Product comparison · 2 laptops

Lenovo ThinkPad R61 (8944-66G), FR vs Lenovo ThinkPad R61e

61specifications compared
21differ
40identical
60known for one product only

Key differences

Display diagonal
- ThinkPad R61 (8944-66G), FR:38.1 cm (15")
- ThinkPad R61e:39.1 cm (15.4")
Display resolution
- ThinkPad R61 (8944-66G), FR:1024 x 768 pixels
- ThinkPad R61e:1280 x 800 pixels
Native aspect ratio
- ThinkPad R61 (8944-66G), FR:4:3
- ThinkPad R61e:16:10
Processor family
- ThinkPad R61 (8944-66G), FR:Intel® Core™2 Duo
- ThinkPad R61e:Intel® Celeron® M
Processor frequency
- ThinkPad R61 (8944-66G), FR:1.8 GHz
- ThinkPad R61e:1.86 GHz
Processor cache
- ThinkPad R61 (8944-66G), FR:4 MB
- ThinkPad R61e:1 MB
Processor front side bus
- ThinkPad R61 (8944-66G), FR:800 MHz
- ThinkPad R61e:533 MHz
Optical drive type
- ThinkPad R61 (8944-66G), FR:DVD-ROM
- ThinkPad R61e:DVD±RW

