Product comparison · 2 laptops

Acer eMachines 250-1575 vs Lenovo ThinkPad W701ds

34specifications compared
20differ
14identical
110known for one product only

Key differences

Display diagonal
- eMachines 250-1575:25.6 cm (10.1")
- ThinkPad W701ds:43.2 cm (17")
Display resolution
- eMachines 250-1575:1024 x 600 pixels
- ThinkPad W701ds:1920 x 1200 pixels
Native aspect ratio
- eMachines 250-1575:5:3
- ThinkPad W701ds:16:10
Processor family
- eMachines 250-1575:Intel Pentium Mobile
- ThinkPad W701ds:Intel® Core™ i7
Processor frequency
- eMachines 250-1575:1.6 GHz
- ThinkPad W701ds:2 GHz
Processor cache
- eMachines 250-1575:0.512 MB
- ThinkPad W701ds:8 MB
Processor cache type
- eMachines 250-1575:L2
- ThinkPad W701ds:L3
Internal memory
- eMachines 250-1575:1 GB
- ThinkPad W701ds:4 GB

Side by side

Differences highlightedShow differences only

Comparison of eMachines 250-1575, ThinkPad W701ds
144 specifications	A Acer eMachines 250-1575 View product	B Lenovo ThinkPad W701ds View product
Designidentical
Product typeKnown for one	Netbook	Unknown — not stated by the source
Product colour	Black	Black
Display3 differ
Display diagonalDiffers	25.6 cm (10.1")	43.2 cm (17")
Display resolutionDiffers	1024 x 600 pixels	1920 x 1200 pixels
LED backlight	Yes	Yes
Native aspect ratioDiffers	5:3	16:10
External displayKnown for one	Unknown — not stated by the source	Yes
Processor4 differ
Processor manufacturerKnown for one	Intel	Unknown — not stated by the source
Processor familyDiffers	Intel Pentium Mobile	Intel® Core™ i7
Processor modelKnown for one	N270	Unknown — not stated by the source
Processor coresKnown for one	1	Unknown — not stated by the source
Processor threadsKnown for one	2	Unknown — not stated by the source
Processor frequencyDiffers	1.6 GHz	2 GHz
Processor cacheDiffers	0.512 MB	8 MB
Processor cache typeDiffers	L2	L3
Processor front side busKnown for one	533 MHz	Unknown — not stated by the source
Processor socketKnown for one	Socket F (1207)	Unknown — not stated by the source
Processor lithographyKnown for one	45 nm	Unknown — not stated by the source
Processor operating modesKnown for one	32-bit	Unknown — not stated by the source
Processor seriesKnown for one	Intel Atom N200 Series	Unknown — not stated by the source
Processor codenameKnown for one	Diamondville	Unknown — not stated by the source
Bus typeKnown for one	FSB	Unknown — not stated by the source
FSB ParityKnown for one	No	Unknown — not stated by the source
SteppingKnown for one	C0	Unknown — not stated by the source
Thermal Design Power (TDP)Known for one	2.5 W	Unknown — not stated by the source
TjunctionKnown for one	90 °C	Unknown — not stated by the source
Number of Processing Die TransistorsKnown for one	47 M	Unknown — not stated by the source
Processing Die sizeKnown for one	26 mm²	Unknown — not stated by the source
CPU multiplier (bus/core ratio)Known for one	12	Unknown — not stated by the source
ECC supported by processorKnown for one	No	Unknown — not stated by the source
System bus rateKnown for one	Unknown — not stated by the source	2.5 GT/s
Memory3 differ
Internal memoryDiffers	1 GB	4 GB
Internal memory typeDiffers	DDR2-SDRAM	DDR3-SDRAM
Memory slotsKnown for one	1x SO-DIMM	Unknown — not stated by the source
Maximum internal memoryDiffers	2 GB	16 GB
Memory clock speedKnown for one	Unknown — not stated by the source	1066 MHz
Memory layout (slots x size)Known for one	Unknown — not stated by the source	2 x 2 GB
Storage2 differ
Total storage capacityDiffers	160 GB	500 GB
HDD interface	SATA	SATA
