Product comparison · 2 laptops

HP Compaq nx9420 Notebook PC vs Lenovo ThinkPad Z61t

110specifications compared
41differ
69identical
34known for one product only

Key differences

Display diagonal
- Compaq nx9420 Notebook PC:43.2 cm (17")
- ThinkPad Z61t:35.8 cm (14.1")
Display resolution
- Compaq nx9420 Notebook PC:1440 x 900 pixels
- ThinkPad Z61t:1280 x 800 pixels
Processor family
- Compaq nx9420 Notebook PC:Intel® Core™2 Duo
- ThinkPad Z61t:Intel® Core™ Duo
Processor model
- Compaq nx9420 Notebook PC:T7200
- ThinkPad Z61t:T2400
Processor frequency
- Compaq nx9420 Notebook PC:2 GHz
- ThinkPad Z61t:1.83 GHz
Processor cache
- Compaq nx9420 Notebook PC:4 MB
- ThinkPad Z61t:2 MB
Processor socket
- Compaq nx9420 Notebook PC:Socket 479
- ThinkPad Z61t:Socket 478
Processor operating modes
- Compaq nx9420 Notebook PC:64-bit
- ThinkPad Z61t:32-bit

Side by side

Differences highlightedShow differences only

Comparison of Compaq nx9420 Notebook PC, ThinkPad Z61t
144 specifications	A HP Compaq nx9420 Notebook PC View product	B Lenovo ThinkPad Z61t View product
Designidentical
Country of originKnown for one	China	Unknown — not stated by the source
Display2 differ
Display diagonalDiffers	43.2 cm (17")	35.8 cm (14.1")
Display resolutionDiffers	1440 x 900 pixels	1280 x 800 pixels
Processor13 differ
Processor familyDiffers	Intel® Core™2 Duo	Intel® Core™ Duo
Processor modelDiffers	T7200	T2400
Processor frequencyDiffers	2 GHz	1.83 GHz
Processor cacheDiffers	4 MB	2 MB
Processor socketDiffers	Socket 479	Socket 478
Processor operating modesDiffers	64-bit	32-bit
Processor seriesDiffers	Intel Core 2 Duo T7000 Series	Intel Core Duo T2000 Series
Processor codenameDiffers	Merom	Yonah
SteppingDiffers	B2	C0
Thermal Design Power (TDP)Differs	34 W	31 W
Processor core voltage (AC)Known for one	1.0375 - 1.30 V	Unknown — not stated by the source
Number of Processing Die TransistorsDiffers	291 M	151 M
Processing Die sizeDiffers	143 mm²	90 mm²
CPU multiplier (bus/core ratio)Differs	12	11
Processor technologyKnown for one	Intel Centrino Duo	Unknown — not stated by the source
Memory2 differ
Internal memoryDiffers	1 GB	0.5 GB
Memory layout (slots x size)Known for one	1 x 1 GB	Unknown — not stated by the source
Memory slotsKnown for one	2x SO-DIMM	Unknown — not stated by the source
Maximum internal memoryDiffers	4 GB	2 GB
Memory upgradeKnown for one	4 GB	Unknown — not stated by the source
Storage2 differ
Total storage capacityDiffers	120 GB	80 GB
Optical drive typeDiffers	DVD Super Multi	DVD-ROM
Card reader integratedKnown for one	Yes	Unknown — not stated by the source
HDD interfaceKnown for one	Unknown — not stated by the source	SATA
Graphics2 differ
Discrete graphics card modelDiffers	AMD Mobility Radeon X1600	Intel® GMA 950
Maximum graphics card memoryDiffers	0.256 GB	0.128 GB
Audio1 differ
Audio systemDiffers	24-bit	Intel High Definition Audio
Audio includedKnown for one	HP Premier Sound High Definition Audio 24-bit audio DAC, headphone jack, microphone jack, integrated microphone, Digital EQ, Advanced audio power management	Unknown — not stated by the source
Network3 differ
Networking featuresDiffers	Gigabit Ethernet, Wireless LAN	Ethernet/Fast Ethernet/Gigabit Ethernet
Wireless technologyDiffers	Intel Wireless LAN 802.11a/b/g MOW2, Y	IEEE 802.11a/b/g
BluetoothDiffers	Yes	No
Ports & interfaces2 differ
USB 2.0 ports quantityDiffers	4	3
HDMI ports quantityKnown for one	1	Unknown — not stated by the source
SmartCard slotDiffers	No	Yes
I/O portsKnown for one	6 USB 2.0 ports, VGA, stereo microphone in, stereo headphone/line out, Firewire (1394a), power connector, docking connector, RJ-11, RJ-45 4 USB 2.0 ports, VGA, audio in/out, power, RJ-11, RJ-45, S-video TV out, Firewire (1394a)	Unknown — not stated by the source
Performanceidentical
