Product comparison · 2 laptops

Lenovo ThinkPad SL500 (2746E7G), FR vs Lenovo ThinkPad T400s-NSDCVSP

84specifications compared
37differ
47identical
44known for one product only

Key differences

Display diagonal
- ThinkPad SL500 (2746E7G), FR:39.1 cm (15.4")
- ThinkPad T400s-NSDCVSP:35.8 cm (14.1")
Display resolution
- ThinkPad SL500 (2746E7G), FR:1280 x 800 pixels
- ThinkPad T400s-NSDCVSP:1440 x 900 pixels
Processor model
- ThinkPad SL500 (2746E7G), FR:T5870
- ThinkPad T400s-NSDCVSP:SP9400
Processor frequency
- ThinkPad SL500 (2746E7G), FR:2 GHz
- ThinkPad T400s-NSDCVSP:2.4 GHz
Processor cache
- ThinkPad SL500 (2746E7G), FR:2 MB
- ThinkPad T400s-NSDCVSP:6 MB
Processor front side bus
- ThinkPad SL500 (2746E7G), FR:800 MHz
- ThinkPad T400s-NSDCVSP:1066 MHz
Processor socket
- ThinkPad SL500 (2746E7G), FR:LGA 3647 (Socket P)
- ThinkPad T400s-NSDCVSP:BGA 956
Processor lithography
- ThinkPad SL500 (2746E7G), FR:65 nm
- ThinkPad T400s-NSDCVSP:45 nm

