Product comparison · 2 laptops

Lenovo ThinkPad R61 vs Lenovo ThinkPad X61s

111specifications compared
22differ
89identical
8known for one product only

Key differences

Display diagonal
- ThinkPad R61:35.8 cm (14.1")
- ThinkPad X61s:30.7 cm (12.1")
Display resolution
- ThinkPad R61:1440 x 900 pixels
- ThinkPad X61s:1024 x 768 pixels
Native aspect ratio
- ThinkPad R61:16:10
- ThinkPad X61s:4:3
Processor model
- ThinkPad R61:T7300
- ThinkPad X61s:L7300
Processor frequency
- ThinkPad R61:2 GHz
- ThinkPad X61s:1.4 GHz
Processor socket
- ThinkPad R61:PBGA479, PPGA478
- ThinkPad X61s:Socket 479
Thermal Design Power (TDP)
- ThinkPad R61:35 W
- ThinkPad X61s:17 W
CPU multiplier (bus/core ratio)
- ThinkPad R61:10
- ThinkPad X61s:7

Side by side

Differences highlightedShow differences only

Comparison of ThinkPad R61, ThinkPad X61s
119 specifications	A Lenovo ThinkPad R61 View product	B Lenovo ThinkPad X61s View product
Display3 differ
Display diagonalDiffers	35.8 cm (14.1")	30.7 cm (12.1")
Display resolutionDiffers	1440 x 900 pixels	1024 x 768 pixels
Native aspect ratioDiffers	16:10	4:3
Processor6 differ
Processor manufacturer	Intel	Intel
Processor family	Intel® Core™2 Duo	Intel® Core™2 Duo
Processor modelDiffers	T7300	L7300
Processor cores	2	2
Processor threads	2	2
Processor frequencyDiffers	2 GHz	1.4 GHz
Processor cache	4 MB	4 MB
Processor cache type	L2	L2
Processor front side bus	800 MHz	800 MHz
Processor socketDiffers	PBGA479, PPGA478	Socket 479
Processor lithography	65 nm	65 nm
Processor operating modes	64-bit	64-bit
Processor seriesDiffers	Intel Core 2 Duo T7000 Series	Intel Core 2 Duo L7000 Series
Processor codename	Merom	Merom
Bus type	FSB	FSB
FSB Parity	No	No
Thermal Design Power (TDP)Differs	35 W	17 W
Tjunction	100 °C	100 °C
Number of Processing Die Transistors	291 M	291 M
Processing Die size	143 mm²	143 mm²
CPU multiplier (bus/core ratio)Differs	10	7
ECC supported by processor	No	No
Memoryidentical
Internal memory	1 GB	1 GB
Internal memory type	DDR2-SDRAM	DDR2-SDRAM
Memory clock speedKnown for one	Unknown — not stated by the source	667 MHz
Memory layout (slots x size)Known for one	Unknown — not stated by the source	2 x 0.5 GB
Memory slots	2x SO-DIMM	2x SO-DIMM
Maximum internal memory	4 GB	4 GB
Storageidentical
Total storage capacity	120 GB	120 GB
HDD interface	SATA	SATA
HDD speed	5400 RPM	5400 RPM
Compatible memory cardsKnown for one	Unknown — not stated by the source	SD
Optical drive typeKnown for one	DVD±RW	Unknown — not stated by the source
Graphicsidentical
Discrete graphics card	Yes	Yes
Discrete graphics card model	Intel® GMA X3100	Intel® GMA X3100
Audio1 differ
Audio system	High Definition Audio	High Definition Audio
Number of built-in speakersDiffers	2	1
Speaker powerKnown for one	Unknown — not stated by the source	0.5 W
Cameraidentical
Front camera	No	No
Networkidentical
Networking features	Gigabit Ethernet	Gigabit Ethernet
Wireless technology	IEEE 802.11a/b/g	IEEE 802.11a/b/g
Bluetooth	No	No
Ports & interfaces4 differ
USB 2.0 ports quantity	3	3
Ethernet LAN (RJ-45) ports	1	1
DVI port	No	No
VGA (D-Sub) ports quantity	1	1
