Product comparison · 2 laptops

Acer Aspire AS3935-664G16MN Intel® Core™2 Duo P7450 vs Lenovo ThinkPad T400 (647419G), IT

106specifications compared
32differ
74identical
30known for one product only

Key differences

Display diagonal
- Aspire AS3935-664G16MN Intel® Core™2 Duo P7450:33.8 cm (13.3")
- ThinkPad T400 (647419G), IT:35.8 cm (14.1")
Display resolution
- Aspire AS3935-664G16MN Intel® Core™2 Duo P7450:1366 x 768 pixels
- ThinkPad T400 (647419G), IT:1440 x 900 pixels
Native aspect ratio
- Aspire AS3935-664G16MN Intel® Core™2 Duo P7450:16:9
- ThinkPad T400 (647419G), IT:16:10
Processor model
- Aspire AS3935-664G16MN Intel® Core™2 Duo P7450:P7450
- ThinkPad T400 (647419G), IT:P8600
Processor frequency
- Aspire AS3935-664G16MN Intel® Core™2 Duo P7450:2.13 GHz
- ThinkPad T400 (647419G), IT:2.4 GHz
Processor socket
- Aspire AS3935-664G16MN Intel® Core™2 Duo P7450:Socket 478
- ThinkPad T400 (647419G), IT:Socket 479
Stepping
- Aspire AS3935-664G16MN Intel® Core™2 Duo P7450:M0
- ThinkPad T400 (647419G), IT:R1
Tjunction
- Aspire AS3935-664G16MN Intel® Core™2 Duo P7450:90 °C
- ThinkPad T400 (647419G), IT:105 °C

