Product comparison · 2 laptops

Lenovo ThinkPad T400 + ThinkPad Advanced Mini Dock vs Lenovo ThinkPad T500 (20828WG) + Mini Dock, UK

116specifications compared
26differ
90identical
14known for one product only

Key differences

Display diagonal
- ThinkPad T400 + ThinkPad Advanced Mini Dock:35.8 cm (14.1")
- ThinkPad T500 (20828WG) + Mini Dock, UK:39.1 cm (15.4")
Display resolution
- ThinkPad T400 + ThinkPad Advanced Mini Dock:1280 x 800 pixels
- ThinkPad T500 (20828WG) + Mini Dock, UK:1680 x 1050 pixels
Processor model
- ThinkPad T400 + ThinkPad Advanced Mini Dock:P8400
- ThinkPad T500 (20828WG) + Mini Dock, UK:P8700
Processor frequency
- ThinkPad T400 + ThinkPad Advanced Mini Dock:2.26 GHz
- ThinkPad T500 (20828WG) + Mini Dock, UK:2.53 GHz
Processor socket
- ThinkPad T400 + ThinkPad Advanced Mini Dock:Socket 478
- ThinkPad T500 (20828WG) + Mini Dock, UK:Socket 479
Stepping
- ThinkPad T400 + ThinkPad Advanced Mini Dock:M0
- ThinkPad T500 (20828WG) + Mini Dock, UK:R0
CPU multiplier (bus/core ratio)
- ThinkPad T400 + ThinkPad Advanced Mini Dock:8.5
- ThinkPad T500 (20828WG) + Mini Dock, UK:9.5
Maximum internal memory
- ThinkPad T400 + ThinkPad Advanced Mini Dock:4 GB
- ThinkPad T500 (20828WG) + Mini Dock, UK:8 GB

Side by side

Differences highlightedShow differences only

Comparison of ThinkPad T400 + ThinkPad Advanced Mini Dock, ThinkPad T500 (20828WG) + Mini Dock, UK
130 specifications	A Lenovo ThinkPad T400 + ThinkPad Advanced Mini Dock View product	B Lenovo ThinkPad T500 (20828WG) + Mini Dock, UK View product
Display2 differ
Display diagonalDiffers	35.8 cm (14.1")	39.1 cm (15.4")
Display resolutionDiffers	1280 x 800 pixels	1680 x 1050 pixels
Native aspect ratio	16:10	16:10
Display surfaceKnown for one	Unknown — not stated by the source	Gloss
Processor5 differ
Processor manufacturer	Intel	Intel
Processor family	Intel® Core™2 Duo	Intel® Core™2 Duo
Processor modelDiffers	P8400	P8700
Processor cores	2	2
Processor threads	2	2
Processor frequencyDiffers	2.26 GHz	2.53 GHz
Processor cache	3 MB	3 MB
Processor cache type	L2	L2
Processor front side bus	1066 MHz	1066 MHz
Processor socketDiffers	Socket 478	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	M0	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	8.5	9.5
ECC supported by processor	No	No
Memory1 differ
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)	1 x 2 GB	1 x 2 GB
Maximum internal memoryDiffers	4 GB	8 GB
Memory slotsKnown for one	2x SO-DIMM	Unknown — not stated by the source
Storage1 differ
Total storage capacityDiffers	250 GB	320 GB
Number of HDDs installedKnown for one	Unknown — not stated by the source	1
HDD interface	SATA	SATA
HDD speed	5400 RPM	5400 RPM
Card reader integrated	Yes	Yes
Compatible memory cards	MMC, MS Pro, SD, SDHC, xD	MMC, MS Pro, SD, SDHC, xD
Optical drive typeKnown for one	DVD±RW	Unknown — not stated by the source
Graphics1 differ
On-board graphics cardKnown for one	Unknown — not stated by the source	No
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
On-board graphics card modelKnown for one	Unknown — not stated by the source	Not available
Audio1 differ
Audio systemDiffers	High Definition Audio	Conexant CX20561-12Z
Number of built-in speakers	2	2
Speaker power	2 W	2 W
Cameraidentical
Front cameraKnown for one	Unknown — not stated by the source	No
Network2 differ
Networking featuresDiffers	Gigabit Ethernet	Gigabit Ethernet, WLAN
Wireless technologyDiffers	IEEE 802.11a/g/n	Intel 5300AGN
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 & interfaces3 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) portsDiffers	1	0
Headphone outputs	1	1
S/PDIF out port	No	No
Microphone in	Yes	Yes
Docking connector	Yes	Yes
ExpressCard slotDiffers	Yes	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
Keyboardidentical
Pointing device	ThinkPad UltraNav	ThinkPad UltraNav
Keyboard layoutKnown for one	Unknown — not stated by the source	AZERTY
Softwareidentical
Operating system installed	Windows Vista Business	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 availableDiffers	Yes	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	35569	37006
Processor codeDiffers	SL3BU	SLGFE
Processor package size	35 x 35 mm	35 x 35 mm
Thermal Monitoring Technologies	No	No
Conflict-Free processor	No	No
Battery2 differ
Number of battery cellsDiffers	6	9
Battery life (max)Differs	6.6 h	9.4 h
Poweridentical
DC-in jack	Yes	Yes
Securityidentical
Cable lock slot	Yes	Yes
Cable lock slot type	IBM	IBM
Fingerprint reader	Yes	Yes
HDD user password	Yes	Yes
Weight & dimensions4 differ
WeightDiffers	2.38 kg	2.63 kg
WidthDiffers	335.5 mm	357.5 mm
DepthDiffers	238 mm	255 mm
HeightDiffers	32 mm	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 modem	Yes	Yes
Modem speed	56 Kbit/s	56 Kbit/s
Modem typeDiffers	V.90	56K V.90
Intel segment tagging	Home office, Small Business	Home office, Small Business
Supplied AC adapter type	AC	AC

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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