Product comparison · 2 laptops

Lenovo ThinkPad T61 Core 2 Duo T8100 (2.10GHz)/ 2GB/ 160GB/ 15'' WXGA vs Lenovo ThinkPad X61 (7673-66G), EN

102specifications compared
26differ
76identical
25known for one product only

Key differences

The Lenovo ThinkPad T61 Core 2 Duo T8100 (2.10GHz)/ 2GB/ 160GB/ 15'' WXGA has 0.1 GHz more processor frequency than the Lenovo ThinkPad X61 (7673-66G), EN (2.1 GHz vs 2 GHz). The Lenovo ThinkPad X61 (7673-66G), EN has 1 MB more processor cache than the Lenovo ThinkPad T61 Core 2 Duo T8100 (2.10GHz)/ 2GB/ 160GB/ 15'' WXGA (4 MB vs 3 MB). The Lenovo ThinkPad X61 (7673-66G), EN has 20 nm more processor lithography than the Lenovo ThinkPad T61 Core 2 Duo T8100 (2.10GHz)/ 2GB/ 160GB/ 15'' WXGA (65 nm vs 45 nm). Only the Lenovo ThinkPad T61 Core 2 Duo T8100 (2.10GHz)/ 2GB/ 160GB/ 15'' WXGA has Bluetooth. Display diagonal: 38.1 cm (15") on the Lenovo ThinkPad T61 Core 2 Duo T8100 (2.10GHz)/ 2GB/ 160GB/ 15'' WXGA, 30.7 cm (12.1") on the Lenovo ThinkPad X61 (7673-66G), EN.

Display diagonal
- ThinkPad T61 Core 2 Duo T8100 (2.10GHz)/ 2GB/ 160GB/ 15'' WXGA:38.1 cm (15")
- ThinkPad X61 (7673-66G), EN:30.7 cm (12.1")
Display resolution
- ThinkPad T61 Core 2 Duo T8100 (2.10GHz)/ 2GB/ 160GB/ 15'' WXGA:1280 x 800 pixels
- ThinkPad X61 (7673-66G), EN:1024 x 768 pixels
Native aspect ratio
- ThinkPad T61 Core 2 Duo T8100 (2.10GHz)/ 2GB/ 160GB/ 15'' WXGA:16:10
- ThinkPad X61 (7673-66G), EN:4:3
Processor model
- ThinkPad T61 Core 2 Duo T8100 (2.10GHz)/ 2GB/ 160GB/ 15'' WXGA:T8100
- ThinkPad X61 (7673-66G), EN:T7300
Processor frequency
- ThinkPad T61 Core 2 Duo T8100 (2.10GHz)/ 2GB/ 160GB/ 15'' WXGA:2.1 GHz
- ThinkPad X61 (7673-66G), EN:2 GHz
Processor cache
- ThinkPad T61 Core 2 Duo T8100 (2.10GHz)/ 2GB/ 160GB/ 15'' WXGA:3 MB
- ThinkPad X61 (7673-66G), EN:4 MB
Processor socket
- ThinkPad T61 Core 2 Duo T8100 (2.10GHz)/ 2GB/ 160GB/ 15'' WXGA:Socket 478
- ThinkPad X61 (7673-66G), EN:PBGA479, PPGA478
Processor lithography
- ThinkPad T61 Core 2 Duo T8100 (2.10GHz)/ 2GB/ 160GB/ 15'' WXGA:45 nm
- ThinkPad X61 (7673-66G), EN:65 nm

