Product comparison · 2 laptops

Acer Extensa 5635 vs Lenovo ThinkPad T400 P8700

87specifications compared
24differ
63identical
36known for one product only

Key differences

Display diagonal
- Extensa 5635:39.6 cm (15.6")
- ThinkPad T400 P8700:35.8 cm (14.1")
Display resolution
- Extensa 5635:1366 x 768 pixels
- ThinkPad T400 P8700:1440 x 900 pixels
Native aspect ratio
- Extensa 5635:16:9
- ThinkPad T400 P8700:16:10
Processor model
- Extensa 5635:T6570
- ThinkPad T400 P8700:P8700
Processor frequency
- Extensa 5635:2.1 GHz
- ThinkPad T400 P8700:2.53 GHz
Processor cache
- Extensa 5635:2 MB
- ThinkPad T400 P8700:3 MB
Processor socket
- Extensa 5635:Socket 478
- ThinkPad T400 P8700:Socket 479
Processor operating modes
- Extensa 5635:32-bit, 64-bit
- ThinkPad T400 P8700:64-bit

Side by side

Differences highlightedShow differences only

Comparison of Extensa 5635, ThinkPad T400 P8700
123 specifications	A Acer Extensa 5635 View product	B Lenovo ThinkPad T400 P8700 View product
Display3 differ
Display diagonalDiffers	39.6 cm (15.6")	35.8 cm (14.1")
Display resolutionDiffers	1366 x 768 pixels	1440 x 900 pixels
LED backlight	Yes	Yes
Native aspect ratioDiffers	16:9	16:10
Processor7 differ
Processor manufacturer	Intel	Intel
Processor family	Intel® Core™2 Duo	Intel® Core™2 Duo
Processor modelDiffers	T6570	P8700
Processor cores	2	2
Processor threads	2	2
Processor frequencyDiffers	2.1 GHz	2.53 GHz
Processor cacheDiffers	2 MB	3 MB
Processor cache type	L2	L2
Processor front side busKnown for one	Unknown — not stated by the source	1066 MHz
Processor socketDiffers	Socket 478	Socket 479
Processor lithography	45 nm	45 nm
Processor operating modesDiffers	32-bit, 64-bit	64-bit
Processor seriesKnown for one	Unknown — not stated by the source	Intel Core 2 Duo P8000 Series
Processor codename	Penryn	Penryn
Bus typeKnown for one	Unknown — not stated by the source	FSB
FSB Parity	No	No
SteppingKnown for one	Unknown — not stated by the source	R0
Thermal Design Power (TDP)Differs	35 W	25 W
TjunctionDiffers	100 °C	105 °C
Processor core voltage (AC)Known for one	Unknown — not stated by the source	1.00 - 1.250 V
Number of Processing Die Transistors	410 M	410 M
Processing Die size	107 mm²	107 mm²
CPU multiplier (bus/core ratio)Known for one	Unknown — not stated by the source	9.5
ECC supported by processor	No	No
Memory2 differ
Internal memory	3 GB	3 GB
Internal memory typeDiffers	DDR2-SDRAM	DDR3-SDRAM
Memory clock speedKnown for one	Unknown — not stated by the source	1066 MHz
Maximum internal memoryDiffers	4 GB	8 GB
Memory layout (slots x size)Known for one	1 x 1 + 1 x 2 GB	Unknown — not stated by the source
Storage1 differ
Total storage capacityDiffers	320 GB	250 GB
HDD interface	SATA	SATA
HDD speed	5400 RPM	5400 RPM
Card reader integrated	Yes	Yes
Optical drive typeKnown for one	DVD Super Multi	Unknown — not stated by the source
Compatible memory cardsKnown for one	MMC, MS PRO, SD, xD	Unknown — not stated by the source
Graphics1 differ
Discrete graphics card	Yes	Yes
Discrete graphics card modelDiffers	NVIDIA® GeForce® G105M	Intel® GMA 4500MHD
Discrete graphics card memoryKnown for one	Unknown — not stated by the source	0.25 GB
Cameraidentical
Front cameraKnown for one	Unknown — not stated by the source	Yes
Front camera resolution (numeric)Known for one	0.3 MP	Unknown — not stated by the source
Network1 differ
BluetoothDiffers	No	Yes
Bluetooth versionKnown for one	Unknown — not stated by the source	2.1+EDR
Networking featuresKnown for one	Gigabit Ethernet, WLAN	Unknown — not stated by the source
Wireless technologyKnown for one	802.11b/g/Draft-N	Unknown — not stated by the source
Ports & interfaces4 differ
USB 2.0 ports quantity	3	3
Ethernet LAN (RJ-45) portsDiffers	1	0
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 connector	No	No
ExpressCard slotDiffers	No	Yes
CardBus PCMCIA slots quantity	0	0
CardBus PCMCIA slot typeDiffers	No	Type II
SmartCard slot	No	No
Modem (RJ-11) ports	0	0
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
Keyboardidentical
Keyboard layoutKnown for one	Unknown — not stated by the source	AZERTY
Pointing deviceKnown for one	Touchpad	Unknown — not stated by the source
Processor special features3 differ
Intel® Wireless Display (Intel® WiDi)	No	No
Embedded options available	No	No
Enhanced Intel SpeedStep Technology	Yes	Yes
Execute Disable Bit	Yes	Yes
Idle StatesKnown for one	Unknown — not stated by the source	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)	Yes	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	42841	37006
Processor codeKnown for one	Unknown — not stated by the source	SLGFE
Processor package sizeKnown for one	Unknown — not stated by the source	35 x 35 mm
Thermal Monitoring Technologies	No	No
Conflict-Free processor	No	No
Poweridentical
DC-in jack	Yes	Yes
Weight & dimensions1 differ
WeightDiffers	2.5 kg	2.13 kg
Dimensions (WxDxH)Known for one	Unknown — not stated by the source	335.3 x 238 x 27.6 mm
WidthKnown for one	370 mm	Unknown — not stated by the source
DepthKnown for one	243.5 mm	Unknown — not stated by the source
Height (front)Known for one	2.44 cm	Unknown — not stated by the source
Height (rear)Known for one	3.5 cm	Unknown — not stated by the source
Packaging contentidentical
Remote control includedKnown for one	Unknown — not stated by the source	No
Other features1 differ
Infrared data port	No	No
Power requirementsKnown for one	Unknown — not stated by the source	100 - 240 V
Wake-on-LAN readyKnown for one	Unknown — not stated by the source	Yes
Internal modemDiffers	No	Yes
Intel segment taggingKnown for one	Unknown — not stated by the source	Home office, Small Business
Supplied AC adapter type	AC	AC
Softwareidentical
Operating system installedKnown for one	Windows 7 Home Premium	Unknown — not stated by the source
Batteryidentical
Number of battery cellsKnown for one	6	Unknown — not stated by the source
Securityidentical
Cable lock slotKnown for one	Yes	Unknown — not stated by the source
Cable lock slot typeKnown for one	Kensington	Unknown — not stated by the source
Password protection typeKnown for one	BIOS	Unknown — not stated by the source
HDD user passwordKnown for one	Yes	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.

More laptop comparisons

All laptop comparisons