Product comparison · 2 laptops

Acer Extensa 7630-652G25Mn vs Lenovo ThinkPad R400 - NN923SP

102specifications compared
18differ
84identical
23known for one product only

Key differences

Display diagonal
- Extensa 7630-652G25Mn:43.2 cm (17")
- ThinkPad R400 - NN923SP:35.8 cm (14.1")
Display resolution
- Extensa 7630-652G25Mn:1440 x 900 pixels
- ThinkPad R400 - NN923SP:1280 x 800 pixels
Internal memory type
- Extensa 7630-652G25Mn:DDR2-SDRAM
- ThinkPad R400 - NN923SP:DDR3-SDRAM
Memory clock speed
- Extensa 7630-652G25Mn:667 MHz
- ThinkPad R400 - NN923SP:1066 MHz
Discrete graphics card model
- Extensa 7630-652G25Mn:Intel® GMA 4500M
- ThinkPad R400 - NN923SP:Intel® GMA 4500MHD
Networking features
- Extensa 7630-652G25Mn:Gigabit Ethernet
- ThinkPad R400 - NN923SP:Gigabit Ethernet, WLAN
Wireless technology
- Extensa 7630-652G25Mn:IEEE 802.11a/b/g/n
- ThinkPad R400 - NN923SP:802.11 a/g/n
USB 2.0 ports quantity
- Extensa 7630-652G25Mn:4
- ThinkPad R400 - NN923SP:3

Side by side

Differences highlightedShow differences only

Comparison of Extensa 7630-652G25Mn, ThinkPad R400 - NN923SP
125 specifications	A Acer Extensa 7630-652G25Mn View product	B Lenovo ThinkPad R400 - NN923SP View product
Display2 differ
Display diagonalDiffers	43.2 cm (17")	35.8 cm (14.1")
Display resolutionDiffers	1440 x 900 pixels	1280 x 800 pixels
Display number of coloursKnown for one	Unknown — not stated by the source	16.78 million colours
Native aspect ratio	16:10	16:10
Processoridentical
Processor manufacturer	Intel	Intel
Processor family	Intel® Core™2 Duo	Intel® Core™2 Duo
Processor model	T6570	T6570
Processor cores	2	2
Processor threads	2	2
Processor frequency	2.1 GHz	2.1 GHz
Processor cache	2 MB	2 MB
Processor cache type	L2	L2
Processor socket	Socket 478	Socket 478
Processor lithography	45 nm	45 nm
Processor operating modes	32-bit, 64-bit	32-bit, 64-bit
Processor codename	Penryn	Penryn
FSB Parity	No	No
Thermal Design Power (TDP)	35 W	35 W
Tjunction	100 °C	100 °C
Number of Processing Die Transistors	410 M	410 M
Processing Die size	107 mm²	107 mm²
ECC supported by processor	No	No
Memory2 differ
Internal memory	2 GB	2 GB
Internal memory typeDiffers	DDR2-SDRAM	DDR3-SDRAM
Memory clock speedDiffers	667 MHz	1066 MHz
Memory layout (slots x size)	1 x 2 GB	1 x 2 GB
Memory slotsKnown for one	Unknown — not stated by the source	2x SO-DIMM
Maximum internal memory	4 GB	4 GB
Storageidentical
Total storage capacity	250 GB	250 GB
HDD interface	SATA	SATA
HDD speed	5400 RPM	5400 RPM
Optical drive typeKnown for one	Unknown — not stated by the source	DVD-ROM
Card reader integrated	Yes	Yes
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	Intel® GMA 4500M	Intel® GMA 4500MHD
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 cameraKnown for one	Unknown — not stated by the source	No
Front camera resolution (numeric)Known for one	0.3 MP	Unknown — not stated by the source
Network2 differ
Networking featuresDiffers	Gigabit Ethernet	Gigabit Ethernet, WLAN
Wireless technologyDiffers	IEEE 802.11a/b/g/n	802.11 a/g/n
Bluetooth	No	No
Ports & interfaces6 differ
USB 2.0 ports quantityDiffers	4	3
Ethernet LAN (RJ-45) ports	1	1
HDMI ports quantityDiffers	1	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	Yes	Yes
ExpressCard slotDiffers	Yes	No
CardBus PCMCIA slots quantityDiffers	1	0
CardBus PCMCIA slot typeDiffers	Type II	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
Performanceidentical
Motherboard chipset	Intel® GM45 Express	Intel® GM45 Express
Keyboard1 differ
Pointing deviceDiffers	Touchpad	ThinkPad UltraNav
Softwareidentical
Operating system installed	Windows Vista Business	Windows Vista Business
Compatible operating systemsKnown for one	Unknown — not stated by the source	Windows Vista Business / XP Professional
Bundled softwareKnown for one	Acer Empowering Technologie (Acer ePower, eDataSecurity, eRecovery, eSettings), Acer GridVista, Acer Launch Manager, Adobe Reader, Corel WinDVD, Microsoft Office Ready 2007, NTI Media-Maker, NTI Shadow	Unknown — not stated by the source
Processor special featuresidentical
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 State	No	No
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 Technology	No	No
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 ID	42841	42841
Thermal Monitoring Technologies	No	No
Conflict-Free processor	No	No
Batteryidentical
Number of battery cells	6	6
Battery life (max)	3.5 h	3.5 h
Poweridentical
AC adapter powerKnown for one	Unknown — not stated by the source	90 W
AC adapter input voltageKnown for one	Unknown — not stated by the source	100 - 240 V
DC-in jack	Yes	Yes
Securityidentical
Fingerprint readerKnown for one	Unknown — not stated by the source	Yes
Password protection type	BIOS	BIOS
HDD user passwordKnown for one	Unknown — not stated by the source	Yes
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
Weight & dimensions3 differ
WeightDiffers	3.4 kg	2.4 kg
WidthDiffers	396 mm	335.5 mm
DepthDiffers	286 mm	238 mm
HeightKnown for one	Unknown — not stated by the source	35 mm
Height (front)Known for one	3.52 cm	Unknown — not stated by the source
Height (rear)Known for one	4.4 cm	Unknown — not stated by the source
Packaging contentidentical
AC adapter includedKnown for one	Unknown — not stated by the source	Yes
Other features1 differ
Infrared data port	No	No
Compliance industry standardsKnown for one	Unknown — not stated by the source	IEEE 802.11a, IEEE 802.11g, IEEE 802.11n
Internal modem	Yes	Yes
Modem speed	56 Kbit/s	56 Kbit/s
Modem typeDiffers	ITU V.92	V.92
Supplied AC adapter type	AC	AC
Wake-on-LAN readyKnown for one	Yes	Unknown — not stated by the source
Wake-on-Ring readyKnown 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.

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