Product comparison · 2 laptops

Acer eM E725-434G32Mi vs Lenovo ThinkPad T400 + PHP 3Yr CCR to 3Yr OSR NBD

105specifications compared
40differ
65identical
26known for one product only

Key differences

Display diagonal
- eM E725-434G32Mi:39.6 cm (15.6")
- ThinkPad T400 + PHP 3Yr CCR to 3Yr OSR NBD:35.8 cm (14.1")
Display resolution
- eM E725-434G32Mi:1366 x 768 pixels
- ThinkPad T400 + PHP 3Yr CCR to 3Yr OSR NBD:1280 x 800 pixels
Native aspect ratio
- eM E725-434G32Mi:16:9
- ThinkPad T400 + PHP 3Yr CCR to 3Yr OSR NBD:16:10
Processor family
- eM E725-434G32Mi:Intel® Pentium® Dual-Core
- ThinkPad T400 + PHP 3Yr CCR to 3Yr OSR NBD:Intel® Core™2 Duo
Processor model
- eM E725-434G32Mi:T4300
- ThinkPad T400 + PHP 3Yr CCR to 3Yr OSR NBD:P8600
Processor frequency
- eM E725-434G32Mi:2.1 GHz
- ThinkPad T400 + PHP 3Yr CCR to 3Yr OSR NBD:2.4 GHz
Processor cache
- eM E725-434G32Mi:1 MB
- ThinkPad T400 + PHP 3Yr CCR to 3Yr OSR NBD:3 MB
Processor front side bus
- eM E725-434G32Mi:800 MHz
- ThinkPad T400 + PHP 3Yr CCR to 3Yr OSR NBD:1066 MHz

Side by side

Differences highlightedShow differences only

Comparison of eM E725-434G32Mi, ThinkPad T400 + PHP 3Yr CCR to 3Yr OSR NBD
131 specifications	A Acer eM E725-434G32Mi View product	B Lenovo ThinkPad T400 + PHP 3Yr CCR to 3Yr OSR NBD View product
Display3 differ
Display diagonalDiffers	39.6 cm (15.6")	35.8 cm (14.1")
Display resolutionDiffers	1366 x 768 pixels	1280 x 800 pixels
Native aspect ratioDiffers	16:9	16:10
Display brightnessKnown for one	220 cd/m²	Unknown — not stated by the source
Processor10 differ
Processor manufacturer	Intel	Intel
Processor familyDiffers	Intel® Pentium® Dual-Core	Intel® Core™2 Duo
Processor modelDiffers	T4300	P8600
Processor cores	2	2
Processor threads	2	2
Processor frequencyDiffers	2.1 GHz	2.4 GHz
Processor cacheDiffers	1 MB	3 MB
Processor cache type	L2	L2
Processor front side busDiffers	800 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 Pentium T4000 Series for Mobile	Intel Core 2 Duo P8000 Series
Processor codename	Penryn	Penryn
Bus type	FSB	FSB
FSB Parity	No	No
SteppingDiffers	R0	R1
Thermal Design Power (TDP)Differs	35 W	25 W
Tjunction	105 °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	10.5	9
ECC supported by processor	No	No
Memory4 differ
Internal memoryDiffers	4 GB	2 GB
Internal memory typeDiffers	DDR2-SDRAM	DDR3-SDRAM
Memory clock speedDiffers	667 MHz	1066 MHz
Memory layout (slots x size)Differs	2 x 2 GB	1 x 2 GB
Memory slots	2x SO-DIMM	2x SO-DIMM
Maximum internal memory	4 GB	4 GB
Storage2 differ
Total storage capacityDiffers	320 GB	250 GB
HDD interface	SATA	SATA
HDD speed	5400 RPM	5400 RPM
Optical drive typeKnown for one	DVD Super Multi DL	Unknown — not stated by the source
Card reader integrated	Yes	Yes
Compatible memory cardsDiffers	MMC, MS PRO, SD, xD	MMC, MS Pro, SD, SDHC, xD
Graphics1 differ
Discrete graphics card	Yes	Yes
Discrete graphics card modelDiffers	Intel® GMA 4500M	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	High Definition Audio	High Definition Audio
Number of built-in speakers	2	2
Speaker powerKnown for one	Unknown — not stated by the source	2 W
Cameraidentical
Front camera resolution (numeric)Known for one	0.3 MP	Unknown — not stated by the source
Network3 differ
Networking featuresDiffers	Fast Ethernet, WLAN	Gigabit Ethernet
Wireless technologyDiffers	802.11 b/g	IEEE 802.11a/g/n
BluetoothDiffers	No	Yes
Ports & interfaces6 differ
USB 2.0 ports quantityDiffers	2	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 port	No	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 slotDiffers	No	Yes
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® GL40 Express	Unknown — not stated by the source
Software1 differ
Operating system installedDiffers	Windows Vista Home Premium	Windows 7 Professional
Trial softwareKnown for one	Microsoft Works 8.5 + Office Home & Student 2007.	Unknown — not stated by the source
Bundled softwareKnown for one	-Adobe Reader, -Corel WinDVD, -Launch Manager, -NTI CD/DVD Maker, -Norton Internet Security.	Unknown — not stated by the source
Processor special features5 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	37253	35568
Processor codeDiffers	SLGJM	SLGDZ
Thermal Monitoring Technologies	No	No
Conflict-Free processor	No	No
Idle StatesKnown for one	Unknown — not stated by the source	Yes
Processor package sizeKnown for one	Unknown — not stated by the source	35 x 35 mm
Battery1 differ
Number of battery cells	6	6
Battery capacityKnown for one	48.8 Wh	Unknown — not stated by the source
Battery life (max)Differs	2.5 h	6.3 h
Poweridentical
AC adapter powerKnown for one	65 W	Unknown — not stated by the source
DC-in jack	Yes	Yes
Weight & dimensions3 differ
WeightDiffers	2.7 kg	2.38 kg
WidthDiffers	372.3 mm	335.5 mm
DepthDiffers	246.5 mm	228 mm
Height (front)Known for one	2.68 cm	Unknown — not stated by the source
Height (rear)Known for one	3.96 cm	Unknown — not stated by the source
HeightKnown for one	Unknown — not stated by the source	32 mm
Packaging contentidentical
AC adapter includedKnown for one	Yes	Unknown — not stated by the source
Other features1 differ
Infrared data port	No	No
Wake-on-LAN readyKnown for one	Yes	Unknown — not stated by the source
Internal modemDiffers	No	Yes
Supplied AC adapter type	AC	AC
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
Keyboardidentical
Pointing deviceKnown for one	Unknown — not stated by the source	ThinkPad UltraNav
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

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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