Product comparison · 2 laptops

HP ProBook 4540s Intel® Celeron® B840 vs HP Pavilion g7-2150sa Intel® Pentium® B950 Laptop

128specifications compared
30differ
98identical
53known for one product only

Key differences

Display diagonal
- ProBook 4540s Intel® Celeron® B840:39.6 cm (15.6")
- Pavilion g7-2150sa Intel® Pentium® B950 Laptop:43.9 cm (17.3")
Display resolution
- ProBook 4540s Intel® Celeron® B840:1366 x 768 pixels
- Pavilion g7-2150sa Intel® Pentium® B950 Laptop:1600 x 900 pixels
Processor family
- ProBook 4540s Intel® Celeron® B840:Intel® Celeron®
- Pavilion g7-2150sa Intel® Pentium® B950 Laptop:Intel® Pentium®
Processor model
- ProBook 4540s Intel® Celeron® B840:B840
- Pavilion g7-2150sa Intel® Pentium® B950 Laptop:B950
Processor frequency
- ProBook 4540s Intel® Celeron® B840:1.9 GHz
- Pavilion g7-2150sa Intel® Pentium® B950 Laptop:2.1 GHz
Processor socket
- ProBook 4540s Intel® Celeron® B840:Socket 988
- Pavilion g7-2150sa Intel® Pentium® B950 Laptop:PGA988
Tjunction
- ProBook 4540s Intel® Celeron® B840:100 °C
- Pavilion g7-2150sa Intel® Pentium® B950 Laptop:85 °C
PCI Express configurations
- ProBook 4540s Intel® Celeron® B840:1x16, 2x8, 1x8+2x4
- Pavilion g7-2150sa Intel® Pentium® B950 Laptop:1x8, 2x16, 1x8+2x4