Side by side

Differences highlightedShow differences only

Comparison of AS3935-664G16MN, ThinkPad T400 (647419G), IT
136 specifications	A Acer Aspire AS3935-664G16MN Intel® Core™2 Duo P7450 Model AS3935-664G16MN View product	B Lenovo ThinkPad T400 (647419G), IT View product
Display3 differ
Display diagonalDiffers	33.8 cm (13.3")	35.8 cm (14.1")
Display resolutionDiffers	1366 x 768 pixels	1440 x 900 pixels
Native aspect ratioDiffers	16:9	16:10
Display surfaceKnown for one	Unknown — not stated by the source	Gloss
Processor7 differ
Processor manufacturer	Intel	Intel
Processor family	Intel® Core™2 Duo	Intel® Core™2 Duo
Processor modelDiffers	P7450	P8600
Processor cores	2	2
Processor threads	2	2
Processor frequencyDiffers	2.13 GHz	2.4 GHz
Processor cache	3 MB	3 MB
Processor cache type	L2	L2
Processor front side bus	1066 MHz	1066 MHz
Processor socketDiffers	Socket 478	Socket 479
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 P8000 Series
Processor codename	Penryn	Penryn
Bus type	FSB	FSB
FSB Parity	No	No
SteppingDiffers	M0	R1
Thermal Design Power (TDP)	25 W	25 W
TjunctionDiffers	90 °C	105 °C
Number of Processing Die Transistors	410 M	410 M
Processing Die size	107 mm²	107 mm²
CPU multiplier (bus/core ratio)Differs	7.5	9
ECC supported by processor	No	No
Memory2 differ
Internal memoryDiffers	4 GB	2 GB
Internal memory type	DDR3-SDRAM	DDR3-SDRAM
Memory clock speed	1066 MHz	1066 MHz
Memory layout (slots x size)Differs	2 x 2 GB	2 x 1 GB
Memory slotsKnown for one	2x SO-DIMM	Unknown — not stated by the source
Maximum internal memory	4 GB	4 GB
Storage1 differ
Total storage capacity	160 GB	160 GB
HDD interface	SATA	SATA
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 integratedDiffers	Yes	No
Number of HDDs installedKnown for one	Unknown — not stated by the source	1
Graphicsidentical
Discrete graphics card	Yes	Yes
Discrete graphics card model	Intel® GMA 4500MHD	Intel® GMA 4500MHD
Discrete graphics card memoryKnown for one	0.0625 GB	Unknown — not stated by the source
Maximum graphics card memoryKnown for one	1.759 GB	Unknown — not stated by the source
Audioidentical
Audio system full duplexKnown for one	Yes	Unknown — not stated by the source
Audio system direct 3D soundKnown for one	Yes	Unknown — not stated by the source
Audio systemKnown for one	Unknown — not stated by the source	HDA 24-bit
Number of built-in speakersKnown for one	Unknown — not stated by the source	2
Speaker powerKnown for one	Unknown — not stated by the source	2 W
Network1 differ
Mobile network connectionKnown for one	Yes	Unknown — not stated by the source
Mobile network generationKnown for one	3G	Unknown — not stated by the source
Networking features	Gigabit Ethernet, WLAN	Gigabit Ethernet, WLAN
Wireless technologyDiffers	802.11 b/g/n	Intel WiFi 5300AGN
Bluetooth	Yes	Yes
Bluetooth version	2.0+EDR	2.0+EDR
Cabling technologyKnown for one	Unknown — not stated by the source	10/100/1000Base-T(X)
Ports & interfaces4 differ
USB 2.0 ports quantity	3	3
Ethernet LAN (RJ-45) ports	1	1
HDMI ports quantity	0	0
DVI port	No	No
VGA (D-Sub) ports quantity	1	1
Firewire (IEEE 1394) portsDiffers	0	1
Headphone outputs	1	1
S/PDIF out portDiffers	Yes	No
Microphone in	Yes	Yes
Docking connectorDiffers	No	Yes
ExpressCard slot	No	No
CardBus PCMCIA slots quantity	0	0
CardBus PCMCIA slot type	No	No
SmartCard slot	No	No
Modem (RJ-11) portsDiffers	0	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
Performanceidentical
Motherboard chipsetKnown for one	Intel® GM45 Express	Unknown — not stated by the source
Keyboard1 differ
Pointing deviceDiffers	Touchpad	ThinkPad UltraNav
Software1 differ
Operating system installedDiffers	Windows Vista Home Premium	Windows Vista Business
Drivers includedKnown for one	Unknown — not stated by the source	Yes
Trial softwareKnown for one	Unknown — not stated by the source	Microsoft Office 2007
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 StateDiffers	No	Yes
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	36734	35568
Thermal Monitoring Technologies	No	No
Conflict-Free processor	No	No
Idle StatesKnown for one	Unknown — not stated by the source	Yes
Processor codeKnown for one	Unknown — not stated by the source	SLGDZ
Processor package sizeKnown for one	Unknown — not stated by the source	35 x 35 mm
Battery2 differ
Number of battery cellsDiffers	4	6
Battery capacityKnown for one	2800 mAh	Unknown — not stated by the source
Battery life (max)Differs	5 h	6.6 h
Poweridentical
AC adapter powerKnown for one	65 W	Unknown — not stated by the source
AC adapter input voltageKnown for one	100 - 240 V	Unknown — not stated by the source
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
HDD user password	Yes	Yes
Fingerprint readerKnown for one	Unknown — not stated by the source	Yes
Weight & dimensions4 differ
WeightDiffers	1.9 kg	2.2 kg
WidthDiffers	323 mm	335.5 mm
DepthDiffers	236 mm	239 mm
HeightDiffers	25 mm	31.9 mm
Packaging contentidentical
AC adapter included	Yes	Yes
Other features1 differ
Infrared data portDiffers	Yes	No
Compliance industry standardsKnown for one	IEEE 802.11b, IEEE 802.11g, IEEE 802.11n, Bluetooth 2.0 EDR	Unknown — not stated by the source
Internal modem	Yes	Yes
Supplied AC adapter type	AC	AC
Modem speedKnown for one	Unknown — not stated by the source	56 Kbit/s
Intel segment taggingKnown for one	Unknown — not stated by the source	Home office, Small Business
Cameraidentical
Front cameraKnown for one	Unknown — not stated by the source	No

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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