Product comparison · 2 laptops

Lenovo ThinkPad R61i (7650-8TG), EN vs Lenovo ThinkPad X61 (7673-25G), NL

111specifications compared
26differ
85identical
7known for one product only

Key differences

Display diagonal
- ThinkPad R61i (7650-8TG), EN:39.1 cm (15.4")
- ThinkPad X61 (7673-25G), NL:30.7 cm (12.1")
Display resolution
- ThinkPad R61i (7650-8TG), EN:1280 x 800 pixels
- ThinkPad X61 (7673-25G), NL:1024 x 768 pixels
Native aspect ratio
- ThinkPad R61i (7650-8TG), EN:16:10
- ThinkPad X61 (7673-25G), NL:4:3
Processor model
- ThinkPad R61i (7650-8TG), EN:T5250
- ThinkPad X61 (7673-25G), NL:T7100
Processor frequency
- ThinkPad R61i (7650-8TG), EN:1.5 GHz
- ThinkPad X61 (7673-25G), NL:1.8 GHz
Processor cache
- ThinkPad R61i (7650-8TG), EN:2 MB
- ThinkPad X61 (7673-25G), NL:4 MB
Processor front side bus
- ThinkPad R61i (7650-8TG), EN:667 MHz
- ThinkPad X61 (7673-25G), NL:800 MHz
Thermal Design Power (TDP)
- ThinkPad R61i (7650-8TG), EN:65, 35
- ThinkPad X61 (7673-25G), NL:35 W

Side by side

Differences highlightedShow differences only

Comparison of ThinkPad R61i (7650-8TG), EN, ThinkPad X61 (7673-25G), NL
118 specifications	A Lenovo ThinkPad R61i (7650-8TG), EN View product	B Lenovo ThinkPad X61 (7673-25G), NL 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
Processor6 differ
Processor modelDiffers	T5250	T7100
Processor frequencyDiffers	1.5 GHz	1.8 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
Memoryidentical
Memory layout (slots x size)Known for one	1 x 1 GB	Unknown — not stated by the source
Storage2 differ
Total storage capacityDiffers	120 GB	80 GB
Optical drive typeDiffers	DVD±RW	No
Card reader integratedKnown for one	Unknown — not stated by the source	No
Audio2 differ
Number of built-in speakersDiffers	2	1
Speaker powerDiffers	2 W	0.5 W
Audio systemKnown for one	HDA 24-bit	Unknown — not stated by the source
Network1 differ
Wireless technologyDiffers	Intel 3945ABG	Intel 4965AGN
Ports & interfaces3 differ
HDMI ports quantityKnown for one	Unknown — not stated by the source	0
Firewire (IEEE 1394) portsDiffers	0	1
Docking connectorDiffers	No	Yes
ExpressCard slotDiffers	No	Yes
Software1 differ
Operating system installedDiffers	Windows XP Professional	Windows Vista Business
Processor special features3 differ
Idle StatesKnown for one	Unknown — not stated by the source	Yes
Intel Enhanced Halt StateDiffers	No	Yes
Intel Virtualization Technology (VT-x)Differs	No	Yes
Processor ARK IDDiffers	30786	29759
Battery1 differ
Number of battery cellsDiffers	6	8
Battery life (max)Known for one	Unknown — not stated by the source	7.8 h
Securityidentical
Fingerprint readerKnown for one	Unknown — not stated by the source	Yes
Weight & dimensions4 differ
WeightDiffers	2.99 kg	1.65 kg
WidthDiffers	358.5 mm	268 mm
DepthDiffers	260 mm	211 mm
HeightDiffers	35.3 mm	20 mm

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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