Side by side

Differences highlightedShow differences only

Comparison of ThinkPad T61 Core 2 Duo T8100 (2.10GHz)/ 2GB/ 160GB/ 15'' WXGA, ThinkPad X61 (7673-66G), EN
127 specifications	A Lenovo ThinkPad T61 Core 2 Duo T8100 (2.10GHz)/ 2GB/ 160GB/ 15'' WXGA View product	B Lenovo ThinkPad X61 (7673-66G), EN View product
Display3 differ
Display diagonalDiffers	38.1 cm (15")	30.7 cm (12.1")
Display resolutionDiffers	1280 x 800 pixels	1024 x 768 pixels
Native aspect ratioDiffers	16:10	4:3
Processor11 differ
Processor modelDiffers	T8100	T7300
Processor frequencyDiffers	2.1 GHz	2 GHz
Processor cacheDiffers	3 MB	4 MB
Processor socketDiffers	Socket 478	PBGA479, PPGA478
Processor lithographyDiffers	45 nm	65 nm
Processor seriesDiffers	Intel Core 2 Duo T8000 Series	Intel Core 2 Duo T7000 Series
Processor codenameDiffers	Penryn	Merom
TjunctionDiffers	105 °C	100 °C
Number of Processing Die TransistorsDiffers	410 M	291 M
Processing Die sizeDiffers	107 mm²	143 mm²
CPU multiplier (bus/core ratio)Differs	10.5	10
SteppingKnown for one	M0	Unknown — not stated by the source
Memory2 differ
Internal memoryDiffers	2 GB	1 GB
Memory layout (slots x size)Differs	2 x 2 GB	1 x 1 GB
Storage1 differ
Total storage capacityDiffers	160 GB	80 GB
HDD speedKnown for one	Unknown — not stated by the source	5400 RPM
Optical drive typeKnown for one	Unknown — not stated by the source	No
Card reader integratedKnown for one	Yes	Unknown — not stated by the source
Graphicsidentical
Graphics card familyKnown for one	Intel	Unknown — not stated by the source
Audio3 differ
Audio systemDiffers	Intel HDA	Intel HDA 24-bit
Number of built-in speakersDiffers	2	1
Speaker powerDiffers	2 W	0.5 W
Network3 differ
Networking featuresDiffers	PRO/1000	Gigabit Ethernet, WLAN
Wireless technologyDiffers	WiFi Link 4965AGN	Intel 4965AGN
BluetoothDiffers	Yes	No
Cabling technologyKnown for one	Unknown — not stated by the source	10/100/1000Base-T(X)
Networking typeKnown for one	Gigabit Ethernet	Unknown — not stated by the source
Ports & interfacesidentical
USB 1.1 ports quantityKnown for one	Unknown — not stated by the source	1
HDMI ports quantityKnown for one	0	Unknown — not stated by the source
Keyboardidentical
Pointing deviceKnown for one	Unknown — not stated by the source	Trackpad
Softwareidentical
Bundled softwareKnown for one	Unknown — not stated by the source	Yes
Processor special features1 differ
Processor ARK IDDiffers	33916	29760
Processor codeKnown for one	SLAVJ	Unknown — not stated by the source
Battery1 differ
Number of battery cellsDiffers	6	8
Battery life (max)Known for one	Unknown — not stated by the source	7.8 h
Poweridentical
AC adapter powerKnown for one	65 W	Unknown — not stated by the source
Securityidentical
Cable lock slotKnown for one	Unknown — not stated by the source	Yes
Cable lock slot typeKnown for one	Unknown — not stated by the source	IBM
Fingerprint readerKnown for one	Yes	Unknown — not stated by the source
Weight & dimensions1 differ
WeightDiffers	2.38 kg	1.63 kg
WidthKnown for one	Unknown — not stated by the source	268 mm
DepthKnown for one	Unknown — not stated by the source	211 mm
HeightKnown for one	Unknown — not stated by the source	20 mm
Dimensions (WxDxH)Known for one	357.5 x 255 x 29.7 mm	Unknown — not stated by the source
Other featuresidentical
Modem typeKnown for one	Unknown — not stated by the source	V.92
Slot typeKnown for one	PCI/PCIE	Unknown — not stated by the source
Designidentical
Product colourKnown for one	Black	Unknown — not stated by the source
Optical driveidentical
DVD+R speedKnown for one	24x	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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