Motherboard chipsetKnown for one	Intel® 945PM Express	Unknown — not stated by the source
Keyboard1 differ
Pointing deviceDiffers	Touchpad	ThinkPad UltraNav
Keyboard layoutKnown for one	QWERTY	Unknown — not stated by the source
Keyboard typeKnown for one	Full-sized	Unknown — not stated by the source
Software1 differ
Bundled softwareDiffers	Software on CD: Microsoft Windows Media Player 10, Microsoft Direct X9 Adobe Acrobat Reader, HP Quick Launch Buttons Software, HP Wireless Assistant, HP ProtectTools, HP Backup and Recovery Solution, HP Mobile Print Driver, HP OpenView Radia Managem	Adobe Acrobat Reader, Diskeeper Lite from Diskeeper, Google Desktop, Google Toolbar, Lotus Notes Stand-alone Client (license), Lotus Smartsuite millennium edition (license), Mobile Connect Dashboard for Vodafone Support, PC Doctor diagnostics, Picasa from Google, Symantec Client Security 3.0 (with 9
Compatible operating systemsKnown for one	FreeDOS, Windows 2000 drivers available on www.hp.com, Windows Vista capable, Windows Vista Premium ready	Unknown — not stated by the source
Processor special features2 differ
Intel 64Differs	Yes	No
Processor ARK IDDiffers	27255	27235
Battery2 differ
Number of battery cellsDiffers	8	4
Battery life (max)Differs	4 h	3.7 h
Security1 differ
Cable lock slot typeDiffers	Kensington	IBM
Security management descriptionKnown for one	Kensington lock, Integrated Smart Card Reader (Smart Card sold separately), Symantec Norton Internet Security with 60 days of free virus definition updates, fingerprint reader (optional)	Unknown — not stated by the source
Operational conditionsidentical
Operating temperature (T-T)Known for one	0 - 80 °C	Unknown — not stated by the source
Storage temperature (T-T)Known for one	-40 - 80 °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, 5 - 90	Unknown — not stated by the source
Weight & dimensions5 differ
WeightDiffers	3.35 kg	2.1 kg
WidthDiffers	393 mm	334 mm
DepthDiffers	275 mm	228 mm
HeightDiffers	33 mm	27 mm
Dimensions (WxDxH)Differs	33 x 393 x 275 mm	334 x 228 x 27 mm
Videoidentical
Video card featuresKnown for one	ATI Mobility Radeon X1600 PCI Express	Unknown — not stated by the source
Packaging contentidentical
AC adapter includedKnown for one	Yes	Unknown — not stated by the source
Other features2 differ
Security featuresKnown for one	HP ProtectTools HP DriveLock HP integrated TPM	Unknown — not stated by the source
Infrared data portDiffers	No	Yes
Power managementKnown for one	8-cell Lithium-Ion and secondary 8-cell HP Extended Life Battery (sold separately)	Unknown — not stated by the source
Power requirementsKnown for one	External 90W AC adapter 8-cell Lithium-Ion battery internal	Unknown — not stated by the source
Modem typeDiffers	56K	V.92
Docking solutionKnown for one	HP Docking Station, HP Advanced Docking Station (all sold separately)	Unknown — not stated by the source
Expansion slotsKnown for one	Slots available for additional devices: 1 Type I/II PCMCIA Card slot supports both 32-bit CardBus and 16-bit cards, 7 in 1 media reader	Unknown — not stated by the source
Multi-bay devicesKnown for one	Optional external Multibay II devices	Unknown — not stated by the source
Protection toolsKnown for one	HP ProtectTools, HP DriveLock, HP TPM Embedded Security Chip	Unknown — not stated by the source
Supplied AC adapter typeKnown for one	Unknown — not stated by the source	AC
Optical driveidentical
CD read speedKnown for one	Unknown — not stated by the source	24x
CD write speedKnown for one	Unknown — not stated by the source	24x
CD rewrite speedKnown for one	Unknown — not stated by the source	24x
DVD read speedKnown for one	Unknown — not stated by the source	8x

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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