Product comparison · 2 laptops

Lenovo ThinkPad T400 + 39T4590 vs Lenovo ThinkPad T500 (20828WG) + Mini Dock, UK

104specifications compared
9differ
95identical
31known for one product only

Key differences

Display diagonal
- ThinkPad T400 + 39T4590:35.8 cm (14.1")
- ThinkPad T500 (20828WG) + Mini Dock, UK:39.1 cm (15.4")
Discrete graphics card model
- ThinkPad T400 + 39T4590:Intel® GMA 4500MHD
- ThinkPad T500 (20828WG) + Mini Dock, UK:AMD Mobility Radeon HD 3650
Audio system
- ThinkPad T400 + 39T4590:High Definition Audio
- ThinkPad T500 (20828WG) + Mini Dock, UK:Conexant CX20561-12Z
Wireless technology
- ThinkPad T400 + 39T4590:802.11 a/g/n
- ThinkPad T500 (20828WG) + Mini Dock, UK:Intel 5300AGN
Firewire (IEEE 1394) ports
- ThinkPad T400 + 39T4590:1
- ThinkPad T500 (20828WG) + Mini Dock, UK:0
ExpressCard slot
- ThinkPad T400 + 39T4590:Yes
- ThinkPad T500 (20828WG) + Mini Dock, UK:No
SmartCard slot
- ThinkPad T400 + 39T4590:Yes
- ThinkPad T500 (20828WG) + Mini Dock, UK:No
Number of battery cells
- ThinkPad T400 + 39T4590:6
- ThinkPad T500 (20828WG) + Mini Dock, UK:9

Side by side

Differences highlightedShow differences only

Comparison of ThinkPad T400 + 39T4590, ThinkPad T500 (20828WG) + Mini Dock, UK
135 specifications	A Lenovo ThinkPad T400 + 39T4590 View product	B Lenovo ThinkPad T500 (20828WG) + Mini Dock, UK View product
Display1 differ
Display diagonalDiffers	35.8 cm (14.1")	39.1 cm (15.4")
Display resolutionKnown for one	Unknown — not stated by the source	1680 x 1050 pixels
Native aspect ratioKnown for one	Unknown — not stated by the source	16:10
Display surfaceKnown for one	Unknown — not stated by the source	Gloss
Dual-screenKnown for one	No	Unknown — not stated by the source
Processoridentical
Processor manufacturer	Intel	Intel
Processor family	Intel® Core™2 Duo	Intel® Core™2 Duo
Processor model	P8700	P8700
Processor cores	2	2
Processor threads	2	2
Processor frequency	2.53 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
Stepping	R0	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)	9.5	9.5
ECC supported by processor	No	No
Memoryidentical
Internal memory	2 GB	2 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)Known for one	Unknown — not stated by the source	1 x 2 GB
Maximum internal memoryKnown for one	Unknown — not stated by the source	8 GB
Storageidentical
Total storage capacity	320 GB	320 GB
Number of HDDs installedKnown for one	Unknown — not stated by the source	1
HDD interface	SATA	SATA
HDD speedKnown for one	Unknown — not stated by the source	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-ROM	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 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
Network1 differ
Networking features	Gigabit Ethernet, WLAN	Gigabit Ethernet, WLAN
Wireless technologyDiffers	802.11 a/g/n	Intel 5300AGN
Bluetooth	Yes	Yes
Bluetooth versionKnown for one	Unknown — not stated by the source	2.0+EDR
Cabling technology	10/100/1000Base-T(X)	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 featuresidentical
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 ID	37006	37006
Processor code	SLGFE	SLGFE
Processor package size	35 x 35 mm	35 x 35 mm
Thermal Monitoring Technologies	No	No
Conflict-Free processor	No	No
Battery1 differ
Number of battery cellsDiffers	6	9
Battery life (max)Known for one	Unknown — not stated by the source	9.4 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
Password protection typeKnown for one	BIOS	Unknown — not stated by the source
Weight & dimensions1 differ
WeightDiffers	2.14 kg	2.63 kg
WidthKnown for one	Unknown — not stated by the source	357.5 mm
DepthKnown for one	Unknown — not stated by the source	255 mm
HeightKnown for one	Unknown — not stated by the source	33.5 mm
Dimensions (WxDxH)Known for one	335.5 x 238 x 32 mm	Unknown — not stated by the source
Packaging contentidentical
AC adapter included	Yes	Yes
Other featuresidentical
Infrared data port	No	No
Internal modem	Yes	Yes
Modem speed	56 Kbit/s	56 Kbit/s
Modem typeKnown for one	Unknown — not stated by the source	56K V.90
Intel segment tagging	Home office, Small Business	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
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

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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