Product comparison · 2 laptops

HP Pavilion dv7-2157ca Intel® Core™2 Duo P7350 Laptop vs Lenovo ThinkPad T400s Intel® Core™2 Duo SP9400 Laptop

109specifications compared
39differ
70identical
65known for one product only

Key differences

Display diagonal
- Pavilion dv7-2157ca Intel® Core™2 Duo P7350 Laptop:43.9 cm (17.3")
- ThinkPad T400s Intel® Core™2 Duo SP9400 Laptop:35.8 cm (14.1")
Display resolution
- Pavilion dv7-2157ca Intel® Core™2 Duo P7350 Laptop:1600 x 900 pixels
- ThinkPad T400s Intel® Core™2 Duo SP9400 Laptop:1440 x 900 pixels
HD type
- Pavilion dv7-2157ca Intel® Core™2 Duo P7350 Laptop:HD+
- ThinkPad T400s Intel® Core™2 Duo SP9400 Laptop:WXGA+
Native aspect ratio
- Pavilion dv7-2157ca Intel® Core™2 Duo P7350 Laptop:16:9
- ThinkPad T400s Intel® Core™2 Duo SP9400 Laptop:16:10
Processor model
- Pavilion dv7-2157ca Intel® Core™2 Duo P7350 Laptop:P7350
- ThinkPad T400s Intel® Core™2 Duo SP9400 Laptop:SP9400
Processor frequency
- Pavilion dv7-2157ca Intel® Core™2 Duo P7350 Laptop:2 GHz
- ThinkPad T400s Intel® Core™2 Duo SP9400 Laptop:2.4 GHz
Processor cache
- Pavilion dv7-2157ca Intel® Core™2 Duo P7350 Laptop:3 MB
- ThinkPad T400s Intel® Core™2 Duo SP9400 Laptop:6 MB
Processor socket
- Pavilion dv7-2157ca Intel® Core™2 Duo P7350 Laptop:Socket 479
- ThinkPad T400s Intel® Core™2 Duo SP9400 Laptop:BGA 956

