Product comparison · 2 laptops

Acer Aspire 8735ZG-444G50Mn vs Lenovo ThinkPad X201s

105specifications compared
59differ
46identical
44known for one product only

Key differences

Display diagonal
- Aspire 8735ZG-444G50Mn:46.7 cm (18.4")
- ThinkPad X201s:30.7 cm (12.1")
Display resolution
- Aspire 8735ZG-444G50Mn:1680 x 945 pixels
- ThinkPad X201s:1440 x 900 pixels
Native aspect ratio
- Aspire 8735ZG-444G50Mn:16:9
- ThinkPad X201s:16:10
Processor family
- Aspire 8735ZG-444G50Mn:Intel® Pentium® Dual-Core
- ThinkPad X201s:Intel® Core™ i7
Processor model
- Aspire 8735ZG-444G50Mn:T4400
- ThinkPad X201s:i7-640LM
Processor threads
- Aspire 8735ZG-444G50Mn:2
- ThinkPad X201s:4
Processor frequency
- Aspire 8735ZG-444G50Mn:2.2 GHz
- ThinkPad X201s:2.13 GHz
Processor cache
- Aspire 8735ZG-444G50Mn:1 MB
- ThinkPad X201s:4 MB

Side by side

Differences highlightedShow differences only

Comparison of Aspire 8735ZG-444G50Mn, ThinkPad X201s
149 specifications	A Acer Aspire 8735ZG-444G50Mn View product	B Lenovo ThinkPad X201s View product
Designidentical
Product colourKnown for one	Unknown — not stated by the source	Black
Display3 differ
Display diagonalDiffers	46.7 cm (18.4")	30.7 cm (12.1")
Display resolutionDiffers	1680 x 945 pixels	1440 x 900 pixels
Native aspect ratioDiffers	16:9	16:10
Dual-screenKnown for one	Unknown — not stated by the source	No
HD typeKnown for one	WSXGA+	Unknown — not stated by the source
Display brightnessKnown for one	220 cd/m²	Unknown — not stated by the source
Display response rise/fallKnown for one	8 ms	Unknown — not stated by the source
Processor16 differ
Processor manufacturer	Intel	Intel
Processor familyDiffers	Intel® Pentium® Dual-Core	Intel® Core™ i7
Processor generationKnown for one	Unknown — not stated by the source	Intel® Core™ i7
Processor modelDiffers	T4400	i7-640LM
Processor cores	2	2
Processor threadsDiffers	2	4
Processor boost frequencyKnown for one	Unknown — not stated by the source	2.93 GHz
Processor frequencyDiffers	2.2 GHz	2.13 GHz
System bus rateKnown for one	Unknown — not stated by the source	2.5 GT/s
Processor cacheDiffers	1 MB	4 MB
Processor cache typeDiffers	L2	Smart Cache
Processor socketDiffers	Socket 478	BGA 1288
Processor lithographyDiffers	45 nm	32 nm
Processor operating modes	64-bit	64-bit
Processor seriesDiffers	Intel Pentium T4000 Series for Mobile	Intel Core i7-600 Mobile Series
Processor codenameDiffers	Penryn	Arrandale
Bus typeDiffers	FSB	DMI
FSB Parity	No	No
SteppingDiffers	R0	C2
Thermal Design Power (TDP)Differs	35 W	25 W
Tjunction	105 °C	105 °C
Maximum number of PCI Express lanesKnown for one	Unknown — not stated by the source	16
PCI Express configurationsKnown for one	Unknown — not stated by the source	1x16
PCI Express slots versionKnown for one	Unknown — not stated by the source	2.0
Number of Processing Die TransistorsDiffers	410 M	382 M
Processing Die sizeDiffers	107 mm²	81 mm²
CPU multiplier (bus/core ratio)Differs	11	16
ECC supported by processor	No	No
Processor front side busKnown for one	800 MHz	Unknown — not stated by the source
Memory1 differ
Internal memoryDiffers	4 GB	2 GB
Internal memory type	DDR3-SDRAM	DDR3-SDRAM
Maximum internal memoryKnown for one	Unknown — not stated by the source	8 GB
Memory layout (slots x size)Known for one	2 x 2 GB	Unknown — not stated by the source
Memory slotsKnown for one	2x SO-DIMM	Unknown — not stated by the source
Storage3 differ
Total storage capacityDiffers	500 GB	250 GB
HDD interface	SATA	SATA
HDD speedDiffers	5400 RPM	7200 RPM
Optical drive typeKnown for one	Unknown — not stated by the source	No
Card reader integrated	Yes	Yes
Compatible memory cardsDiffers	MMC, MS PRO, SD, xD	MMC, SD, SDHC
Graphics1 differ
On-board graphics cardKnown for one	Unknown — not stated by the source	Yes
Graphics card familyKnown for one	Unknown — not stated by the source	Intel
On-board graphics card familyKnown for one	Unknown — not stated by the source	Intel® HD Graphics
On-board graphics card modelKnown for one	Unknown — not stated by the source	Intel® HD Graphics
On-board graphics card base frequencyKnown for one	Unknown — not stated by the source	266 MHz
On-board graphics card dynamic frequency (max)Known for one	Unknown — not stated by the source	566 MHz
Maximum graphics card memoryDiffers	2.816 GB	0.384 GB
Discrete graphics cardKnown for one	Yes	Unknown — not stated by the source
Discrete graphics card modelKnown for one	NVIDIA® GeForce® GT 240M	Unknown — not stated by the source
