Product comparison · 2 laptops

Lenovo T 400 vs Lenovo ThinkPad T500+Docking

99specifications compared
19differ
80identical
20known for one product only

Key differences

Display diagonal
- T 400:35.8 cm (14.1")
- ThinkPad T500+Docking:39.1 cm (15.4")
Display resolution
- T 400:1400 x 900 pixels
- ThinkPad T500+Docking:1680 x 1050 pixels
Native aspect ratio
- T 400:14:9
- ThinkPad T500+Docking:16:10
Processor model
- T 400:P8600
- ThinkPad T500+Docking:P8700
Processor frequency
- T 400:2.4 GHz
- ThinkPad T500+Docking:2.53 GHz
Stepping
- T 400:R1
- ThinkPad T500+Docking:R0
CPU multiplier (bus/core ratio)
- T 400:9
- ThinkPad T500+Docking:9.5
Discrete graphics card model
- T 400:Intel® GMA 4500MHD
- ThinkPad T500+Docking:AMD Mobility Radeon HD 3650

Side by side

Differences highlightedShow differences only

Comparison of T 400, ThinkPad T500+Docking
119 specifications	A Lenovo T 400 View product	B Lenovo ThinkPad T500+Docking View product
Display3 differ
Display diagonalDiffers	35.8 cm (14.1")	39.1 cm (15.4")
Display resolutionDiffers	1400 x 900 pixels	1680 x 1050 pixels
Native aspect ratioDiffers	14:9	16:10
Dual-screen	No	No
HD typeKnown for one	HD+	Unknown — not stated by the source
Display number of coloursKnown for one	16.78 million colours	Unknown — not stated by the source
Processor4 differ
Processor manufacturer	Intel	Intel
Processor family	Intel® Core™2 Duo	Intel® Core™2 Duo
Processor modelDiffers	P8600	P8700
Processor cores	2	2
Processor threads	2	2
Processor frequencyDiffers	2.4 GHz	2.53 GHz
Processor cache	3 MB	3 MB
Processor cache type	L2	L2
Processor front side bus	1066 MHz	1066 MHz
Processor socket	Socket 479	Socket 479
Processor lithography	45 nm	45 nm
Processor operating modes	64-bit	64-bit
Processor series	Intel Core 2 Duo P8000 Series	Intel Core 2 Duo P8000 Series
Processor codename	Penryn	Penryn
Bus type	FSB	FSB
FSB Parity	No	No
SteppingDiffers	R1	R0
Thermal Design Power (TDP)	25 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	9	9.5
ECC supported by processor	No	No
Memoryidentical
Internal memory	2 GB	2 GB
Internal memory type	DDR3-SDRAM	DDR3-SDRAM
Maximum internal memoryKnown for one	Unknown — not stated by the source	4 GB
Memory clock speedKnown for one	1066 MHz	Unknown — not stated by the source
Storageidentical
Total storage capacity	250 GB	250 GB
HDD interface	SATA	SATA
HDD speed	5400 RPM	5400 RPM
Card reader integrated	Yes	Yes
Compatible memory cardsKnown for one	Unknown — not stated by the source	MMC, MS Pro, SD, SDHC, xD
Optical drive typeKnown for one	DVD±RW	Unknown — not stated by the source
Graphics1 differ
Discrete graphics card	Yes	Yes
Discrete graphics card modelDiffers	Intel® GMA 4500MHD	AMD Mobility Radeon HD 3650
Discrete graphics card memoryKnown for one	Unknown — not stated by the source	0.25 GB
Network1 differ
Networking featuresKnown for one	Unknown — not stated by the source	Gigabit Ethernet, WLAN
Wireless technologyDiffers	802.11a/g/b	802.11 a/g/n
Bluetooth	Yes	Yes
Cabling technologyKnown for one	Unknown — not stated by the source	10/100/1000Base-T(X)
Networking typeKnown for one	Gigabit Ethernet	Unknown — not stated by the source
Bluetooth versionKnown for one	2.0+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 quantity	0	0
DVI port	No	No
VGA (D-Sub) ports quantity	1	1
Firewire (IEEE 1394) ports	1	1
Headphone outputs	1	1
S/PDIF out port	No	No
Microphone in	Yes	Yes
Docking connectorDiffers	No	Yes
ExpressCard slot	Yes	Yes
CardBus PCMCIA slots quantityDiffers	1	0
CardBus PCMCIA slot typeDiffers	Type II	No
SmartCard slotDiffers	No	Yes
Modem (RJ-11) portsDiffers	0	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
Keyboardidentical
Pointing deviceKnown for one	Unknown — not stated by the source	ThinkPad UltraNav
Softwareidentical
Operating system installed	Windows Vista Business	Windows Vista Business
Processor special features2 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 States	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	Yes	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 Technology	Yes	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	35568	37006
Processor codeDiffers	SLGDZ	SLGFE
Processor package size	35 x 35 mm	35 x 35 mm
Thermal Monitoring Technologies	No	No
Conflict-Free processor	No	No
Batteryidentical
Number of battery cells	9	9
Battery life (max)Known for one	5 h	Unknown — not stated by the source
Poweridentical
DC-in jack	Yes	Yes
Securityidentical
Cable lock slotKnown for one	Unknown — not stated by the source	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 & dimensions2 differ
WeightDiffers	2.23 kg	2.63 kg
Dimensions (WxDxH)Differs	335.5 x 239 x 28.6 mm	357.5 x 255 x 33.5 mm
Packaging contentidentical
AC adapter includedKnown for one	Unknown — not stated by the source	Yes
Other features1 differ
Infrared data port	No	No
Internal modemDiffers	No	Yes
Intel segment tagging	Home office, Small Business	Home office, Small Business
Supplied AC adapter type	AC	AC
Audioidentical
Number of built-in speakersKnown for one	2	Unknown — not stated by the source
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.

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