Side by side

Differences highlightedShow differences only

Comparison of ThinkPad SL500 (2746E7G), FR, ThinkPad T400s-NSDCVSP
128 specifications	A Lenovo ThinkPad SL500 (2746E7G), FR View product	B Lenovo ThinkPad T400s-NSDCVSP View product
Designidentical
Product colourKnown for one	Unknown — not stated by the source	Black
Display2 differ
Display diagonalDiffers	39.1 cm (15.4")	35.8 cm (14.1")
Display resolutionDiffers	1280 x 800 pixels	1440 x 900 pixels
Native aspect ratio	16:10	16:10
Processor12 differ
Processor manufacturer	Intel	Intel
Processor family	Intel® Core™2 Duo	Intel® Core™2 Duo
Processor modelDiffers	T5870	SP9400
Processor cores	2	2
Processor threadsKnown for one	Unknown — not stated by the source	2
Processor frequencyDiffers	2 GHz	2.4 GHz
Processor cacheDiffers	2 MB	6 MB
Processor cache type	L2	L2
Processor front side busDiffers	800 MHz	1066 MHz
Processor socketDiffers	LGA 3647 (Socket P)	BGA 956
Processor lithographyDiffers	65 nm	45 nm
Processor operating modes	64-bit	64-bit
Processor seriesDiffers	Intel Core 2 Duo T5000 Series	Intel Core 2 Duo SP9000 Series
Processor codenameKnown for one	Unknown — not stated by the source	Penryn
Bus typeKnown for one	Unknown — not stated by the source	FSB
FSB Parity	No	No
Thermal Design Power (TDP)Differs	35 W	25 W
TjunctionDiffers	100 °C	105 °C
Number of Processing Die TransistorsDiffers	291 M	410 M
Processing Die sizeDiffers	143 mm²	107 mm²
CPU multiplier (bus/core ratio)Differs	10	9
ECC supported by processorKnown for one	Unknown — not stated by the source	No
SteppingKnown for one	M0	Unknown — not stated by the source
Memory3 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 memoryDiffers	4 GB	8 GB
Storage1 differ
Total storage capacity	250 GB	250 GB
HDD interface	SATA	SATA
Card reader integratedDiffers	Yes	No
HDD speedKnown for one	5400 RPM	Unknown — not stated by the source
Compatible memory cardsKnown for one	MMC, MS Pro, SD, SDHC, xD	Unknown — not stated by the source
Graphicsidentical
Discrete graphics card	Yes	Yes
Discrete graphics card model	Intel® GMA 4500MHD	Intel® GMA 4500MHD
Audio2 differ
Audio systemDiffers	Conexant Azalia 24-bit	High Definition Audio
Number of built-in speakers	2	2
Speaker powerDiffers	3 W	2 W
Network2 differ
Networking featuresDiffers	WLAN, Gigabit Ethernet	Gigabit Ethernet, WLAN
Wireless technologyDiffers	ntel WiFi 5100AGN	Intel WiFi Link 5300AGN
Bluetooth	No	No
Cabling technologyKnown for one	10/100/1000Base-T(X)	Unknown — not stated by the source
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) portsDiffers	1	0
Headphone outputs	1	1
S/PDIF out portDiffers	No	Yes
Microphone in	Yes	Yes
Docking connector	No	No
ExpressCard slot	Yes	Yes
CardBus PCMCIA slots quantityDiffers	0	1
CardBus PCMCIA slot type	No	No
SmartCard slot	No	No
Modem (RJ-11) portsDiffers	1	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
Pointing device	ThinkPad UltraNav	ThinkPad UltraNav
Keyboard layoutKnown for one	QWERTY	Unknown — not stated by the source
Softwareidentical
Operating system installed	Windows Vista Business	Windows Vista Business
Drivers includedKnown for one	Yes	Unknown — not stated by the source
Trial softwareKnown for one	Microsoft Office 2007	Unknown — not stated by the source
Processor special features3 differ
Intel® Wireless Display (Intel® WiDi)Known for one	Unknown — not stated by the source	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	No
Intel 64	Yes	Yes
Intel Clear Video TechnologyKnown for one	Unknown — not stated by the source	No
Intel Demand Based Switching	No	No
Intel Dual Display Capable TechnologyKnown for one	Unknown — not stated by the source	No
Intel Enhanced Halt StateKnown for one	Unknown — not stated by the source	No
Intel FDI TechnologyKnown for one	Unknown — not stated by the source	No
Intel Fast Memory AccessKnown for one	Unknown — not stated by the source	No
Intel Flex Memory AccessKnown for one	Unknown — not stated by the source	No
Intel Rapid Storage TechnologyKnown for one	Unknown — not stated by the source	No
Intel Trusted Execution TechnologyDiffers	No	Yes
Intel VT-x with Extended Page Tables (EPT)Known for one	Unknown — not stated by the source	No
Intel Virtualization Technology (VT-x)Known for one	Unknown — not stated by the source	Yes
Intel Virtualization Technology for Directed I/O (VT-d)Known for one	Unknown — not stated by the source	No
Intel® AES New Instructions (Intel® AES-NI)Known for one	Unknown — not stated by the source	No
Intel® Anti-Theft Technology (Intel® AT)Known for one	Unknown — not stated by the source	No
Intel® Clear Video HD Technology (Intel® CVT HD)Known for one	Unknown — not stated by the source	No
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)Known for one	Unknown — not stated by the source	No
Intel® Hyper Threading Technology (Intel® HT Technology)	No	No
Intel® InTru™ 3D TechnologyKnown for one	Unknown — not stated by the source	No
Intel® Insider™Known for one	Unknown — not stated by the source	No
Intel® My WiFi Technology (Intel® MWT)Known for one	Unknown — not stated by the source	No
Intel® Quick Sync Video TechnologyKnown for one	Unknown — not stated by the source	No
Intel® Turbo Boost Technology	No	No
Processor ARK IDDiffers	37034	36693
Processor package sizeDiffers	35 x 35 mm	22 x 22 mm
Thermal Monitoring TechnologiesKnown for one	Unknown — not stated by the source	No
Conflict-Free processorKnown for one	Unknown — not stated by the source	No
Processor codeKnown for one	SLAZR	Unknown — not stated by the source
Battery1 differ
Number of battery cells	6	6
Battery life (max)Differs	4 h	5.5 h
Poweridentical
AC adapter powerKnown for one	Unknown — not stated by the source	65 W
AC adapter input voltageKnown for one	Unknown — not stated by the source	100 - 240 V
DC-in jack	Yes	Yes
Security1 differ
Cable lock slot	Yes	Yes
Cable lock slot typeDiffers	IBM	Kensington
Fingerprint readerKnown for one	Unknown — not stated by the source	Yes
Trusted Platform Module (TPM)Known for one	Unknown — not stated by the source	Yes
Password protection typeKnown for one	Unknown — not stated by the source	BIOS
HDD user password	Yes	Yes
Weight & dimensions4 differ
WeightDiffers	2.9 kg	2.38 kg
WidthDiffers	358 mm	335 mm
DepthDiffers	260 mm	238 mm
HeightDiffers	39 mm	31.9 mm
Packaging contentidentical
AC adapter included	Yes	Yes
Other featuresidentical
Infrared data port	No	No
Internal modem	Yes	Yes
Modem speed	56 Kbit/s	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
Supplied AC adapter type	AC	AC
Cameraidentical
Front cameraKnown for one	No	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