Product comparison · 2 laptops

Lenovo ThinkPad R61i (7650-8TG), BE vs Lenovo ThinkPad Z61t - 9443XCG, NL

110specifications compared
30differ
80identical
13known for one product only

Key differences

Display diagonal
- ThinkPad R61i (7650-8TG), BE:39.1 cm (15.4")
- ThinkPad Z61t - 9443XCG, NL:35.6 cm (14")
Processor model
- ThinkPad R61i (7650-8TG), BE:T5250
- ThinkPad Z61t - 9443XCG, NL:T7200
Processor frequency
- ThinkPad R61i (7650-8TG), BE:1.5 GHz
- ThinkPad Z61t - 9443XCG, NL:2 GHz
Processor cache
- ThinkPad R61i (7650-8TG), BE:2 MB
- ThinkPad Z61t - 9443XCG, NL:4 MB
Processor socket
- ThinkPad R61i (7650-8TG), BE:Socket 478
- ThinkPad Z61t - 9443XCG, NL:Socket 479
Thermal Design Power (TDP)
- ThinkPad R61i (7650-8TG), BE:65, 35
- ThinkPad Z61t - 9443XCG, NL:34 W
CPU multiplier (bus/core ratio)
- ThinkPad R61i (7650-8TG), BE:9
- ThinkPad Z61t - 9443XCG, NL:12
Memory layout (slots x size)
- ThinkPad R61i (7650-8TG), BE:1 x 1 GB
- ThinkPad Z61t - 9443XCG, NL:2 x 0.5 GB

Side by side

Differences highlightedShow differences only

Comparison of ThinkPad R61i (7650-8TG), BE, ThinkPad Z61t - 9443XCG, NL
123 specifications	A Lenovo ThinkPad R61i (7650-8TG), BE View product	B Lenovo ThinkPad Z61t - 9443XCG, NL View product
Display1 differ
Display diagonalDiffers	39.1 cm (15.4")	35.6 cm (14")
Processor7 differ
Processor modelDiffers	T5250	T7200
Processor frequencyDiffers	1.5 GHz	2 GHz
Processor cacheDiffers	2 MB	4 MB
Processor socketDiffers	Socket 478	Socket 479
Processor seriesDiffers	Intel Core 2 Duo T5000 Series	Intel Core 2 Duo T7000 Series
SteppingKnown for one	Unknown — not stated by the source	B2
Thermal Design Power (TDP)Differs	65, 35	34 W
Processor core voltage (AC)Known for one	Unknown — not stated by the source	1.0375 - 1.30 V
CPU multiplier (bus/core ratio)Differs	9	12
Memory1 differ
Memory layout (slots x size)Differs	1 x 1 GB	2 x 0.5 GB
Storage2 differ
Total storage capacityDiffers	120 GB	80 GB
Optical drive typeDiffers	DVD±RW	DVD-ROM
Card reader integratedKnown for one	Unknown — not stated by the source	Yes
Compatible memory cardsKnown for one	Unknown — not stated by the source	MMC, SD, xD
Graphics1 differ
Discrete graphics card modelDiffers	Intel® GMA X3100	Intel® GMA 950
Audio1 differ
Audio systemDiffers	HDA 24-bit	Intel HDA 24-bit
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	IEEE 802.11a/b/g
BluetoothDiffers	No	Yes
Bluetooth versionKnown for one	Unknown — not stated by the source	2.0+EDR
Ports & interfaces4 differ
Firewire (IEEE 1394) portsDiffers	0	1
CardBus PCMCIA slots quantityDiffers	0	1
CardBus PCMCIA slot typeDiffers	No	Type II
TV-outDiffers	No	Yes
TV-out typeKnown for one	Unknown — not stated by the source	S-Video
Keyboard1 differ
Pointing deviceDiffers	Trackpad	ThinkPad UltraNav
Softwareidentical
Bundled softwareKnown for one	Yes	Unknown — not stated by the source
Processor special features2 differ
Idle StatesKnown for one	Unknown — not stated by the source	No
Intel Virtualization Technology (VT-x)Differs	No	Yes
Processor ARK IDDiffers	30786	27255
Battery1 differ
Number of battery cellsDiffers	6	4
Battery life (max)Known for one	Unknown — not stated by the source	3.7 h
Poweridentical
AC adapter powerKnown for one	Unknown — not stated by the source	90 W
Security1 differ
Cable lock slot typeDiffers	IBM	Kensington
Trusted Platform Module (TPM)Known for one	Unknown — not stated by the source	Yes
Weight & dimensions4 differ
WeightDiffers	2.99 kg	2.05 kg
WidthDiffers	358.5 mm	334 mm
DepthDiffers	260 mm	228 mm
HeightDiffers	35.3 mm	26.6 mm
Other features1 differ
Infrared data portDiffers	No	Yes
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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