Product comparison · 2 laptops

Acer Aspire 7738G-734G50MN vs Lenovo ThinkPad T400s

98specifications compared
31differ
67identical
34known for one product only

Key differences

Display diagonal
- Aspire 7738G-734G50MN:43.9 cm (17.3")
- ThinkPad T400s:35.8 cm (14.1")
Display resolution
- Aspire 7738G-734G50MN:1600 x 900 pixels
- ThinkPad T400s:1440 x 900 pixels
Native aspect ratio
- Aspire 7738G-734G50MN:16:9
- ThinkPad T400s:16:10
Processor model
- Aspire 7738G-734G50MN:P7350
- ThinkPad T400s:SP9400
Processor frequency
- Aspire 7738G-734G50MN:2 GHz
- ThinkPad T400s:2.4 GHz
Processor cache
- Aspire 7738G-734G50MN:3 MB
- ThinkPad T400s:6 MB
Processor socket
- Aspire 7738G-734G50MN:Socket 479
- ThinkPad T400s:BGA 956
Internal memory
- Aspire 7738G-734G50MN:4 GB
- ThinkPad T400s:2 GB

Side by side

Differences highlightedShow differences only

Comparison of Aspire 7738G-734G50MN, ThinkPad T400s
132 specifications	A Acer Aspire 7738G-734G50MN View product	B Lenovo ThinkPad T400s View product
Designidentical
Product type	Laptop	Laptop
Display3 differ
Display diagonalDiffers	43.9 cm (17.3")	35.8 cm (14.1")
Display resolutionDiffers	1600 x 900 pixels	1440 x 900 pixels
HD typeKnown for one	HD+	Unknown — not stated by the source
Native aspect ratioDiffers	16:9	16:10
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
Dual-screenKnown for one	Unknown — not stated by the source	No
Processor5 differ
Processor manufacturer	Intel	Intel
Processor family	Intel® Core™2 Duo	Intel® Core™2 Duo
Processor modelDiffers	P7350	SP9400
Processor cores	2	2
Processor threads	2	2
Processor frequencyDiffers	2 GHz	2.4 GHz
Processor cacheDiffers	3 MB	6 MB
Processor cache type	L2	L2
Processor front side bus	1066 MHz	1066 MHz
Processor socketDiffers	Socket 479	BGA 956
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 SP9000 Series
Processor codename	Penryn	Penryn
Bus type	FSB	FSB
FSB Parity	No	No
SteppingKnown for one	R0	Unknown — not stated by the source
Thermal Design Power (TDP)	25 W	25 W
Number of Processing Die Transistors	410 M	410 M
Processing Die size	107 mm²	107 mm²
ECC supported by processor	No	No
TjunctionKnown for one	Unknown — not stated by the source	105 °C
CPU multiplier (bus/core ratio)Known for one	Unknown — not stated by the source	9
Memory2 differ
Internal memoryDiffers	4 GB	2 GB
Internal memory type	DDR3-SDRAM	DDR3-SDRAM
Memory slotsKnown for one	2x SO-DIMM	Unknown — not stated by the source
Maximum internal memoryDiffers	4 GB	8 GB
Storage2 differ
Total storage capacityDiffers	500 GB	250 GB
HDD interface	SATA	SATA
HDD speedKnown for one	5400 RPM	Unknown — not stated by the source
Card reader integratedDiffers	Yes	No
Compatible memory cardsKnown for one	MMC, MS PRO, SD, xD	Unknown — not stated by the source
Optical drive typeKnown for one	Unknown — not stated by the source	DVD±RW
Graphics1 differ
Discrete graphics card	Yes	Yes
Discrete graphics card modelDiffers	NVIDIA® GeForce® GT 130M	Intel® GMA 4500MHD
Audioidentical
Audio system	High Definition Audio	High Definition Audio
Number of built-in speakersKnown for one	2	Unknown — not stated by the source
Network3 differ
Networking featuresDiffers	Gigabit Ethernet	Gigabit Ethernet, WLAN
Wireless technologyDiffers	IEEE 802.11a/g/n	802.11 a/g/n
BluetoothDiffers	No	Yes
Cabling technologyKnown for one	Unknown — not stated by the source	10/100/1000Base-T(X)
Ports & interfaces6 differ
USB 2.0 ports quantityDiffers	4	2
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) 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 slotDiffers	Yes	No
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 chipsetKnown for one	Intel® PM45 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
Bundled softwareKnown for one	Acer Arcade Deluxe featuring Cinema, Album, Music, Acer HomeMedia, Acer Bio-Protection, Acer Crystal Eye, Acer GridVista, Acer Backup Manager, Acer Launch Manager, Acer eRecovery Management, Acer PowerSmart Manager, Acer GameZone, Adobe Reader, Google Toolbar, Google Desktop, Adobe Flash Player, NTI	Unknown — not stated by the source
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 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 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	36750	36693
Processor codeKnown for one	SLGE3	Unknown — not stated by the source
Processor package sizeDiffers	35 x 35 mm	22 x 22 mm
Thermal Monitoring Technologies	No	No
Conflict-Free processor	No	No
Idle StatesKnown for one	Unknown — not stated by the source	No
Batteryidentical
Number of battery cells	6	6
Battery life (max)Known for one	2 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
Fingerprint readerKnown for one	Unknown — not stated by the source	Yes
HDD user passwordKnown for one	Unknown — not stated by the source	Yes
Weight & dimensions1 differ
WeightDiffers	3.25 kg	1.63 kg
WidthKnown for one	410 mm	Unknown — not stated by the source
DepthKnown for one	286 mm	Unknown — not stated by the source
Height (front)Known for one	3.5 cm	Unknown — not stated by the source
Height (rear)Known for one	4.15 cm	Unknown — not stated by the source
Dimensions (WxDxH)Known for one	Unknown — not stated by the source	335 x 238 x 32 mm
Other features1 differ
Infrared data portDiffers	Yes	No
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
Internal modem	Yes	Yes
Modem speed	56 Kbit/s	56 Kbit/s
Modem typeKnown for one	ITU V.92	Unknown — not stated by the source
Supplied AC adapter type	AC	AC
Power requirementsKnown for one	Unknown — not stated by the source	100V – 240V AC, 50Hz/60Hz
Intel segment taggingKnown for one	Unknown — not stated by the source	Home office, Small Business
Operational conditionsidentical
Operating temperature (T-T)Known for one	Unknown — not stated by the source	5 - 35 °C
Operating relative humidity (H-H)Known for one	Unknown — not stated by the source	30 - 80%
Packaging contentidentical
AC adapter includedKnown 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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