Product comparison · 2 laptops

Lenovo ThinkPad T61p vs Lenovo ThinkPad X61s

111specifications compared
29differ
82identical
8known for one product only

Key differences

Display diagonal
- ThinkPad T61p:39.1 cm (15.4")
- ThinkPad X61s:30.7 cm (12.1")
Display resolution
- ThinkPad T61p:1920 x 1200 pixels
- ThinkPad X61s:1024 x 768 pixels
Native aspect ratio
- ThinkPad T61p:16:10
- ThinkPad X61s:4:3
Processor model
- ThinkPad T61p:T7500
- ThinkPad X61s:L7300
Processor frequency
- ThinkPad T61p:2.2 GHz
- ThinkPad X61s:1.4 GHz
Processor socket
- ThinkPad T61p:Socket 478
- ThinkPad X61s:Socket 479
Thermal Design Power (TDP)
- ThinkPad T61p:35 W
- ThinkPad X61s:17 W
CPU multiplier (bus/core ratio)
- ThinkPad T61p:11
- ThinkPad X61s:7

Side by side

Differences highlightedShow differences only

Comparison of ThinkPad T61p, ThinkPad X61s
119 specifications	A Lenovo ThinkPad T61p View product	B Lenovo ThinkPad X61s View product
Display3 differ
Display diagonalDiffers	39.1 cm (15.4")	30.7 cm (12.1")
Display resolutionDiffers	1920 x 1200 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	T7500	L7300
Processor cores	2	2
Processor threads	2	2
Processor frequencyDiffers	2.2 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	Socket 478	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	11	7
ECC supported by processor	No	No
SteppingKnown for one	E1	Unknown — not stated by the source
Memory2 differ
Internal memoryDiffers	2 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)Differs	2 x 1 GB	2 x 0.5 GB
Memory slots	2x SO-DIMM	2x SO-DIMM
Maximum internal memory	4 GB	4 GB
Storage2 differ
Total storage capacityDiffers	100 GB	120 GB
HDD interface	SATA	SATA
HDD speedDiffers	7200 RPM	5400 RPM
Compatible memory cardsKnown for one	Unknown — not stated by the source	SD
Graphics1 differ
Discrete graphics card	Yes	Yes
Discrete graphics card modelDiffers	NVIDIA Quadro FX 570M	Intel® GMA X3100
Maximum graphics card memoryKnown for one	0.256 GB	Unknown — not stated by the source
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
Network1 differ
Networking features	Gigabit Ethernet	Gigabit Ethernet
Wireless technologyDiffers	IEEE 802.11a/g/n	IEEE 802.11a/b/g
Bluetooth	No	No
Ports & interfaces3 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 slot	Yes	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
Software1 differ
Operating system installedDiffers	Windows Vista Ultimate	Windows Vista Business
Processor special features2 differ
Intel® Wireless Display (Intel® WiDi)	No	No
Embedded options availableDiffers	Yes	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	29761	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 cellsDiffers	6	4
Battery life (max)Known for one	Unknown — not stated by the source	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	2.5 kg	1.32 kg
WidthDiffers	357.5 mm	268 mm
DepthDiffers	255 mm	211 mm
HeightDiffers	30 mm	20 mm
Dimensions (WxDxH)Differs	357.5 x 255 x 30 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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