	HP Recovery Manager HP ProtectTools Security Manager	Unknown — not stated by the source
Compatible operating systemsKnown for one	Genuine Windows Vista Enterprise 32; Genuine Windows Vista Enterprise 64; Genuine Windows Vista Business 64	Unknown — not stated by the source
Processor special features7 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 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)	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)Differs	36 bit	Yes
Processor ARK IDDiffers	47341	43537
Processor package size	rPGA 37.5x 37.5, BGA 34x28	rPGA 37.5x 37.5, BGA 34x28
Supported instruction setsDiffers	SSE4.1/4.2	SSE4.1, SSE4.2
Thermal Monitoring Technologies	Yes	Yes
Conflict-Free processor	No	No
Intel® Smart CacheKnown for one	Unknown — not stated by the source	Yes
Processor codeKnown for one	Unknown — not stated by the source	SLBPM
Battery1 differ
Battery technologyKnown for one	Lithium-Ion (Li-Ion)	Unknown — not stated by the source
Number of battery cellsDiffers	8	6
Battery capacityKnown for one	68 Wh	Unknown — not stated by the source
Poweridentical
AC adapter frequencyKnown for one	50 - 60 Hz	Unknown — not stated by the source
DC-in jack	Yes	Yes
Security2 differ
Cable lock slotDiffers	No	Yes
Cable lock slot typeDiffers	Kensington	IBM
Fingerprint reader	Yes	Yes
Trusted Platform Module (TPM)Known for one	Yes	Unknown — not stated by the source
Password protection typeKnown for one	BIOS	Unknown — not stated by the source
Security management descriptionKnown for one	McAfee Security Solution, HP ProtectTools Security Manager, HP Fingerprint Sensor, Integrated Smart Card Reader, 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 slo	Unknown — not stated by the source
HDD user passwordKnown for one	Unknown — not stated by the source	Yes
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
Certificatesidentical
CertificationKnown for one	MCAD: AutoDesk (AutoCAD, Inventor, Revit, Alias Studio, Map 3D, Civil 3D), Bentley (In Roads XM, MicroStation, Navigator), CEI, CoCreate OneSpace, Dassault CATIA V5, ICEM Surf, Intelligent Light, MSC Software (MSC.Patran, SimXpert), PTC Pro/ENGINEER Wildfire, Sensable, Siemans PLMS (NX, NX I-deas, S	Unknown — not stated by the source
Weight & dimensions4 differ
WeightDiffers	3.57 kg	2.67 kg
WidthDiffers	397.5 mm	372.8 mm
DepthDiffers	285.5 mm	245.1 mm
HeightDiffers	36.5 mm	35.8 mm
Height (front)Known for one	3.65 cm	Unknown — not stated by the source
Dimensions (WxDxH)Known for one	397.5 x 285.5 x 36.5 mm	Unknown — not stated by the source
Videoidentical
Video adapter featuresKnown for one	Microsoft DirectX 11 (Shader Model 4.1) and OpenGL 2.1 capable; Microsoft DirectX 10.1 (Shader Model 4.1) and OpenGL 2.1 capable	Unknown — not stated by the source
Hard driveidentical
Storage drive typeKnown for one	320 GB 7200 rpm SATA II	Unknown — not stated by the source
Storage drive controllerKnown for one	Solid State Drive SED SATA II (7200 rpm) SATA II (7200 rpm)	Unknown — not stated by the source
Packaging contentidentical
AC adapter includedKnown for one	Yes	Unknown — not stated by the source
Other features2 differ
Infrared data port	No	No
3DKnown for one	No	Unknown — not stated by the source
Battery typeKnown for one	8-cell (68 WHr) Long Life Lithium-Ion Battery	Unknown — not stated by the source
Minimum storage drive spaceKnown for one	250 GB	Unknown — not stated by the source
Power requirementsKnown for one	100-240 V	Unknown — not stated by the source
Power supply typeKnown for one	AC/DC	Unknown — not stated by the source
Internal modem	Yes	Yes
TV tuner integratedKnown for one	No	Unknown — not stated by the source
Modem speed	56 Kbit/s	56 Kbit/s
Modem typeDiffers	56K V.92	V.92
Intel segment taggingDiffers	Enterprise	Home office, Small Business
Docking solutionKnown for one	HP WKS Docking Station, HP Advanced WKS Docking Station, HP Display and Notebook Stand, HP Adjustable Display Stand	Unknown — not stated by the source
Expansion slotsKnown for one	1 Express Card/54; 1 Smart Card Reader; 1 Media Card Reader	Unknown — not stated by the source
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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