Audioidentical
Audio system	High Definition Audio	High Definition Audio
Number of built-in speakersKnown for one	2	Unknown — not stated by the source
Built-in subwooferKnown for one	Yes	Unknown — not stated by the source
Network1 differ
Wi-FiKnown for one	Unknown — not stated by the source	Yes
Networking features	Gigabit Ethernet	Gigabit Ethernet
BluetoothDiffers	No	Yes
Bluetooth versionKnown for one	Unknown — not stated by the source	2.1+EDR
Wireless technologyKnown for one	IEEE 802.11b/g/n	Unknown — not stated by the source
Ports & interfaces5 differ
USB 2.0 ports quantityDiffers	4	3
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityKnown for one	Unknown — not stated by the source	0
eSATA ports quantityKnown for one	Unknown — not stated by the source	0
Ethernet LAN (RJ-45) ports	1	1
HDMI ports quantityDiffers	1	0
DisplayPorts quantityKnown for one	Unknown — not stated by the source	0
DVI port	No	No
VGA (D-Sub) ports quantity	1	1
Firewire (IEEE 1394) ports	0	0
Headphone outputs	1	1
S/PDIF out portDiffers	Yes	No
Microphone in	Yes	Yes
Docking connectorDiffers	No	Yes
ExpressCard slotDiffers	No	Yes
CardBus PCMCIA slots quantity	0	0
CardBus PCMCIA slot type	No	No
SmartCard slot	Yes	Yes
Modem (RJ-11) ports	1	1
TV-in port	No	No
TV-out	No	No
PS/2 ports quantity	0	0
Parallel ports quantity	0	0
Serial ports quantity	0	0
Performance1 differ
Motherboard chipsetDiffers	Intel® GM45 Express	Intel® QM57 Express
Keyboard1 differ
Pointing deviceDiffers	Touchpad	ThinkPad UltraNav
Software1 differ
Operating system installedDiffers	Windows XP Home Edition	Windows 7 Professional
Processor special features18 differ
Intel® Wireless Display (Intel® WiDi)	No	No
CPU configuration (max)Known for one	Unknown — not stated by the source	1
Embedded options available	No	No
Enhanced Intel SpeedStep Technology	Yes	Yes
Execute Disable Bit	Yes	Yes
Graphics & IMC lithographyKnown for one	Unknown — not stated by the source	45 nm
Idle States	Yes	Yes
Intel 64	Yes	Yes
Intel Clear Video TechnologyDiffers	No	Yes
Intel Demand Based Switching	No	No
Intel Dual Display Capable TechnologyDiffers	No	Yes
Intel Enhanced Halt State	Yes	Yes
Intel FDI TechnologyDiffers	No	Yes
Intel Fast Memory AccessDiffers	No	Yes
Intel Flex Memory AccessDiffers	No	Yes
Intel Rapid Storage Technology	No	No
Intel Trusted Execution TechnologyDiffers	No	Yes
Intel VT-x with Extended Page Tables (EPT)Differs	No	Yes
Intel Virtualization Technology (VT-x)Differs	No	Yes
Intel Virtualization Technology for Directed I/O (VT-d)Differs	No	Yes
Intel® AES New Instructions (Intel® AES-NI)Differs	No	Yes
Intel® Anti-Theft Technology (Intel® AT)	No	No
Intel® Clear Video HD Technology (Intel® CVT HD)Differs	No	Yes
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)Differs	No	Yes
Intel® Hyper Threading Technology (Intel® HT Technology)Differs	No	Yes
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® Smart CacheKnown for one	Unknown — not stated by the source	Yes
Intel® Turbo Boost TechnologyDiffers	No	1.0
Physical Address Extension (PAE)Known for one	Unknown — not stated by the source	Yes
Processor ARK IDDiffers	40739	43563
Processor codeDiffers	SLGJL	SLBMK
Processor package sizeDiffers	35 x 35 mm	BGA 34 x 28
Supported instruction setsKnown for one	Unknown — not stated by the source	SSE4.1, SSE4.2
Thermal Monitoring TechnologiesDiffers	No	Yes
Conflict-Free processor	No	No
Battery1 differ
Number of battery cellsDiffers	8	9
Battery life (max)Known for one	2.5 h	Unknown — not stated by the source
Poweridentical
DC-in jack	Yes	Yes
Security1 differ
Cable lock slot	Yes	Yes
Cable lock slot typeDiffers	Kensington	IBM
Password protection typeKnown for one	BIOS	Unknown — not stated by the source
Weight & dimensions5 differ
WeightDiffers	4.1 kg	1.6 kg
WidthDiffers	440.5 mm	335.5 mm
DepthDiffers	298.5 mm	233.8 mm
Height (front)Differs	4.02 cm	2.07 cm
Height (rear)Differs	4.42 cm	3.53 cm
Packaging contentidentical
AC adapter includedKnown for one	Unknown — not stated by the source	Yes
Other features1 differ
Infrared data portDiffers	Yes	No
Internal modem	Yes	Yes
TV tuner integratedKnown for one	Unknown — not stated by the source	No
Modem speed	56 Kbit/s	56 Kbit/s
Supplied AC adapter type	AC	AC
Wake-on-LAN readyKnown for one	Yes	Unknown — not stated by the source
Modem typeKnown for one	ITU V.92	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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