Product comparison · 2 laptops

Lenovo ThinkPad T61 + ServicePack 3yr On-Site vs Lenovo ThinkPad X61s + ServicePack 3yr On-Site

109specifications compared
31differ
78identical
8known for one product only

Key differences

Display diagonal
- ThinkPad T61 + ServicePack 3yr On-Site:39.1 cm (15.4")
- ThinkPad X61s + ServicePack 3yr On-Site:30.7 cm (12.1")
Display resolution
- ThinkPad T61 + ServicePack 3yr On-Site:1680 x 1050 pixels
- ThinkPad X61s + ServicePack 3yr On-Site:1024 x 768 pixels
Native aspect ratio
- ThinkPad T61 + ServicePack 3yr On-Site:16:10
- ThinkPad X61s + ServicePack 3yr On-Site:4:3
Processor model
- ThinkPad T61 + ServicePack 3yr On-Site:T8300
- ThinkPad X61s + ServicePack 3yr On-Site:L7500
Processor frequency
- ThinkPad T61 + ServicePack 3yr On-Site:2.4 GHz
- ThinkPad X61s + ServicePack 3yr On-Site:1.6 GHz
Processor cache
- ThinkPad T61 + ServicePack 3yr On-Site:3 MB
- ThinkPad X61s + ServicePack 3yr On-Site:4 MB
Processor lithography
- ThinkPad T61 + ServicePack 3yr On-Site:45 nm
- ThinkPad X61s + ServicePack 3yr On-Site:65 nm
Processor codename
- ThinkPad T61 + ServicePack 3yr On-Site:Penryn
- ThinkPad X61s + ServicePack 3yr On-Site:Merom

Side by side

Differences highlightedShow differences only

Comparison of ThinkPad T61 + ServicePack 3yr On-Site, ThinkPad X61s + ServicePack 3yr On-Site
117 specifications	A Lenovo ThinkPad T61 + ServicePack 3yr On-Site View product	B Lenovo ThinkPad X61s + ServicePack 3yr On-Site View product
Display3 differ
Display diagonalDiffers	39.1 cm (15.4")	30.7 cm (12.1")
Display resolutionDiffers	1680 x 1050 pixels	1024 x 768 pixels
Native aspect ratioDiffers	16:10	4:3
Processor11 differ
Processor manufacturer	Intel	Intel
Processor family	Intel® Core™2 Duo	Intel® Core™2 Duo
Processor modelDiffers	T8300	L7500
Processor cores	2	2
Processor threads	2	2
Processor frequencyDiffers	2.4 GHz	1.6 GHz
Processor cacheDiffers	3 MB	4 MB
Processor cache type	L2	L2
Processor front side bus	800 MHz	800 MHz
Processor socket	Socket 479	Socket 479
Processor lithographyDiffers	45 nm	65 nm
Processor operating modes	64-bit	64-bit
Processor seriesDiffers	Intel Core 2 Duo T8000 Series	Intel Core 2 Duo L7000 Series
Processor codenameDiffers	Penryn	Merom
Bus type	FSB	FSB
FSB Parity	No	No
SteppingKnown for one	M0	Unknown — not stated by the source
Thermal Design Power (TDP)Differs	35 W	17 W
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	12	8
ECC supported by processor	No	No
Memoryidentical
Internal memory	2 GB	2 GB
Internal memory type	DDR2-SDRAM	DDR2-SDRAM
Memory slots	2x SO-DIMM	2x SO-DIMM
Maximum internal memory	4 GB	4 GB
Memory layout (slots x size)Known for one	Unknown — not stated by the source	2 x 1 GB
Storageidentical
Total storage capacity	160 GB	160 GB
HDD interface	SATA	SATA
HDD speed	5400 RPM	5400 RPM
Card reader integratedKnown for one	Yes	Unknown — not stated by the source
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 NVS 140M	Intel® GMA X3100
Maximum graphics card memoryKnown for one	0.128 GB	Unknown — not stated by the source
Audio2 differ
Audio system	High Definition Audio	High Definition Audio
Number of built-in speakersDiffers	2	1
Speaker powerDiffers	2 W	0.5 W
Cameraidentical
Front camera	No	No
Networkidentical
Networking features	Gigabit Ethernet	Gigabit Ethernet
Wireless technology	IEEE 802.11a/g/n	IEEE 802.11a/g/n
Bluetooth	No	No
Ports & interfaces3 differ
USB 2.0 ports quantity	3	3
Ethernet LAN (RJ-45) ports	1	1
HDMI ports quantityKnown for one	0	Unknown — not stated by the source
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 quantityKnown for one	Unknown — not stated by the source	0
Keyboard1 differ
Pointing deviceDiffers	ThinkPad UltraNav	Trackpad
Software1 differ
Operating system installedDiffers	Windows XP Professional	Windows Vista Business
Processor special features2 differ
Intel® Wireless Display (Intel® WiDi)	No	No
Embedded options availableDiffers	No	Yes
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	33099	29757
Processor codeKnown for one	SLAPR	Unknown — not stated by the source
Processor package size	35 x 35 mm	35 x 35 mm
Thermal Monitoring Technologies	No	No
Conflict-Free processor	No	No
Battery2 differ
Number of battery cellsDiffers	6	4
Battery life (max)Differs	3.6 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 & dimensions4 differ
WeightDiffers	2.56 kg	1.24 kg
WidthDiffers	357.5 mm	268 mm
DepthDiffers	255 mm	211 mm
HeightDiffers	29.7 mm	20 mm
Other features1 differ
Infrared data port	No	No
Internal modem	Yes	Yes
Modem speed	56 Kbit/s	56 Kbit/s
Supplied AC adapter typeDiffers	AC, UP	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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