Product comparison · 2 laptops

Lenovo ThinkPad R61i (7650-8TG), EN vs Lenovo ThinkPad X61, BE

109specifications compared
28differ
81identical
8known for one product only

Key differences

Display diagonal
- ThinkPad R61i (7650-8TG), EN:39.1 cm (15.4")
- ThinkPad X61, BE:30.7 cm (12.1")
Display resolution
- ThinkPad R61i (7650-8TG), EN:1280 x 800 pixels
- ThinkPad X61, BE:1024 x 768 pixels
Native aspect ratio
- ThinkPad R61i (7650-8TG), EN:16:10
- ThinkPad X61, BE:4:3
Processor model
- ThinkPad R61i (7650-8TG), EN:T5250
- ThinkPad X61, BE:T7300
Processor frequency
- ThinkPad R61i (7650-8TG), EN:1.5 GHz
- ThinkPad X61, BE:2 GHz
Processor cache
- ThinkPad R61i (7650-8TG), EN:2 MB
- ThinkPad X61, BE:4 MB
Processor front side bus
- ThinkPad R61i (7650-8TG), EN:667 MHz
- ThinkPad X61, BE:800 MHz
Processor socket
- ThinkPad R61i (7650-8TG), EN:Socket 478
- ThinkPad X61, BE:PBGA479, PPGA478

Side by side

Differences highlightedShow differences only

Comparison of ThinkPad R61i (7650-8TG), EN, ThinkPad X61, BE
117 specifications	A Lenovo ThinkPad R61i (7650-8TG), EN View product	B Lenovo ThinkPad X61, BE View product
Display3 differ
Display diagonalDiffers	39.1 cm (15.4")	30.7 cm (12.1")
Display resolutionDiffers	1280 x 800 pixels	1024 x 768 pixels
Native aspect ratioDiffers	16:10	4:3
Processor8 differ
Processor modelDiffers	T5250	T7300
Processor frequencyDiffers	1.5 GHz	2 GHz
Processor cacheDiffers	2 MB	4 MB
Processor front side busDiffers	667 MHz	800 MHz
Processor socketDiffers	Socket 478	PBGA479, PPGA478
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	10
Storage1 differ
Optical drive typeDiffers	DVD±RW	No
Audio2 differ
Audio systemDiffers	HDA 24-bit	Intel HDA 24-bit
Number of built-in speakersDiffers	2	1
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 & interfaces2 differ
Firewire (IEEE 1394) portsDiffers	0	1
Docking connectorDiffers	No	Yes
Software1 differ
Operating system installedDiffers	Windows XP Professional	Windows Vista Business
Processor special features3 differ
Intel Enhanced Halt StateDiffers	No	Yes
Intel Virtualization Technology (VT-x)Differs	No	Yes
Processor ARK IDDiffers	30786	29760
Idle StatesKnown for one	Unknown — not stated by the source	Yes
Battery1 differ
Number of battery cellsDiffers	6	8
Battery life (max)Known for one	Unknown — not stated by the source	7.8 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	1.67 kg
WidthDiffers	358.5 mm	268 mm
DepthDiffers	260 mm	211 mm
HeightDiffers	35.3 mm	20 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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