Side by side

Differences highlightedShow differences only

Comparison of ThinkPad R61 (8944-66G), FR, ThinkPad R61e
121 specifications	A Lenovo ThinkPad R61 (8944-66G), FR View product	B Lenovo ThinkPad R61e View product
Display3 differ
Display diagonalDiffers	38.1 cm (15")	39.1 cm (15.4")
Display resolutionDiffers	1024 x 768 pixels	1280 x 800 pixels
Native aspect ratioDiffers	4:3	16:10
Processor4 differ
Processor familyDiffers	Intel® Core™2 Duo	Intel® Celeron® M
Processor modelKnown for one	T7100	Unknown — not stated by the source
Processor coresKnown for one	2	Unknown — not stated by the source
Processor threadsKnown for one	2	Unknown — not stated by the source
Processor frequencyDiffers	1.8 GHz	1.86 GHz
Processor cacheDiffers	4 MB	1 MB
Processor front side busDiffers	800 MHz	533 MHz
Processor socketKnown for one	Socket 478	Unknown — not stated by the source
Processor lithographyKnown for one	65 nm	Unknown — not stated by the source
Processor operating modesKnown for one	64-bit	Unknown — not stated by the source
Processor seriesKnown for one	Intel Core 2 Duo T7000 Series	Unknown — not stated by the source
Processor codenameKnown for one	Merom	Unknown — not stated by the source
Bus typeKnown for one	FSB	Unknown — not stated by the source
FSB ParityKnown for one	No	Unknown — not stated by the source
Thermal Design Power (TDP)Known for one	35 W	Unknown — not stated by the source
TjunctionKnown for one	100 °C	Unknown — not stated by the source
Number of Processing Die TransistorsKnown for one	291 M	Unknown — not stated by the source
Processing Die sizeKnown for one	143 mm²	Unknown — not stated by the source
CPU multiplier (bus/core ratio)Known for one	9	Unknown — not stated by the source
ECC supported by processorKnown for one	No	Unknown — not stated by the source
Memoryidentical
Memory clock speedKnown for one	667 MHz	Unknown — not stated by the source
Memory slotsKnown for one	Unknown — not stated by the source	2x SO-DIMM
Storage1 differ
Optical drive typeDiffers	DVD-ROM	DVD±RW
Card reader integratedKnown for one	Yes	Unknown — not stated by the source
Audio1 differ
Audio systemDiffers	HDA 24-bit	High Definition Audio
Speaker powerKnown for one	2 W	Unknown — not stated by the source
Network2 differ
Networking featuresDiffers	WLAN, Gigabit Ethernet	Gigabit Ethernet
Wireless technologyDiffers	Intel 3945 a/b/g	IEEE 802.11a/b/g
Cabling technologyKnown for one	10/100/1000Base-T(X)	Unknown — not stated by the source
Ports & interfaces6 differ
HDMI ports quantityKnown for one	0	Unknown — not stated by the source
Firewire (IEEE 1394) portsDiffers	1	0
Docking connectorDiffers	Yes	No
ExpressCard slotDiffers	No	Yes
CardBus PCMCIA slots quantityDiffers	0	1
CardBus PCMCIA slot typeDiffers	No	Type II
TV-outDiffers	Yes	No
TV-out typeKnown for one	S-Video	Unknown — not stated by the source
Keyboard1 differ
Pointing deviceDiffers	ThinkPad UltraNav	Trackpad
Softwareidentical
Drivers includedKnown for one	Yes	Unknown — not stated by the source
Bundled softwareKnown for one	Yes	Unknown — not stated by the source
Processor special featuresidentical
Intel® Wireless Display (Intel® WiDi)Known for one	No	Unknown — not stated by the source
Embedded options availableKnown for one	No	Unknown — not stated by the source
Enhanced Intel SpeedStep TechnologyKnown for one	Yes	Unknown — not stated by the source
Execute Disable BitKnown for one	Yes	Unknown — not stated by the source
Idle StatesKnown for one	Yes	Unknown — not stated by the source
Intel 64Known for one	Yes	Unknown — not stated by the source
Intel Clear Video TechnologyKnown for one	No	Unknown — not stated by the source
Intel Demand Based SwitchingKnown for one	No	Unknown — not stated by the source
Intel Dual Display Capable TechnologyKnown for one	No	Unknown — not stated by the source
Intel Enhanced Halt StateKnown for one	Yes	Unknown — not stated by the source
Intel FDI TechnologyKnown for one	No	Unknown — not stated by the source
Intel Fast Memory AccessKnown for one	No	Unknown — not stated by the source
Intel Flex Memory AccessKnown for one	No	Unknown — not stated by the source
Intel Rapid Storage TechnologyKnown for one	No	Unknown — not stated by the source
Intel Trusted Execution TechnologyKnown for one	No	Unknown — not stated by the source
Intel VT-x with Extended Page Tables (EPT)Known for one	No	Unknown — not stated by the source
Intel Virtualization Technology (VT-x)Known for one	Yes	Unknown — not stated by the source
Intel Virtualization Technology for Directed I/O (VT-d)Known for one	No	Unknown — not stated by the source
Intel® AES New Instructions (Intel® AES-NI)Known for one	No	Unknown — not stated by the source
Intel® Anti-Theft Technology (Intel® AT)Known for one	No	Unknown — not stated by the source
Intel® Clear Video HD Technology (Intel® CVT HD)Known for one	No	Unknown — not stated by the source
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)Known for one	No	Unknown — not stated by the source
Intel® Hyper Threading Technology (Intel® HT Technology)Known for one	No	Unknown — not stated by the source
Intel® InTru™ 3D TechnologyKnown for one	No	Unknown — not stated by the source
Intel® Insider™Known for one	No	Unknown — not stated by the source
Intel® My WiFi Technology (Intel® MWT)Known for one	No	Unknown — not stated by the source
Intel® Quick Sync Video TechnologyKnown for one	No	Unknown — not stated by the source
Intel® Turbo Boost TechnologyKnown for one	No	Unknown — not stated by the source
Processor ARK IDKnown for one	29759	Unknown — not stated by the source
Processor package sizeKnown for one	35 x 35 mm	Unknown — not stated by the source
Thermal Monitoring TechnologiesKnown for one	No	Unknown — not stated by the source
Conflict-Free processorKnown for one	No	Unknown — not stated by the source
Securityidentical
Fingerprint readerKnown for one	Yes	Unknown — not stated by the source
Weight & dimensions3 differ
WidthDiffers	332 mm	358.5 mm
DepthDiffers	269 mm	260 mm
HeightDiffers	40 mm	35 mm
Dimensions (WxDxH)Known for one	Unknown — not stated by the source	358.5 x 260 x 35 mm
Packaging contentidentical
AC adapter includedKnown for one	Yes	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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