Product comparison · 2 laptops

Acer Aspire One D250-0B vs Lenovo ThinkPad T400s + ThinkPad Mini Dock Series 3

81specifications compared
40differ
41identical
50known for one product only

Key differences

Display diagonal
- Aspire One D250-0B:25.6 cm (10.1")
- ThinkPad T400s + ThinkPad Mini Dock Series 3:35.8 cm (14.1")
Display resolution
- Aspire One D250-0B:1280 x 720 pixels
- ThinkPad T400s + ThinkPad Mini Dock Series 3:1440 x 900 pixels
Native aspect ratio
- Aspire One D250-0B:16:9
- ThinkPad T400s + ThinkPad Mini Dock Series 3:16:10
Processor family
- Aspire One D250-0B:Intel Pentium Mobile
- ThinkPad T400s + ThinkPad Mini Dock Series 3:Intel® Core™2 Duo
Processor model
- Aspire One D250-0B:N270
- ThinkPad T400s + ThinkPad Mini Dock Series 3:SP9400
Processor cores
- Aspire One D250-0B:1
- ThinkPad T400s + ThinkPad Mini Dock Series 3:2
Processor frequency
- Aspire One D250-0B:1.6 GHz
- ThinkPad T400s + ThinkPad Mini Dock Series 3:2.4 GHz
Processor cache
- Aspire One D250-0B:0.512 MB
- ThinkPad T400s + ThinkPad Mini Dock Series 3:6 MB

