Product comparison · 2 laptops

Lenovo ThinkPad SL510 + 41C9431 vs Lenovo ThinkPad T400s + ThinkPlus L45

98specifications compared
26differ
72identical
21known for one product only

Key differences

Display diagonal
- ThinkPad SL510 + 41C9431:39.6 cm (15.6")
- ThinkPad T400s + ThinkPlus L45:35.8 cm (14.1")
Display resolution
- ThinkPad SL510 + 41C9431:1366 x 768 pixels
- ThinkPad T400s + ThinkPlus L45:1440 x 900 pixels
Native aspect ratio
- ThinkPad SL510 + 41C9431:16:9
- ThinkPad T400s + ThinkPlus L45:16:10
Processor model
- ThinkPad SL510 + 41C9431:T6670
- ThinkPad T400s + ThinkPlus L45:SP9400
Processor frequency
- ThinkPad SL510 + 41C9431:2.2 GHz
- ThinkPad T400s + ThinkPlus L45:2.4 GHz
Processor cache
- ThinkPad SL510 + 41C9431:2 MB
- ThinkPad T400s + ThinkPlus L45:6 MB
Processor front side bus
- ThinkPad SL510 + 41C9431:800 MHz
- ThinkPad T400s + ThinkPlus L45:1066 MHz
Processor socket
- ThinkPad SL510 + 41C9431:Socket 478
- ThinkPad T400s + ThinkPlus L45:BGA 956

Side by side

Differences highlightedShow differences only

Comparison of ThinkPad SL510 + 41C9431, ThinkPad T400s + ThinkPlus L45
119 specifications	A Lenovo ThinkPad SL510 + 41C9431 View product	B Lenovo ThinkPad T400s + ThinkPlus L45 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
Dual-screenKnown for one	No	Unknown — not stated by the source
Processor8 differ
Processor manufacturer	Intel	Intel
Processor family	Intel® Core™2 Duo	Intel® Core™2 Duo
Processor modelDiffers	T6670	SP9400
Processor cores	2	2
Processor threads	2	2
Processor frequencyDiffers	2.2 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	Socket 478	BGA 956
Processor lithography	45 nm	45 nm
Processor operating modes	64-bit	64-bit
Processor seriesDiffers	Intel Core 2 Duo T6000 Series	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
Tjunction	105 °C	105 °C
Number of Processing Die Transistors	410 M	410 M
Processing Die size	107 mm²	107 mm²
CPU multiplier (bus/core ratio)Differs	11	9
ECC supported by processor	No	No
Memory1 differ
Internal memoryDiffers	3 GB	4 GB
Internal memory type	DDR3-SDRAM	DDR3-SDRAM
Memory layout (slots x size)Known for one	Unknown — not stated by the source	2 x 2 GB
Memory slotsKnown for one	Unknown — not stated by the source	2x SO-DIMM
Maximum internal memory	8 GB	8 GB
Storage2 differ
Total storage capacityDiffers	320 GB	128 GB
Card reader integratedDiffers	Yes	No
HDD interfaceKnown for one	SATA	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
Audioidentical
Audio system	High Definition Audio	High Definition Audio
Number of built-in speakersKnown for one	Unknown — not stated by the source	2
Speaker powerKnown for one	Unknown — not stated by the source	2 W
Network2 differ
Networking featuresDiffers	Gigabit Ethernet, WLAN	Gigabit Ethernet
Wireless technologyDiffers	802.11 a/g/n	IEEE 802.11a/g/n
Bluetooth	Yes	Yes
Cabling technologyKnown for one	10/100/1000Base-T(X)	Unknown — not stated by the source
Ports & interfaces5 differ
USB 2.0 ports quantity	3	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) ports	0	0
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) 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
Softwareidentical
Operating system installed	Windows 7 Professional	Windows 7 Professional
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	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)	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	42109	36693
Processor package sizeDiffers	35 x 35 mm	22 x 22 mm
Thermal Monitoring Technologies	No	No
Conflict-Free processor	No	No
Batteryidentical
Number of battery cells	6	6
Battery life (max)Known for one	Unknown — not stated by the source	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 & dimensions1 differ
WeightDiffers	2.56 kg	2.38 kg
WidthKnown for one	Unknown — not stated by the source	335 mm
DepthKnown for one	Unknown — not stated by the source	238 mm
HeightKnown for one	Unknown — not stated by the source	32 mm
Dimensions (WxDxH)Known for one	387 x 247 x 36 mm	Unknown — not stated by the source
Other features1 differ
Infrared data port	No	No
Internal modemDiffers	Yes	No
Intel segment taggingKnown for one	Unknown — not stated by the source	Home office, Small Business
Supplied AC adapter type	AC	AC
Power requirementsKnown for one	100V – 240V AC, 50Hz/60Hz	Unknown — not stated by the source
Modem speedKnown for one	56 Kbit/s	Unknown — not stated by the source
Operational conditionsidentical
Operating temperature (T-T)Known for one	5 - 35 °C	Unknown — not stated by the source
Operating relative humidity (H-H)Known for one	30 - 80%	Unknown — not stated by the source
Packaging contentidentical
AC adapter includedKnown 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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