Firewire (IEEE 1394) ports	1	1
Headphone outputs	1	1
S/PDIF out port	No	No
Microphone in	Yes	Yes
Docking connector	Yes	Yes
ExpressCard slotDiffers	Yes	No
CardBus PCMCIA slots quantityDiffers	1	0
CardBus PCMCIA slot typeDiffers	Type II	No
SmartCard slotDiffers	No	Yes
Modem (RJ-11) ports	1	1
TV-in port	No	No
TV-out	No	No
PS/2 ports quantity	0	0
Parallel ports quantity	0	0
Serial ports quantity	0	0
USB 1.1 ports quantity	0	0
Keyboard1 differ
Pointing deviceDiffers	ThinkPad UltraNav	Trackpad
Softwareidentical
Operating system installed	Windows Vista Business	Windows Vista Business
Bundled softwareKnown for one	Sun JRE, ThinkVantage Access Connections, ThinkVantage Client Security Solution, ThinkVantage Productivity Center, ThinkVantage Rescue and Recovery, ThinkVantage System Update, Norton Internet Security 2007 (OEM), PC-Doctor diagnostics, Adobe Acrobat Reader, Diskeeper 9.0 Home Edition, Lotus Notes S	Unknown — not stated by the source
Processor special features1 differ
Intel® Wireless Display (Intel® WiDi)	No	No
Embedded options available	No	No
Enhanced Intel SpeedStep Technology	Yes	Yes
Execute Disable Bit	Yes	Yes
Idle States	Yes	Yes
Intel 64	Yes	Yes
Intel Clear Video Technology	No	No
Intel Demand Based Switching	No	No
Intel Dual Display Capable Technology	No	No
Intel Enhanced Halt State	Yes	Yes
Intel FDI Technology	No	No
Intel Fast Memory Access	No	No
Intel Flex Memory Access	No	No
Intel Rapid Storage Technology	No	No
Intel Trusted Execution Technology	No	No
Intel VT-x with Extended Page Tables (EPT)	No	No
Intel Virtualization Technology (VT-x)	Yes	Yes
Intel Virtualization Technology for Directed I/O (VT-d)	No	No
Intel® AES New Instructions (Intel® AES-NI)	No	No
Intel® Anti-Theft Technology (Intel® AT)	No	No
Intel® Clear Video HD Technology (Intel® CVT HD)	No	No
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)	No	No
Intel® Hyper Threading Technology (Intel® HT Technology)	No	No
Intel® InTru™ 3D Technology	No	No
Intel® Insider™	No	No
Intel® My WiFi Technology (Intel® MWT)	No	No
Intel® Quick Sync Video Technology	No	No
Intel® Turbo Boost Technology	No	No
Processor ARK IDDiffers	29760	29756
Processor codeKnown for one	Unknown — not stated by the source	SLA3S
Processor package size	35 x 35 mm	35 x 35 mm
Thermal Monitoring Technologies	No	No
Conflict-Free processor	No	No
Battery1 differ
Number of battery cells	4	4
Battery life (max)Differs	3 h	3.1 h
Poweridentical
DC-in jack	Yes	Yes
Securityidentical
Cable lock slot	Yes	Yes
Cable lock slot type	IBM	IBM
Fingerprint reader	Yes	Yes
HDD user password	Yes	Yes
Weight & dimensions5 differ
WeightDiffers	2.35 kg	1.32 kg
WidthDiffers	335.5 mm	268 mm
DepthDiffers	237 mm	211 mm
HeightDiffers	31 mm	20 mm
Dimensions (WxDxH)Differs	335.5 x 237 x 31 mm	268 x 211 x 20 mm
Other featuresidentical
Infrared data port	No	No
Internal modem	Yes	Yes
Modem speed	56 Kbit/s	56 Kbit/s
Modem type	V.92	V.92
Docking solutionKnown for one	Unknown — not stated by the source	X6 UltraBase
Supplied AC adapter type	AC	AC

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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