Side by side

Differences highlightedShow differences only

Comparison of dv7-2157ca, T400s
174 specifications	A HP Pavilion dv7-2157ca Intel® Core™2 Duo P7350 Laptop Model dv7-2157ca View product	B Lenovo ThinkPad T400s Intel® Core™2 Duo SP9400 Laptop Model T400s View product
Designidentical
Product type	Laptop	Laptop
Product colour	Black	Black
Form factor	Clamshell	Clamshell
Country of originKnown for one	China	Unknown — not stated by the source
Display4 differ
Display diagonalDiffers	43.9 cm (17.3")	35.8 cm (14.1")
Display resolutionDiffers	1600 x 900 pixels	1440 x 900 pixels
Touchscreen	No	No
HD typeDiffers	HD+	WXGA+
Native aspect ratioDiffers	16:9	16:10
LED backlightKnown for one	Unknown — not stated by the source	Yes
Dual-screenKnown for one	Unknown — not stated by the source	No
Processor5 differ
Processor manufacturer	Intel	Intel
Processor family	Intel® Core™2 Duo	Intel® Core™2 Duo
Processor modelDiffers	P7350	SP9400
Processor cores	2	2
Processor threads	2	2
Processor frequencyDiffers	2 GHz	2.4 GHz
Processor cacheDiffers	3 MB	6 MB
Processor cache type	L2	L2
Processor front side bus	1066 MHz	1066 MHz
Processor socketDiffers	Socket 479	BGA 956
Processor lithography	45 nm	45 nm
Processor operating modes	64-bit	64-bit
Processor seriesDiffers	Intel Core 2 Duo P7000 Series	Intel Core 2 Duo SP9000 Series
Processor codename	Penryn	Penryn
Bus type	FSB	FSB
FSB Parity	No	No
SteppingKnown for one	R0	Unknown — not stated by the source
Thermal Design Power (TDP)	25 W	25 W
Number of Processing Die Transistors	410 M	410 M
Processing Die size	107 mm²	107 mm²
ECC supported by processor	No	No
TjunctionKnown for one	Unknown — not stated by the source	105 °C
CPU multiplier (bus/core ratio)Known for one	Unknown — not stated by the source	9
Memory1 differ
Internal memory	4 GB	4 GB
Internal memory typeDiffers	DDR2-SDRAM	DDR3-SDRAM
Memory form factorKnown for one	SO-DIMM	Unknown — not stated by the source
Memory layout (slots x size)	2 x 2 GB	2 x 2 GB
Memory slotsKnown for one	2x SO-DIMM	Unknown — not stated by the source
Maximum internal memoryKnown for one	8 GB	Unknown — not stated by the source
Maximum internal memory (64-bit)Known for one	8 GB	Unknown — not stated by the source
Storage2 differ
Total storage capacityDiffers	500 GB	128 GB
Storage mediaDiffers	HDD	SSD
Number of HDDs installedKnown for one	1	Unknown — not stated by the source
HDD capacityKnown for one	500 GB	Unknown — not stated by the source
HDD interfaceKnown for one	SATA	Unknown — not stated by the source
HDD speedKnown for one	5400 RPM	Unknown — not stated by the source
Optical drive typeKnown for one	DVD Super Multi DL	Unknown — not stated by the source
Card reader integrated	Yes	Yes
Compatible memory cardsKnown for one	Memory Stick (MS), MMC, MS PRO, SD, xD	Unknown — not stated by the source
Number of SSDs installedKnown for one	Unknown — not stated by the source	1
SSD capacityKnown for one	Unknown — not stated by the source	128 GB
Graphics2 differ
On-board graphics cardDiffers	No	Yes
Discrete graphics cardKnown for one	Yes	Unknown — not stated by the source
Discrete graphics card modelKnown for one	AMD Mobility Radeon HD 4530	Unknown — not stated by the source
Discrete graphics card memoryKnown for one	0.512 GB	Unknown — not stated by the source
On-board graphics card modelDiffers	Not available	Intel® GMA 4500MHD
On-board graphics card familyKnown for one	Unknown — not stated by the source	Intel® GMA
Audio1 differ
Audio systemDiffers	3D Sound Blaster Pro	High Definition Audio
Number of built-in speakersKnown for one	2	Unknown — not stated by the source
Speakers manufacturerKnown for one	Altec Lansing	Unknown — not stated by the source
Built-in microphoneKnown for one	Yes	Unknown — not stated by the source
Cameraidentical
Front cameraKnown for one	Yes	Unknown — not stated by the source
Optical driveidentical
LightScribeKnown for one	Yes	Unknown — not stated by the source
Networkidentical
Wi-FiKnown for one	Yes	Unknown — not stated by the source
Wi-Fi standardsKnown for one	802.11b, 802.11g	Unknown — not stated by the source
Ethernet LAN	Yes	Yes
Ethernet LAN data rates	10,100,1000 Mbit/s	10,100,1000 Mbit/s
Bluetooth	Yes	Yes
Data networkKnown for one	Not supported	Unknown — not stated by the source
4G WiMAXKnown for one	No	Unknown — not stated by the source
Networking featuresKnown for one	Unknown — not stated by the source	Intel Gigabit ethernet
Cabling technologyKnown for one	Unknown — not stated by the source	10/100/1000Base-T(X)
Ports & interfaces7 differ
USB 2.0 ports quantityDiffers	3	2
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity	0	0
eSATA/USB 2.0 ports quantityDiffers	1	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 quantityDiffers	1	0