HDD sizeKnown for one	2.5"	Unknown — not stated by the source
Optical drive typeDiffers	No	DVD-RW
Card reader integrated	Yes	Yes
Compatible memory cardsKnown for one	MMC, SD, xD	Unknown — not stated by the source
Number of HDDs installedKnown for one	Unknown — not stated by the source	1
HDD speedKnown for one	Unknown — not stated by the source	7200 RPM
Graphicsidentical
Graphics cardKnown for one	GMA 950	Unknown — not stated by the source
On-board graphics cardKnown for one	Unknown — not stated by the source	No
Discrete graphics cardKnown for one	Unknown — not stated by the source	Yes
Discrete graphics card modelKnown for one	Unknown — not stated by the source	NVIDIA® Quadro® FX 3800
Graphics card familyKnown for one	Unknown — not stated by the source	NVIDIA
On-board graphics card modelKnown for one	Unknown — not stated by the source	Not available
Audioidentical
Audio systemKnown for one	HDA	Unknown — not stated by the source
Number of built-in speakers	2	2
Built-in microphoneKnown for one	Yes	Unknown — not stated by the source
Camera1 differ
Front camera resolution (numeric)Differs	0.3 MP	1.3 MP
Network2 differ
Wi-Fi	Yes	Yes
Networking featuresDiffers	Fast Ethernet	Gigabit Ethernet
Wireless technologyKnown for one	IEEE 802.11 b/g/n	Unknown — not stated by the source
Ethernet LANKnown for one	Yes	Unknown — not stated by the source
BluetoothDiffers	No	Yes
Bluetooth versionKnown for one	Unknown — not stated by the source	2.0+EDR
Cabling technologyKnown for one	Unknown — not stated by the source	10/100/1000Base-T(X)
Ports & interfacesidentical
USB 2.0 ports quantity	3	3
Ethernet LAN (RJ-45) ports	1	1
HDMI ports quantity	0	0
VGA (D-Sub) ports quantity	1	1
Headphone outputs	1	1
Microphone in	Yes	Yes
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityKnown for one	Unknown — not stated by the source	1
eSATA ports quantityKnown for one	Unknown — not stated by the source	1
DisplayPorts quantityKnown for one	Unknown — not stated by the source	1
DVI portKnown for one	Unknown — not stated by the source	Yes
Firewire (IEEE 1394) portsKnown for one	Unknown — not stated by the source	1
S/PDIF out portKnown for one	Unknown — not stated by the source	No
Docking connectorKnown for one	Unknown — not stated by the source	No
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
Performanceidentical
GPS (satellite)Known for one	No	Unknown — not stated by the source
Keyboard1 differ
Pointing deviceDiffers	Touchpad	ThinkPad UltraNav
Software1 differ
Operating system installedDiffers	Linux	Windows 7 Professional
Processor special featuresidentical
Intel® Wireless Display (Intel® WiDi)Known for one	No	Unknown — not stated by the source
Embedded options availableKnown for one	Yes	Unknown — not stated by the source
Enhanced Intel SpeedStep TechnologyKnown for one	Yes	Unknown — not stated by the source
Execute Disable BitKnown for one	Yes	Unknown — not stated by the source
Idle StatesKnown for one	No	Unknown — not stated by the source
Intel 64Known for one	No	Unknown — not stated by the source
Intel Clear Video TechnologyKnown for one	No	Unknown — not stated by the source
Intel Demand Based SwitchingKnown for one	No	Unknown — not stated by the source
Intel Dual Display Capable TechnologyKnown for one	No	Unknown — not stated by the source
Intel Enhanced Halt StateKnown for one	No	Unknown — not stated by the source
Intel FDI TechnologyKnown for one	No	Unknown — not stated by the source
Intel Fast Memory AccessKnown for one	No	Unknown — not stated by the source