Side by side

Differences highlightedShow differences only

Comparison of 4540s, g7-2150sa
181 specifications	A HP ProBook 4540s Intel® Celeron® B840 Model 4540s View product	B HP Pavilion g7-2150sa Intel® Pentium® B950 Laptop Model g7-2150sa View product
Designidentical
Product typeKnown for one	Unknown — not stated by the source	Laptop
Product colourKnown for one	Unknown — not stated by the source	Black
Form factorKnown for one	Unknown — not stated by the source	Clamshell
Country of origin	China	China
Display2 differ
Display diagonalDiffers	39.6 cm (15.6")	43.9 cm (17.3")
Display resolutionDiffers	1366 x 768 pixels	1600 x 900 pixels
TouchscreenKnown for one	Unknown — not stated by the source	No
HD typeKnown for one	Unknown — not stated by the source	HD+
Display number of coloursKnown for one	Unknown — not stated by the source	16.78 million colours
LED backlight	Yes	Yes
Native aspect ratio	16:9	16:9
Display surfaceKnown for one	Unknown — not stated by the source	Gloss
Pixel pitchKnown for one	Unknown — not stated by the source	0.197 x 0.197 mm
Contrast ratio (typical)Known for one	Unknown — not stated by the source	200:1
Processor8 differ
Processor manufacturer	Intel	Intel
Processor familyDiffers	Intel® Celeron®	Intel® Pentium®
Processor modelDiffers	B840	B950
Processor cores	2	2
Processor threads	2	2
Processor frequencyDiffers	1.9 GHz	2.1 GHz
System bus rate	5 GT/s	5 GT/s
Processor cache	2 MB	2 MB
Processor cache type	L3	L3
L3 cacheKnown for one	Unknown — not stated by the source	2 MB
L2 cacheKnown for one	Unknown — not stated by the source	2 MB
Processor socketDiffers	Socket 988	PGA988
Processor lithography	32 nm	32 nm
Processor operating modes	64-bit	64-bit
Processor seriesDiffers	Intel Celeron Processor B800 Series for Mobile	Intel Pentium B900 Series for Mobile
Processor codename	Sandy Bridge	Sandy Bridge
Bus type	DMI	DMI
FSB Parity	No	No
Thermal Design Power (TDP)	35 W	35 W
TjunctionDiffers	100 °C	85 °C
Maximum number of PCI Express lanes	16	16
PCI Express configurationsDiffers	1x16, 2x8, 1x8+2x4	1x8, 2x16, 1x8+2x4
PCI Express slots version	2.0	2.0
CPU multiplier (bus/core ratio)Differs	19	21
ECC supported by processor	No	No
SteppingKnown for one	Q0	Unknown — not stated by the source
Memoryidentical
Internal memory	4 GB	4 GB
Internal memory type	DDR3-SDRAM	DDR3-SDRAM
Memory layout (slots x size)Known for one	Unknown — not stated by the source	1 x 4 GB
Memory slots	2x SO-DIMM	2x SO-DIMM
Maximum internal memory	8 GB	8 GB
Maximum internal memory (64-bit)Known for one	Unknown — not stated by the source	8 GB
Memory clock speedKnown for one	1333 MHz	Unknown — not stated by the source
Storage2 differ
Total storage capacity	500 GB	500 GB
Storage media	HDD	HDD
Number of HDDs installed	1	1
HDD capacity	500 GB	500 GB
HDD interfaceDiffers	SATA II	SATA
HDD speedDiffers	7200 RPM	5400 RPM
HDD sizeKnown for one	Unknown — not stated by the source	2.5"
Optical drive type	DVD Super Multi DL	DVD Super Multi DL
Card reader integrated	Yes	Yes
Compatible memory cardsKnown for one	Unknown — not stated by the source	MMC, SD, SDHC
Total HDDs capacityKnown for one	500 GB	Unknown — not stated by the source
Graphics1 differ
On-board graphics card	Yes	Yes
Discrete graphics card	No	No
Discrete graphics card model	Not available	Not available
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	650 MHz	650 MHz
On-board graphics card dynamic frequency (max)Differs	1000 MHz	1100 MHz
Graphics card familyKnown for one	Intel	Unknown — not stated by the source
Audio1 differ
Audio systemDiffers	SRS PS	HD
Number of built-in speakers	2	2
Speakers manufacturerKnown for one	Unknown — not stated by the source	Altec Lansing
Built-in microphone	Yes	Yes
Network4 differ
Wi-Fi	Yes	Yes
Wi-Fi standards	802.11b, 802.11g, Wi-Fi 4 (802.11n)	802.11b, 802.11g, Wi-Fi 4 (802.11n)
Ethernet LAN	Yes	Yes
Ethernet LAN data ratesDiffers	10,100,1000 Mbit/s	10,100 Mbit/s
BluetoothDiffers	Yes	No
Cabling technologyDiffers	10/100/1000Base-T(X)	10/100Base-T(X)
Networking standardsKnown for one	Unknown — not stated by the source	IEEE 802.11b, IEEE 802.11g, IEEE 802.11n
Integrated 4G WiMAXDiffers	Yes	No
Networking featuresKnown for one	Gigabit Ethernet	Unknown — not stated by the source
Top Wi-Fi standardKnown for one	Wi-Fi 4 (802.11n)	Unknown — not stated by the source
Bluetooth versionKnown for one	4.0	Unknown — not stated by the source
Ports & interfaces2 differ
USB 2.0 ports quantityDiffers	2	1
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity	2	2
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	1	1
DisplayPorts quantity	0	0
DVI port	No	No
VGA (D-Sub) ports quantityDiffers	0	1
Firewire (IEEE 1394) ports	0	0
Thunderbolt ports quantity	0	0
Headphone outputs	1	1
