Product comparison · 2 laptops

Lenovo T400 (2767-R8G) vs Lenovo T400 (6474-P2G)

115specifications compared
18differ
97identical
6known for one product only

Key differences

Processor model
- T400 (2767-R8G):T9400
- T400 (6474-P2G):P8400
Processor frequency
- T400 (2767-R8G):2.53 GHz
- T400 (6474-P2G):2.26 GHz
Processor cache
- T400 (2767-R8G):6 MB
- T400 (6474-P2G):3 MB
Processor socket
- T400 (2767-R8G):Socket 479
- T400 (6474-P2G):Socket 478
Stepping
- T400 (2767-R8G):E0
- T400 (6474-P2G):M0
Thermal Design Power (TDP)
- T400 (2767-R8G):35 W
- T400 (6474-P2G):25 W
CPU multiplier (bus/core ratio)
- T400 (2767-R8G):9.5
- T400 (6474-P2G):8.5
Internal memory
- T400 (2767-R8G):2 GB
- T400 (6474-P2G):1 GB

Side by side

Differences highlightedShow differences only

Comparison of T400 (2767-R8G), T400 (6474-P2G)
121 specifications	A Lenovo T400 (2767-R8G)View product	B Lenovo T400 (6474-P2G)View product
Designidentical
Product colour	Black	Black
Displayidentical
Display diagonal	35.8 cm (14.1")	35.8 cm (14.1")
Display resolution	1280 x 800 pixels	1280 x 800 pixels
Native aspect ratio	16:10	16:10
Display brightness	185 cd/m²	185 cd/m²
Processor8 differ
Processor manufacturer	Intel	Intel
Processor family	Intel® Core™2 Duo	Intel® Core™2 Duo
Processor modelDiffers	T9400	P8400
Processor cores	2	2
Processor threads	2	2
Processor frequencyDiffers	2.53 GHz	2.26 GHz
Processor cacheDiffers	6 MB	3 MB
Processor cache type	L2	L2
Processor front side bus	1066 MHz	1066 MHz
Processor socketDiffers	Socket 479	Socket 478
Processor lithography	45 nm	45 nm
Processor operating modes	64-bit	64-bit
Processor seriesDiffers	Intel Core 2 Duo T9000 Series	Intel Core 2 Duo P8000 Series
Processor codename	Penryn	Penryn
Bus type	FSB	FSB
FSB Parity	No	No
SteppingDiffers	E0	M0
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	9.5	8.5
ECC supported by processor	No	No
Memory1 differ
Internal memoryDiffers	2 GB	1 GB
Internal memory type	DDR3-SDRAM	DDR3-SDRAM
Memory clock speed	1066 MHz	1066 MHz
Maximum internal memory	8 GB	8 GB
Storage3 differ
Total storage capacityDiffers	160 GB	80 GB
Number of HDDs installed	1	1
HDD interface	SATA	SATA
HDD speedDiffers	7200 RPM	5400 RPM
Card reader integratedDiffers	Yes	No
Graphics2 differ
On-board graphics cardKnown for one	No	Unknown — not stated by the source
Discrete graphics card	Yes	Yes
Discrete graphics card modelDiffers	AMD Radeon HD 3470	Intel® GMA 4500MHD
Discrete graphics card memoryKnown for one	0.25 GB	Unknown — not stated by the source
Graphics card familyDiffers	AMD	Intel
On-board graphics card modelKnown for one	Not available	Unknown — not stated by the source
Networkidentical
Wi-Fi	Yes	Yes
Ethernet LAN	Yes	Yes
Bluetooth	Yes	Yes
Bluetooth version	2.1+EDR	2.1+EDR
Cabling technology	10/100/1000Base-T(X)	10/100/1000Base-T(X)
Networking featuresKnown for one	Unknown — not stated by the source	Gigabit Ethernet
Ports & interfacesidentical
USB 2.0 ports quantity	3	3
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity	0	0
eSATA ports quantity	0	0
Ethernet LAN (RJ-45) ports	1	1
HDMI ports quantity	0	0
DisplayPorts 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 connector	No	No
ExpressCard slot	Yes	Yes
CardBus PCMCIA slots quantity	0	0
CardBus PCMCIA slot type	No	No
SmartCard slot	No	No
Modem (RJ-11) ports	1	1
TV-out	No	No
TV-in portKnown for one	Unknown — not stated by the source	No
Performanceidentical
Motherboard chipset	Intel® GM45 Express	Intel® GM45 Express
Keyboardidentical
Pointing device	ThinkPad UltraNav	ThinkPad UltraNav
Softwareidentical
Operating system installed	Windows Vista Business	Windows Vista Business
Operating system architecture	32-bit	32-bit
Processor special features4 differ
Intel® Wireless Display (Intel® WiDi)	No	No
Embedded options available	Yes	Yes
Enhanced Intel SpeedStep Technology	Yes	Yes
Execute Disable Bit	Yes	Yes
Idle StatesDiffers	No	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 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	35562	35569
Processor codeDiffers	SLGEK	SL3BU
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	6	6
Battery life (max)	6.5 h	6.5 h
Poweridentical
DC-in jack	Yes	Yes
Securityidentical
Cable lock slot	No	No
Fingerprint reader	Yes	Yes
Weight & dimensionsidentical
Width	335.3 mm	335.3 mm
Depth	238 mm	238 mm
Height (front)	2.76 cm	2.76 cm
Height (rear)	3.19 cm	3.19 cm
Packaging contentidentical
AC adapter included	Yes	Yes
Other featuresidentical
Infrared data port	No	No
Compliance industry standards	IEEE 802.3, IEEE 802.3u, IEEE 802.3ab	IEEE 802.3, IEEE 802.3u, IEEE 802.3ab
Internal modem	Yes	Yes
Intel segment tagging	Home office, Small Business	Home office, Small Business
Cameraidentical
Front cameraKnown for one	Unknown — not stated by the source	No

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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