Intel Flex Memory AccessKnown for one	No	Unknown — not stated by the source
Intel Rapid Storage TechnologyKnown for one	No	Unknown — not stated by the source
Intel Trusted Execution TechnologyKnown for one	No	Unknown — not stated by the source
Intel VT-x with Extended Page Tables (EPT)Known for one	No	Unknown — not stated by the source
Intel Virtualization Technology (VT-x)Known for one	No	Unknown — not stated by the source
Intel Virtualization Technology for Directed I/O (VT-d)Known for one	No	Unknown — not stated by the source
Intel® AES New Instructions (Intel® AES-NI)Known for one	No	Unknown — not stated by the source
Intel® Anti-Theft Technology (Intel® AT)Known for one	No	Unknown — not stated by the source
Intel® Clear Video HD Technology (Intel® CVT HD)Known for one	No	Unknown — not stated by the source
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)Known for one	No	Unknown — not stated by the source
Intel® Hyper Threading Technology (Intel® HT Technology)Known for one	Yes	Unknown — not stated by the source
Intel® InTru™ 3D TechnologyKnown for one	No	Unknown — not stated by the source
Intel® Insider™Known for one	No	Unknown — not stated by the source
Intel® My WiFi Technology (Intel® MWT)Known for one	No	Unknown — not stated by the source
Intel® Quick Sync Video TechnologyKnown for one	No	Unknown — not stated by the source
Intel® Turbo Boost TechnologyKnown for one	No	Unknown — not stated by the source
Processor ARK IDKnown for one	36331	Unknown — not stated by the source
Processor codeKnown for one	SLB73	Unknown — not stated by the source
Processor package sizeKnown for one	22 x 22 mm	Unknown — not stated by the source
Supported instruction setsKnown for one	SSE2, SSE3	Unknown — not stated by the source
Thermal Monitoring TechnologiesKnown for one	Yes	Unknown — not stated by the source
Conflict-Free processorKnown for one	No	Unknown — not stated by the source
Batteryidentical
Battery technologyKnown for one	Lithium-Ion (Li-Ion)	Unknown — not stated by the source
Number of battery cellsKnown for one	Unknown — not stated by the source	9
Battery life (max)Known for one	Unknown — not stated by the source	2 h
Poweridentical
DC-in jack	Yes	Yes
Weight & dimensions3 differ
WeightDiffers	1.33 kg	4.07 kg
WidthDiffers	258.5 mm	410 mm
DepthDiffers	184 mm	310 mm
HeightKnown for one	26.4 mm	Unknown — not stated by the source
Height (front)Known for one	Unknown — not stated by the source	4.06 cm
Height (rear)Known for one	Unknown — not stated by the source	4.14 cm
Other featuresidentical
Supplied AC adapter type	AC	AC
Infrared data portKnown for one	Unknown — not stated by the source	No
Compliance industry standardsKnown for one	Unknown — not stated by the source	IEEE 802.3, IEEE 802.3u, IEEE 802.3ab
Internal modemKnown for one	Unknown — not stated by the source	Yes
TV tuner integratedKnown for one	Unknown — not stated by the source	No
Modem speedKnown for one	Unknown — not stated by the source	56 Kbit/s
Modem typeKnown for one	Unknown — not stated by the source	V.92
Intel segment taggingKnown for one	Unknown — not stated by the source	Professional
Drive baysKnown for one	Unknown — not stated by the source	1x 2.5"
Securityidentical
Cable lock slotKnown for one	Unknown — not stated by the source	No
Fingerprint readerKnown for one	Unknown — not stated by the source	Yes
Sustainabilityidentical
Sustainability certificatesKnown for one	Unknown — not stated by the source	ENERGY STAR

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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