Product comparison · 2 laptops

Lenovo ThinkPad SL510 T6570-2.1G 250GB vs Lenovo ThinkPad T400 (647425G), US

91specifications compared
27differ
64identical
45known for one product only

Key differences

Display diagonal
- ThinkPad SL510 T6570-2.1G 250GB:39.6 cm (15.6")
- ThinkPad T400 (647425G), US:35.8 cm (14.1")
Display resolution
- ThinkPad SL510 T6570-2.1G 250GB:1366 x 768 pixels
- ThinkPad T400 (647425G), US:1440 x 900 pixels
Native aspect ratio
- ThinkPad SL510 T6570-2.1G 250GB:16:9
- ThinkPad T400 (647425G), US:16:10
Display surface
- ThinkPad SL510 T6570-2.1G 250GB:Matt
- ThinkPad T400 (647425G), US:Gloss
Processor model
- ThinkPad SL510 T6570-2.1G 250GB:T6570
- ThinkPad T400 (647425G), US:P8600
Processor frequency
- ThinkPad SL510 T6570-2.1G 250GB:2.1 GHz
- ThinkPad T400 (647425G), US:2.4 GHz
Processor cache
- ThinkPad SL510 T6570-2.1G 250GB:2 MB
- ThinkPad T400 (647425G), US:3 MB
Processor socket
- ThinkPad SL510 T6570-2.1G 250GB:Socket 478
- ThinkPad T400 (647425G), US:Socket 479

Side by side

Differences highlightedShow differences only

Comparison of ThinkPad SL510 T6570-2.1G 250GB, ThinkPad T400 (647425G), US
136 specifications	A Lenovo ThinkPad SL510 T6570-2.1G 250GB View product	B Lenovo ThinkPad T400 (647425G), US View product
Display4 differ
Display diagonalDiffers	39.6 cm (15.6")	35.8 cm (14.1")
Display resolutionDiffers	1366 x 768 pixels	1440 x 900 pixels
LED backlightKnown for one	Unknown — not stated by the source	Yes
Native aspect ratioDiffers	16:9	16:10
Display surfaceDiffers	Matt	Gloss
Processor7 differ
Processor manufacturer	Intel	Intel
Processor family	Intel® Core™2 Duo	Intel® Core™2 Duo
Processor modelDiffers	T6570	P8600
Processor cores	2	2
Processor threads	2	2
Processor frequencyDiffers	2.1 GHz	2.4 GHz
Processor cacheDiffers	2 MB	3 MB
Processor cache type	L2	L2
Processor front side busKnown for one	Unknown — not stated by the source	1066 MHz
Processor socketDiffers	Socket 478	Socket 479
Processor lithography	45 nm	45 nm
Processor operating modesDiffers	32-bit, 64-bit	64-bit
Processor seriesKnown for one	Unknown — not stated by the source	Intel Core 2 Duo P8000 Series
Processor codename	Penryn	Penryn
Bus typeKnown for one	Unknown — not stated by the source	FSB
FSB Parity	No	No
SteppingKnown for one	Unknown — not stated by the source	R1
Thermal Design Power (TDP)Differs	35 W	25 W
TjunctionDiffers	100 °C	105 °C
Number of Processing Die Transistors	410 M	410 M
Processing Die size	107 mm²	107 mm²
CPU multiplier (bus/core ratio)Known for one	Unknown — not stated by the source	9
ECC supported by processor	No	No
Processor core voltage (AC)Known for one	1.00 - 1.250 V	Unknown — not stated by the source
Memoryidentical
Internal memory	2 GB	2 GB
Internal memory type	DDR3-SDRAM	DDR3-SDRAM
Memory clock speed	1066 MHz	1066 MHz
Memory layout (slots x size)Known for one	Unknown — not stated by the source	1 x 2 GB
Maximum internal memory	4 GB	4 GB
Storage2 differ
Total storage capacityDiffers	250 GB	160 GB
Number of HDDs installedKnown for one	Unknown — not stated by the source	1
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	Memory Stick (MS), MMC, MS PRO, SD, SDHC	Unknown — not stated by the source
Graphics1 differ
Discrete graphics card	Yes	Yes
Discrete graphics card modelDiffers	Intel® GMA X4500HD	Intel® GMA 4500MHD
Graphics card familyKnown for one	Intel	Unknown — not stated by the source
Maximum graphics card memoryKnown for one	0.384 GB	Unknown — not stated by the source
Audioidentical
Audio systemKnown for one	Unknown — not stated by the source	HDA 24-bit
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
Cameraidentical
Front cameraKnown for one	Unknown — not stated by the source	No
Network2 differ
Networking featuresDiffers	10/100/1000 LAN	Gigabit Ethernet, WLAN
Wireless technologyKnown for one	Unknown — not stated by the source	Intel WiFi 5100AGN
BluetoothDiffers	Yes	No
Cabling technologyKnown for one	Unknown — not stated by the source	10/100/1000Base-T(X)
Wi-FiKnown for one	Yes	Unknown — not stated by the source
Bluetooth versionKnown for one	2.1+EDR	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) 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	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
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityKnown for one	0	Unknown — not stated by the source
eSATA ports quantityKnown for one	0	Unknown — not stated by the source
DisplayPorts quantityKnown for one	0	Unknown — not stated by the source
Software1 differ
Operating system installedDiffers	Windows 7 Professional	Windows Vista Business
Drivers includedKnown for one	Unknown — not stated by the source	Yes
Trial softwareKnown for one	Unknown — not stated by the source	Microsoft Office 2007
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	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 StateDiffers	No	Yes
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	42841	35568
Processor codeKnown for one	Unknown — not stated by the source	SLGDZ
Processor package sizeKnown for one	Unknown — not stated by the source	35 x 35 mm
Thermal Monitoring Technologies	No	No
Conflict-Free processor	No	No
Batteryidentical
Number of battery cellsKnown for one	Unknown — not stated by the source	6
Battery life (max)Known for one	Unknown — not stated by the source	6.6 h
Poweridentical
DC-in jack	Yes	Yes
Security1 differ
Cable lock slotDiffers	No	Yes
Cable lock slot typeKnown for one	Unknown — not stated by the source	IBM
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	2.56 kg	2.2 kg
WidthKnown for one	Unknown — not stated by the source	335.5 mm
DepthKnown for one	Unknown — not stated by the source	239 mm
HeightKnown for one	Unknown — not stated by the source	31.9 mm
Dimensions (WxDxH)Known for one	358 x 260 x 39 mm	Unknown — not stated by the source
Packaging contentidentical
AC adapter includedKnown for one	Unknown — not stated by the source	Yes
Remote control includedKnown for one	No	Unknown — not stated by the source
Other featuresidentical
Infrared data port	No	No
Internal modem	Yes	Yes
Modem speed	56 Kbit/s	56 Kbit/s
Intel segment taggingKnown for one	Unknown — not stated by the source	Home office, Small Business
Supplied AC adapter type	AC	AC
Wake-on-LAN readyKnown for one	Yes	Unknown — not stated by the source
TV tuner integratedKnown for one	No	Unknown — not stated by the source
Modem typeKnown for one	V.90	Unknown — not stated by the source
Designidentical
Product colourKnown for one	Black	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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