Product comparison · 2 laptops

Lenovo ThinkPad R61 (7732-4TG), IT vs Lenovo ThinkPad R61i (7650-8TG), IT

Key differences

Display diagonal
- ThinkPad R61 (7732-4TG), IT:35.8 cm (14.1")
- ThinkPad R61i (7650-8TG), IT:39.1 cm (15.4")
Processor model
- ThinkPad R61 (7732-4TG), IT:T7250
- ThinkPad R61i (7650-8TG), IT:T5250
Processor frequency
- ThinkPad R61 (7732-4TG), IT:2 GHz
- ThinkPad R61i (7650-8TG), IT:1.5 GHz
Processor front side bus
- ThinkPad R61 (7732-4TG), IT:800 MHz
- ThinkPad R61i (7650-8TG), IT:667 MHz
Thermal Design Power (TDP)
- ThinkPad R61 (7732-4TG), IT:35 W
- ThinkPad R61i (7650-8TG), IT:65, 35
CPU multiplier (bus/core ratio)
- ThinkPad R61 (7732-4TG), IT:10
- ThinkPad R61i (7650-8TG), IT:9
Total storage capacity
- ThinkPad R61 (7732-4TG), IT:160 GB
- ThinkPad R61i (7650-8TG), IT:120 GB
Firewire (IEEE 1394) ports
- ThinkPad R61 (7732-4TG), IT:1
- ThinkPad R61i (7650-8TG), IT:0

Differences highlightedShow differences only

Comparison of ThinkPad R61 (7732-4TG), IT, ThinkPad R61i (7650-8TG), IT
118 specifications	A Lenovo ThinkPad R61 (7732-4TG), IT View product	B Lenovo ThinkPad R61i (7650-8TG), IT View product
Display1 differ
Display diagonalDiffers	35.8 cm (14.1")	39.1 cm (15.4")
Processor6 differ
Processor modelDiffers	T7250	T5250
Processor frequencyDiffers	2 GHz	1.5 GHz
Processor front side busDiffers	800 MHz	667 MHz
Processor seriesDiffers	Intel Core 2 Duo T7000 Series	Intel Core 2 Duo T5000 Series
SteppingKnown for one	M0	Unknown — not stated by the source
Thermal Design Power (TDP)Differs	35 W	65, 35
TcaseKnown for one	68 °C	Unknown — not stated by the source
CPU multiplier (bus/core ratio)Differs	10	9
Storage1 differ
Total storage capacityDiffers	160 GB	120 GB
Ports & interfaces2 differ
Firewire (IEEE 1394) portsDiffers	1	0
Docking connectorDiffers	Yes	No
Keyboard1 differ
Pointing deviceDiffers	ThinkPad UltraNav	Trackpad
Processor special features2 differ
Intel Virtualization Technology (VT-x)Differs	Yes	No
Processor ARK IDDiffers	31728	30786
Processor codeKnown for one	SLA49	Unknown — not stated by the source
Battery1 differ
Number of battery cellsDiffers	4	6
Battery life (max)Known for one	3 h	Unknown — not stated by the source
Securityidentical
Fingerprint readerKnown for one	Yes	Unknown — not stated by the source
Weight & dimensions4 differ
WeightDiffers	2.37 kg	2.99 kg
WidthDiffers	335.5 mm	358.5 mm
DepthDiffers	237 mm	260 mm
HeightDiffers	30.6 mm	35.3 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.