S/PDIF out port	No	No
Microphone in	Yes	Yes
Docking connectorKnown for one	Unknown — not stated by the source	No
ExpressCard slot	No	No
CardBus PCMCIA slots quantity	0	0
CardBus PCMCIA slot type	No	No
SmartCard slot	No	No
Headphone connectivityKnown for one	Unknown — not stated by the source	3.5 mm
Microphone connectivityKnown for one	Unknown — not stated by the source	3.5 mm
TV-outKnown for one	No	Unknown — not stated by the source
Performanceidentical
Motherboard chipset	Intel HM76 Express	Intel HM76 Express
Keyboardidentical
Pointing device	Touchpad	Touchpad
Numeric keypad	Yes	Yes
Island-style keyboardKnown for one	Unknown — not stated by the source	Yes
Full-size keyboard	Yes	Yes
Windows keysKnown for one	Unknown — not stated by the source	Yes
Spill-resistant keyboardKnown for one	Yes	Unknown — not stated by the source
Softwareidentical
Operating system installed	Windows 7 Home Premium	Windows 7 Home Premium
Operating system architecture	64-bit	64-bit
Drivers includedKnown for one	Unknown — not stated by the source	Yes
Trial softwareKnown for one	Unknown — not stated by the source	Symantec Norton Internet Security
Bundled softwareKnown for one	Unknown — not stated by the source	- Microsoft Office Starter - HP Setup Manager - HP Recovery Manager - HP CoolSense - HP ProtectSmart - EasyBits Magic Desktop - Evernote - Windows Live Essentials
Processor special features4 differ
Intel® Wireless Display (Intel® WiDi)	No	No
CPU configuration (max)	1	1
Embedded options available	No	No
Enhanced Intel SpeedStep Technology	Yes	Yes
Execute Disable Bit	Yes	Yes
Graphics & IMC lithography	32 nm	32 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 Rapid Storage Technology	No	No
Intel Trusted Execution Technology	No	No
Intel VT-x with Extended Page Tables (EPT)	No	No
Intel Virtualization Technology (VT-x)Differs	Yes	No
Intel Virtualization Technology for Directed I/O (VT-d)	No	No
Intel® AES New Instructions (Intel® AES-NI)	No	No
Intel® Anti-Theft Technology (Intel® AT)	No	No
Intel® Clear Video HD Technology (Intel® CVT HD)	No	No
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)	No	No
Intel® Hyper Threading Technology (Intel® HT Technology)	No	No
Intel® InTru™ 3D Technology	No	No
Intel® Insider™	No	No
Intel® My WiFi Technology (Intel® MWT)Differs	Yes	No
Intel® Quick Sync Video Technology	No	No
Intel® Turbo Boost Technology	No	No
Processor ARK IDDiffers	59801	55627
Processor package sizeDiffers	37.5 x 37.5 (rPGA988B)	37.5x37.5 (rPGA988B)
Supported instruction setsKnown for one	Unknown — not stated by the source	SSE4.x
Thermal Monitoring Technologies	Yes	Yes
Conflict-Free processor	No	No
Processor codeKnown for one	SR0EN	Unknown — not stated by the source
Batteryidentical
Battery technology	Lithium-Ion (Li-Ion)	Lithium-Ion (Li-Ion)
Number of battery cells	6	6
Battery capacityKnown for one	47 Wh	Unknown — not stated by the source
Battery life (max)Known for one	7 h	Unknown — not stated by the source
Poweridentical
AC adapter power	65 W	65 W
AC adapter frequencyKnown for one	Unknown — not stated by the source	50 - 60 Hz
AC adapter input voltageKnown for one	Unknown — not stated by the source	100 - 240 V
AC adapter output currentKnown for one	Unknown — not stated by the source	3.5 A
AC adapter output voltageKnown for one	Unknown — not stated by the source	18.5 V
Power auto-sensingKnown for one	Unknown — not stated by the source	Yes
DC-in jack	Yes	Yes
Security1 differ
Cable lock slotDiffers	No	Yes
Operational conditionsidentical
Operating temperature (T-T)	5 - 35 °C	5 - 35 °C
Storage temperature (T-T)Known for one	Unknown — not stated by the source	-20 - 60 °C
Operating relative humidity (H-H)Known for one	Unknown — not stated by the source	10 - 90%
Storage relative humidity (H-H)Known for one	Unknown — not stated by the source	5 - 95%
Operating altitudeKnown for one	Unknown — not stated by the source	-15 - 3048 m
Non-operating altitudeKnown for one	Unknown — not stated by the source	-15 - 12192 m
Sustainability1 differ
Sustainability certificatesDiffers	ENERGY STAR	EPEAT Silver, ENERGY STAR
Weight & dimensions4 differ
WeightDiffers	2.47 kg	2.98 kg
WidthDiffers	375 mm	412 mm
DepthDiffers	256 mm	267 mm
HeightDiffers	28 mm	36.8 mm
Packaging contentidentical
AC adapter included	Yes	Yes
Cables includedKnown for one	Unknown — not stated by the source	AC
ManualKnown for one	Unknown — not stated by the source	Yes
Quick start guideKnown for one	Unknown — not stated by the source	Yes
Other featuresidentical
Infrared data portKnown for one	No	Unknown — not stated by the source
Intel segment taggingKnown for one	Enterprise	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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