DisplayPorts quantityKnown for one	0	Unknown — not stated by the source
DVI port	No	No
VGA (D-Sub) ports quantity	1	1
Firewire (IEEE 1394) portsDiffers	1	0
Thunderbolt ports quantity	0	0
Headphone outputsDiffers	2	1
S/PDIF out port	No	No
Microphone in	Yes	Yes
Docking connectorDiffers	Yes	No
ExpressCard slot	Yes	Yes
CardBus PCMCIA slots quantity	0	0
CardBus PCMCIA slot type	No	No
SmartCard slot	No	No
Headphone connectivityKnown for one	3.5 mm	Unknown — not stated by the source
Microphone connectivityKnown for one	3.5 mm	Unknown — not stated by the source
Modem (RJ-11) portsDiffers	1	0
TV-outKnown for one	Unknown — not stated by the source	No
PS/2 ports quantityKnown for one	Unknown — not stated by the source	0
Parallel ports quantityKnown for one	Unknown — not stated by the source	0
Serial ports quantityKnown for one	Unknown — not stated by the source	0
Keyboard2 differ
Pointing deviceDiffers	Touchpad	ThinkPad UltraNav
Numeric keypadDiffers	Yes	No
Full-size keyboardKnown for one	Yes	Unknown — not stated by the source
Windows keys	Yes	Yes
Software1 differ
Operating system installedDiffers	Windows Vista Home Premium	Windows Vista Business
Operating system architectureKnown for one	64-bit	Unknown — not stated by the source
Drivers includedKnown for one	Yes	Unknown — not stated by the source
Processor special features4 differ
Intel® Wireless Display (Intel® WiDi)	No	No
Embedded options available	No	No
Enhanced Intel SpeedStep Technology	Yes	Yes
Execute Disable Bit	Yes	Yes
Intel 64	Yes	Yes
Intel Clear Video Technology	No	No
Intel Demand Based Switching	No	No
Intel Dual Display Capable Technology	No	No
Intel Enhanced Halt State	No	No
Intel FDI Technology	No	No
Intel Fast Memory Access	No	No
Intel Flex Memory Access	No	No
Intel Rapid Storage Technology	No	No
Intel Trusted Execution TechnologyDiffers	No	Yes
Intel VT-x with Extended Page Tables (EPT)	No	No
Intel Virtualization Technology (VT-x)Differs	No	Yes
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)	No	No
Intel® Quick Sync Video Technology	No	No
Intel® Turbo Boost Technology	No	No
Processor ARK IDDiffers	36750	36693
Processor codeKnown for one	SLGE3	Unknown — not stated by the source
Processor package sizeDiffers	35 x 35 mm	22 x 22 mm
Thermal Monitoring Technologies	No	No
Conflict-Free processor	No	No
Idle StatesKnown for one	Unknown — not stated by the source	No
Intel® Small Business Advantage (Intel® SBA)Known for one	Unknown — not stated by the source	No
Battery1 differ
Battery technology	Lithium-Ion (Li-Ion)	Lithium-Ion (Li-Ion)
Number of battery cellsDiffers	8	6
Battery life (max)Known for one	Unknown — not stated by the source	3 h
Poweridentical
AC adapter powerKnown for one	90 W	Unknown — not stated by the source
AC adapter frequencyKnown for one	50 - 60 Hz	Unknown — not stated by the source
AC adapter input voltageKnown for one	100 - 240 V	Unknown — not stated by the source
Power auto-sensingKnown for one	Yes	Unknown — not stated by the source
DC-in jack	Yes	Yes
Security1 differ
Cable lock slotDiffers	Yes	No
Operational conditions5 differ
Operating temperature (T-T)Differs	0 - 35 °C	5 - 35 °C
Storage temperature (T-T)Differs	-20 - 60 °C	5 - 43 °C
Operating relative humidity (H-H)Differs	10 - 90%	5 - 85%
Storage relative humidity (H-H)Differs	5 - 65%	5 - 95%
Operating altitudeDiffers	-15 - 3048 m	0 - 2438 m
Non-operating altitudeKnown for one	-15 - 12192 m	Unknown — not stated by the source
Sustainabilityidentical
Sustainability certificatesKnown for one	ENERGY STAR	Unknown — not stated by the source
Weight & dimensions3 differ
WeightDiffers	3.52 kg	1.77 kg
WidthDiffers	412.6 mm	337 mm
DepthDiffers	277 mm	241.5 mm
Height (front)Known for one	3.5 cm	Unknown — not stated by the source
Height (rear)Known for one	4.32 cm	Unknown — not stated by the source
HeightKnown for one	Unknown — not stated by the source	21.1 mm
Packaging dataidentical
Package widthKnown for one	450 mm	Unknown — not stated by the source
Package depthKnown for one	160 mm	Unknown — not stated by the source
Package heightKnown for one	345 mm	Unknown — not stated by the source
Packaging contentidentical
AC adapter included	Yes	Yes
Manual	Yes	Yes
Power cord includedKnown for one	Yes	Unknown — not stated by the source
Remote control includedKnown for one	Yes	Unknown — not stated by the source
Warranty cardKnown for one	Yes	Unknown — not stated by the source
Quick start guideKnown for one	Unknown — not stated by the source	Yes
Other featuresidentical
Infrared data portKnown for one	Unknown — not stated by the source	Yes
Intel segment taggingKnown for one	Unknown — not stated by the source	Home office, Small Business

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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