Product comparison · 2 laptops

Lenovo ThinkPad R61i (7650-8TG), DE vs Lenovo ThinkPad T61 (8898-5FG), DE

109specifications compared
21differ
88identical
8known for one product only

Key differences

Display diagonal
- ThinkPad R61i (7650-8TG), DE:39.1 cm (15.4")
- ThinkPad T61 (8898-5FG), DE:35.8 cm (14.1")
Display resolution
- ThinkPad R61i (7650-8TG), DE:1280 x 800 pixels
- ThinkPad T61 (8898-5FG), DE:1024 x 768 pixels
Native aspect ratio
- ThinkPad R61i (7650-8TG), DE:16:10
- ThinkPad T61 (8898-5FG), DE:4:3
Processor model
- ThinkPad R61i (7650-8TG), DE:T5250
- ThinkPad T61 (8898-5FG), DE:T7100
Processor frequency
- ThinkPad R61i (7650-8TG), DE:1.5 GHz
- ThinkPad T61 (8898-5FG), DE:1.8 GHz
Processor cache
- ThinkPad R61i (7650-8TG), DE:2 MB
- ThinkPad T61 (8898-5FG), DE:4 MB
Processor front side bus
- ThinkPad R61i (7650-8TG), DE:667 MHz
- ThinkPad T61 (8898-5FG), DE:800 MHz
Thermal Design Power (TDP)
- ThinkPad R61i (7650-8TG), DE:65, 35
- ThinkPad T61 (8898-5FG), DE:35 W

Side by side

Differences highlightedShow differences only

Comparison of ThinkPad R61i (7650-8TG), DE, ThinkPad T61 (8898-5FG), DE
117 specifications	A Lenovo ThinkPad R61i (7650-8TG), DE View product	B Lenovo ThinkPad T61 (8898-5FG), DE View product
Display3 differ
Display diagonalDiffers	39.1 cm (15.4")	35.8 cm (14.1")
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
Memory1 differ
Memory layout (slots x size)Differs	1 x 1 GB	2 x 0.5 GB
Storageidentical
Optical drive typeKnown for one	DVD±RW	Unknown — not stated by the source
Audio1 differ
Audio systemDiffers	HDA 24-bit	Intel HDA 24-bit
Network1 differ
Networking featuresKnown for one	WLAN, Gigabit Ethernet	Unknown — not stated by the source
Wireless technologyDiffers	Intel 3945ABG	Intel 3945 a/b/g
Networking typeKnown for one	Unknown — not stated by the source	WLAN, Gigabit Ethernet
Ports & interfaces1 differ
ExpressCard slotDiffers	No	Yes
Keyboard1 differ
Pointing deviceDiffers	Trackpad	ThinkPad UltraNav
Softwareidentical
Bundled softwareKnown for one	Yes	Unknown — not stated by the source
Processor special features3 differ
Intel Enhanced Halt StateDiffers	No	Yes
Intel Virtualization Technology (VT-x)Differs	No	Yes
Processor ARK IDDiffers	30786	29759
Idle StatesKnown for one	Unknown — not stated by the source	Yes
Batteryidentical
Battery life (max)Known for one	Unknown — not stated by the source	5.5 h
Securityidentical
Fingerprint readerKnown for one	Unknown — not stated by the source	Yes
Weight & dimensions4 differ
WeightDiffers	2.99 kg	2.35 kg
WidthDiffers	358.5 mm	313.4 mm
DepthDiffers	260 mm	255 mm
HeightDiffers	35.3 mm	27.5 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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