Side by side

Differences highlightedShow differences only

Comparison of Aspire One D250-0B, ThinkPad T400s + ThinkPad Mini Dock Series 3
131 specifications	A Acer Aspire One D250-0B View product	B Lenovo ThinkPad T400s + ThinkPad Mini Dock Series 3 View product
Display3 differ
Display diagonalDiffers	25.6 cm (10.1")	35.8 cm (14.1")
Display resolutionDiffers	1280 x 720 pixels	1440 x 900 pixels
Native aspect ratioDiffers	16:9	16:10
HD typeKnown for one	Not supported	Unknown — not stated by the source
LED backlightKnown for one	Yes	Unknown — not stated by the source
Processor15 differ
Processor manufacturer	Intel	Intel
Processor familyDiffers	Intel Pentium Mobile	Intel® Core™2 Duo
Processor modelDiffers	N270	SP9400
Processor coresDiffers	1	2
Processor threads	2	2
Processor frequencyDiffers	1.6 GHz	2.4 GHz
Processor cacheDiffers	0.512 MB	6 MB
Processor cache type	L2	L2
Processor front side busDiffers	533 MHz	1066 MHz
Processor socketDiffers	Socket F (1207)	BGA 956
Processor lithography	45 nm	45 nm
Processor operating modesDiffers	32-bit	64-bit
Processor seriesDiffers	Intel Atom N200 Series	Intel Core 2 Duo SP9000 Series
Processor codenameDiffers	Diamondville	Penryn
Bus type	FSB	FSB
FSB Parity	No	No
Thermal Design Power (TDP)Differs	2.5 W	25 W
TjunctionDiffers	90 °C	105 °C
Number of Processing Die TransistorsDiffers	47 M	410 M
Processing Die sizeDiffers	26 mm²	107 mm²
CPU multiplier (bus/core ratio)Differs	12	9
ECC supported by processor	No	No
SteppingKnown for one	C0	Unknown — not stated by the source
Memory5 differ
Internal memoryDiffers	1 GB	4 GB
Internal memory typeDiffers	DDR2-SDRAM	DDR3-SDRAM
Memory clock speedKnown for one	Unknown — not stated by the source	1066 MHz
Memory layout (slots x size)Differs	1 x 1 GB	2 x 2 GB
Memory slotsDiffers	1x SO-DIMM	2x SO-DIMM
Maximum internal memoryDiffers	2 GB	8 GB
Storage1 differ
Total storage capacityKnown for one	Unknown — not stated by the source	128 GB
Card reader integratedDiffers	Yes	No
HDD capacityKnown for one	160 GB	Unknown — not stated by the source
HDD sizeKnown for one	2.5"	Unknown — not stated by the source
Graphicsidentical
Discrete graphics cardKnown for one	Unknown — not stated by the source	Yes
Discrete graphics card modelKnown for one	Unknown — not stated by the source	Intel® GMA 4500MHD
Audioidentical
Audio system	High Definition Audio	High Definition Audio
Speaker powerKnown for one	Unknown — not stated by the source	2 W
Number of built-in speakersKnown for one	2	Unknown — not stated by the source
Built-in microphoneKnown for one	Yes	Unknown — not stated by the source
Network1 differ
Networking featuresKnown for one	Unknown — not stated by the source	Gigabit Ethernet
Wireless technologyDiffers	802.11b/g	IEEE 802.11a/g/n
Bluetooth	Yes	Yes
Wi-FiKnown for one	Yes	Unknown — not stated by the source
Ethernet LANKnown for one	Yes	Unknown — not stated by the source
Bluetooth versionKnown for one	2.0+EDR	Unknown — not stated by the source
Ports & interfaces1 differ
USB 2.0 ports quantityDiffers	3	2
Ethernet LAN (RJ-45) ports	1	1
HDMI ports quantityKnown for one	Unknown — not stated by the source	0
DVI portKnown for one	Unknown — not stated by the source	No
VGA (D-Sub) ports quantity	1	1
Firewire (IEEE 1394) portsKnown for one	Unknown — not stated by the source	0
Headphone outputs	1	1
S/PDIF out portKnown for one	Unknown — not stated by the source	No
Microphone in	Yes	Yes
Docking connectorKnown for one	Unknown — not stated by the source	Yes
ExpressCard slotKnown for one	Unknown — not stated by the source	Yes
CardBus PCMCIA slots quantityKnown for one	Unknown — not stated by the source	0
CardBus PCMCIA slot typeKnown for one	Unknown — not stated by the source	No
SmartCard slotKnown for one	Unknown — not stated by the source	No
Modem (RJ-11) portsKnown for one	Unknown — not stated by the source	1
TV-in portKnown for one	Unknown — not stated by the source	No
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
Keyboard1 differ
Pointing deviceDiffers	Touchpad	ThinkPad UltraNav
Software1 differ
Operating system installedDiffers	Windows XP Home Edition	Windows Vista Business
Trial softwareKnown for one	-Microsoft Works Work SE 9 + Office Home & Student 2007 -McAfee Internet Security Suite	Unknown — not stated by the source
Bundled softwareKnown for one	-Acer Recovery Management -Google Toolbar -Google Desktop -Google Setup -Adobe Reader 9 -Adobe Flash Player 10 -Microsoft.NET Framework 2.0 -Internet Explorer 7.0 -eSobi -Carbonite online backup -Acer Game Zone -Kommunikációs alkalmazások: -Acer Video Conference Manager 4.0 -Windows Live Essentials	Unknown — not stated by the source
Processor special features7 differ
Intel® Wireless Display (Intel® WiDi)	No	No
Embedded options availableDiffers	Yes	No
Enhanced Intel SpeedStep Technology	Yes	Yes
Execute Disable Bit	Yes	Yes
Idle States	No	No
Intel 64Differs	No	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)Differs	Yes	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	36331	36693
Processor package size	22 x 22 mm	22 x 22 mm
Thermal Monitoring TechnologiesDiffers	Yes	No
Conflict-Free processor	No	No
Processor codeKnown for one	SLB73	Unknown — not stated by the source
Supported instruction setsKnown for one	SSE2, SSE3	Unknown — not stated by the source
Battery1 differ
Number of battery cells	6	6
Battery life (max)Differs	6 h	5.5 h
Battery technologyKnown for one	Lithium-Ion (Li-Ion)	Unknown — not stated by the source
Battery capacityKnown for one	4400 mAh	Unknown — not stated by the source
Poweridentical
DC-in jack	Yes	Yes
AC adapter powerKnown for one	30 W	Unknown — not stated by the source
Securityidentical
Cable lock slotKnown for one	Unknown — not stated by the source	Yes
Cable lock slot typeKnown for one	Unknown — not stated by the source	IBM
Fingerprint readerKnown for one	Unknown — not stated by the source	Yes
HDD user passwordKnown for one	Unknown — not stated by the source	Yes
Weight & dimensions4 differ
WeightDiffers	1.27 kg	1.63 kg
WidthDiffers	258.5 mm	335 mm
DepthDiffers	184 mm	238 mm
HeightDiffers	25.4 mm	32 mm
Other featuresidentical
Infrared data portKnown for one	Unknown — not stated by the source	No
Internal modemKnown for one	Unknown — not stated by the source	Yes
Modem speedKnown for one	Unknown — not stated by the source	56 Kbit/s
Modem typeKnown for one	Unknown — not stated by the source	V.90
Intel segment taggingKnown for one	Unknown — not stated by the source	Home office, Small Business
Supplied AC adapter type	AC	AC
Designidentical
Product typeKnown for one	Netbook	Unknown — not stated by the source
Product colourKnown for one	Black	Unknown — not stated by the source
Cameraidentical
Front camera resolution (numeric)Known for one	0.3 MP	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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