Product comparison · 2 laptops

Lenovo ThinkPad SL510 + ServicePack 3yr On-Site vs Lenovo ThinkPad T400 (2808D9G)

104specifications compared
34differ
70identical
22known for one product only

Key differences

Display diagonal
- ThinkPad SL510 + ServicePack 3yr On-Site:39.6 cm (15.6")
- ThinkPad T400 (2808D9G):35.8 cm (14.1")
Display resolution
- ThinkPad SL510 + ServicePack 3yr On-Site:1366 x 768 pixels
- ThinkPad T400 (2808D9G):1440 x 900 pixels
Native aspect ratio
- ThinkPad SL510 + ServicePack 3yr On-Site:16:9
- ThinkPad T400 (2808D9G):16:10
Processor family
- ThinkPad SL510 + ServicePack 3yr On-Site:Intel® Celeron® M
- ThinkPad T400 (2808D9G):Intel® Core™2 Duo
Processor model
- ThinkPad SL510 + ServicePack 3yr On-Site:T3000
- ThinkPad T400 (2808D9G):SP9400
Processor frequency
- ThinkPad SL510 + ServicePack 3yr On-Site:1.8 GHz
- ThinkPad T400 (2808D9G):2.4 GHz
Processor cache
- ThinkPad SL510 + ServicePack 3yr On-Site:1 MB
- ThinkPad T400 (2808D9G):6 MB
Processor front side bus
- ThinkPad SL510 + ServicePack 3yr On-Site:800 MHz
- ThinkPad T400 (2808D9G):1066 MHz

Side by side

Differences highlightedShow differences only

Comparison of ThinkPad SL510 + ServicePack 3yr On-Site, ThinkPad T400 (2808D9G)
126 specifications	A Lenovo ThinkPad SL510 + ServicePack 3yr On-Site View product	B Lenovo ThinkPad T400 (2808D9G)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
Native aspect ratioDiffers	16:9	16:10
Display surfaceKnown for one	Unknown — not stated by the source	Gloss
Processor7 differ
Processor manufacturer	Intel	Intel
Processor familyDiffers	Intel® Celeron® M	Intel® Core™2 Duo
Processor modelDiffers	T3000	SP9400
Processor cores	2	2
Processor threads	2	2
Processor frequencyDiffers	1.8 GHz	2.4 GHz
Processor cacheDiffers	1 MB	6 MB
Processor cache type	L2	L2
Processor front side busDiffers	800 MHz	1066 MHz
Processor socketDiffers	Socket 478	BGA 956
Processor lithography	45 nm	45 nm
Processor operating modes	64-bit	64-bit
Processor seriesKnown for one	Unknown — not stated by the source	Intel Core 2 Duo SP9000 Series
Processor codename	Penryn	Penryn
Bus type	FSB	FSB
FSB Parity	No	No
Thermal Design Power (TDP)Differs	35 W	25 W
TjunctionKnown for one	Unknown — not stated by the source	105 °C
Number of Processing Die Transistors	410 M	410 M
Processing Die size	107 mm²	107 mm²
CPU multiplier (bus/core ratio)	9	9
ECC supported by processor	No	No
SteppingKnown for one	R0	Unknown — not stated by the source
TcaseKnown for one	105 °C	Unknown — not stated by the source
Memory2 differ
Internal memoryDiffers	2 GB	4 GB
Internal memory type	DDR3-SDRAM	DDR3-SDRAM
Memory clock speedKnown for one	Unknown — not stated by the source	1066 MHz
Memory layout (slots x size)Differs	1 x 2 GB	2 x 2 GB
Maximum internal memory	8 GB	8 GB
Memory slotsKnown for one	2x SO-DIMM	Unknown — not stated by the source
Storage2 differ
Total storage capacityDiffers	250 GB	128 GB
HDD interface	SATA	SATA
Optical drive typeKnown for one	Unknown — not stated by the source	DVD-RW
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
Graphics1 differ
Discrete graphics card	Yes	Yes
Discrete graphics card modelDiffers	Intel® GMA 4500M	Intel® GMA 4500MHD
Audio2 differ
Audio systemDiffers	High Definition Audio	HDA 24-bit
Number of built-in speakers	2	2
Speaker powerDiffers	3 W	2 W
Network2 differ
Networking featuresDiffers	Ethernet, Fast Ethernet	Gigabit Ethernet, WLAN
Wireless technologyDiffers	IEEE 802.11a/g/n	Intel WiFi 5100AGN
Bluetooth	Yes	Yes
Bluetooth versionKnown for one	Unknown — not stated by the source	2.0+EDR
Cabling technologyKnown for one	Unknown — not stated by the source	10/100/1000Base-T(X)
Ports & interfaces5 differ
USB 2.0 ports quantity	3	3
eSATA ports quantity	1	1
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 portDiffers	Yes	No
Microphone in	Yes	Yes
Docking connectorDiffers	No	Yes
ExpressCard slot	No	No
CardBus PCMCIA slots quantity	0	0
CardBus PCMCIA slot type	No	No
SmartCard slotDiffers	Yes	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
Pointing device	ThinkPad UltraNav	ThinkPad UltraNav
Keyboard layoutKnown for one	Unknown — not stated by the source	QWERTY
Softwareidentical
Operating system installedKnown for one	Unknown — not stated by the source	Windows 7 Professional
Drivers includedKnown for one	Unknown — not stated by the source	Yes
Processor special features5 differ
Intel® Wireless Display (Intel® WiDi)	No	No
Embedded options available	No	No
Enhanced Intel SpeedStep TechnologyDiffers	No	Yes
Execute Disable Bit	Yes	Yes
Idle StatesKnown for one	Unknown — not stated by the source	No
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	40738	36693
Processor package sizeDiffers	35 x 35 mm	22 x 22 mm
Thermal Monitoring Technologies	No	No
Conflict-Free processor	No	No
Processor codeKnown for one	SLGMY	Unknown — not stated by the source
Battery1 differ
Number of battery cells	6	6
Battery life (max)Differs	4 h	5.5 h
Poweridentical
DC-in jack	Yes	Yes
Securityidentical
Cable lock slot	Yes	Yes
Cable lock slot type	IBM	IBM
Fingerprint readerKnown for one	Unknown — not stated by the source	Yes
HDD user password	Yes	Yes
Weight & dimensions4 differ
WeightDiffers	2.24 kg	2.38 kg
WidthDiffers	380 mm	335 mm
DepthDiffers	247 mm	238 mm
HeightDiffers	32 mm	31.9 mm
Packaging contentidentical
AC adapter includedKnown for one	Unknown — not stated by the source	Yes
Other featuresidentical
Infrared data port	No	No
Internal modem	No	No
Modem speedKnown for one	Unknown — not stated by the source	56 Kbit/s
Intel segment taggingKnown for one	Unknown — not stated by the source	Home office, Small Business
Supplied AC adapter type	AC	AC
Performanceidentical
Motherboard chipsetKnown for one	Intel® GL40 Express	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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