Product comparison · 2 laptops

Lenovo ThinkPad R61i (7650-8TG), EN vs Lenovo ThinkPad T61, NL

107specifications compared
27differ
80identical
12known for one product only

Key differences

Display diagonal
- ThinkPad R61i (7650-8TG), EN:39.1 cm (15.4")
- ThinkPad T61, NL:35.8 cm (14.1")
Display resolution
- ThinkPad R61i (7650-8TG), EN:1280 x 800 pixels
- ThinkPad T61, NL:1440 x 900 pixels
Processor model
- ThinkPad R61i (7650-8TG), EN:T5250
- ThinkPad T61, NL:T7500
Processor frequency
- ThinkPad R61i (7650-8TG), EN:1.5 GHz
- ThinkPad T61, NL:2.2 GHz
Processor cache
- ThinkPad R61i (7650-8TG), EN:2 MB
- ThinkPad T61, NL:4 MB
Processor front side bus
- ThinkPad R61i (7650-8TG), EN:667 MHz
- ThinkPad T61, NL:800 MHz
Thermal Design Power (TDP)
- ThinkPad R61i (7650-8TG), EN:65, 35
- ThinkPad T61, NL:35 W
CPU multiplier (bus/core ratio)
- ThinkPad R61i (7650-8TG), EN:9
- ThinkPad T61, NL:11

Side by side

Differences highlightedShow differences only

Comparison of ThinkPad R61i (7650-8TG), EN, ThinkPad T61, NL
119 specifications	A Lenovo ThinkPad R61i (7650-8TG), EN View product	B Lenovo ThinkPad T61, NL View product
Display2 differ
Display diagonalDiffers	39.1 cm (15.4")	35.8 cm (14.1")
Display resolutionDiffers	1280 x 800 pixels	1440 x 900 pixels
Processor7 differ
Processor modelDiffers	T5250	T7500
Processor frequencyDiffers	1.5 GHz	2.2 GHz
Processor cacheDiffers	2 MB	4 MB
Processor front side busDiffers	667 MHz	800 MHz
Processor seriesDiffers	Intel Core 2 Duo T5000 Series	Intel Core 2 Duo T7000 Series
Thermal Design Power (TDP)Differs	65, 35	35 W
CPU multiplier (bus/core ratio)Differs	9	11
SteppingKnown for one	Unknown — not stated by the source	E1
Storageidentical
Optical drive typeKnown for one	DVD±RW	Unknown — not stated by the source
Graphics1 differ
Discrete graphics card modelDiffers	Intel® GMA X3100	NVIDIA Quadro NVS 140M
Maximum graphics card memoryKnown for one	Unknown — not stated by the source	0.128 GB
Audio1 differ
Audio systemDiffers	HDA 24-bit	Intel HDA 24-bit
Number of built-in speakersKnown for one	2	Unknown — not stated by the source
Speaker powerKnown for one	2 W	Unknown — not stated by the source
Network3 differ
Networking featuresDiffers	WLAN, Gigabit Ethernet	Gigabit Ethernet, WLAN
Wireless technologyDiffers	Intel 3945ABG	Intel 4965AGN
BluetoothDiffers	No	Yes
Bluetooth versionKnown for one	Unknown — not stated by the source	2.0+EDR
Ports & interfaces3 differ
Firewire (IEEE 1394) portsDiffers	0	1
Docking connectorDiffers	No	Yes
ExpressCard slotDiffers	No	Yes
Keyboard1 differ
Pointing deviceDiffers	Trackpad	ThinkPad UltraNav
Software1 differ
Operating system installedDiffers	Windows XP Professional	Windows Vista Business
Processor special features4 differ
Embedded options availableDiffers	No	Yes
Intel Enhanced Halt StateDiffers	No	Yes
Intel Virtualization Technology (VT-x)Differs	No	Yes
Processor ARK IDDiffers	30786	29761
Idle StatesKnown for one	Unknown — not stated by the source	Yes
Batteryidentical
Battery life (max)Known for one	Unknown — not stated by the source	4 h
Securityidentical
Cable lock slotKnown for one	Yes	Unknown — not stated by the source
Cable lock slot typeKnown for one	IBM	Unknown — not stated by the source
Fingerprint readerKnown for one	Unknown — not stated by the source	Yes
Weight & dimensions4 differ
WeightDiffers	2.99 kg	2.3 kg
WidthDiffers	358.5 mm	335.5 mm
DepthDiffers	260 mm	237 mm
HeightDiffers	35.3 mm	27.6 mm
Other featuresidentical
Supplied AC adapter typeKnown for one	AC	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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