Product comparison · 2 laptops

Lenovo ThinkPad T61 (8898-6DG), SE vs Lenovo ThinkPad X61, SE

112specifications compared
19differ
93identical
9known for one product only

Key differences

Display diagonal
- ThinkPad T61 (8898-6DG), SE:35.8 cm (14.1")
- ThinkPad X61, SE:30.7 cm (12.1")
Processor model
- ThinkPad T61 (8898-6DG), SE:T7250
- ThinkPad X61, SE:T7300
Processor cache
- ThinkPad T61 (8898-6DG), SE:2 MB
- ThinkPad X61, SE:4 MB
Processor socket
- ThinkPad T61 (8898-6DG), SE:Socket 478
- ThinkPad X61, SE:PBGA479, PPGA478
Total storage capacity
- ThinkPad T61 (8898-6DG), SE:160 GB
- ThinkPad X61, SE:80 GB
Number of built-in speakers
- ThinkPad T61 (8898-6DG), SE:2
- ThinkPad X61, SE:1
Speaker power
- ThinkPad T61 (8898-6DG), SE:2 W
- ThinkPad X61, SE:0.5 W
Wireless technology
- ThinkPad T61 (8898-6DG), SE:Intel 3945ABG
- ThinkPad X61, SE:Intel 4965AGN

Side by side

Differences highlightedShow differences only

Comparison of ThinkPad T61 (8898-6DG), SE, ThinkPad X61, SE
121 specifications	A Lenovo ThinkPad T61 (8898-6DG), SE View product	B Lenovo ThinkPad X61, SE View product
Display1 differ
Display diagonalDiffers	35.8 cm (14.1")	30.7 cm (12.1")
Display resolution	1024 x 768 pixels	1024 x 768 pixels
Native aspect ratio	4:3	4:3
Processor3 differ
Processor manufacturer	Intel	Intel
Processor family	Intel® Core™2 Duo	Intel® Core™2 Duo
Processor modelDiffers	T7250	T7300
Processor cores	2	2
Processor threads	2	2
Processor frequency	2 GHz	2 GHz
Processor cacheDiffers	2 MB	4 MB
Processor cache type	L2	L2
Processor front side bus	800 MHz	800 MHz
Processor socketDiffers	Socket 478	PBGA479, PPGA478
Processor lithography	65 nm	65 nm
Processor operating modes	64-bit	64-bit
Processor series	Intel Core 2 Duo T7000 Series	Intel Core 2 Duo T7000 Series
Processor codename	Merom	Merom
Bus type	FSB	FSB
FSB Parity	No	No
SteppingKnown for one	M0	Unknown — not stated by the source
Thermal Design Power (TDP)	35 W	35 W
TcaseKnown for one	68 °C	Unknown — not stated by the source
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)	10	10
ECC supported by processor	No	No
Memoryidentical
Internal memory	1 GB	1 GB
Internal memory type	DDR2-SDRAM	DDR2-SDRAM
Memory clock speed	667 MHz	667 MHz
Memory layout (slots x size)Known for one	1 x 1 GB	Unknown — not stated by the source
Maximum internal memory	4 GB	4 GB
Storage1 differ
Total storage capacityDiffers	160 GB	80 GB
HDD interface	SATA	SATA
HDD speed	5400 RPM	5400 RPM
Optical drive typeKnown for one	Unknown — not stated by the source	No
Card reader integratedKnown for one	Unknown — not stated by the source	No
Graphicsidentical
Discrete graphics card	Yes	Yes
Discrete graphics card model	Intel® GMA X3100	Intel® GMA X3100
Audio2 differ
Audio systemKnown for one	Intel HDA 24-bit	Unknown — not stated by the source
Number of built-in speakersDiffers	2	1
Speaker powerDiffers	2 W	0.5 W
Cameraidentical
Front camera	No	No
Network1 differ
Networking features	WLAN, Gigabit Ethernet	WLAN, Gigabit Ethernet
Wireless technologyDiffers	Intel 3945ABG	Intel 4965AGN
Bluetooth	No	No
Cabling technology	10/100/1000Base-T(X)	10/100/1000Base-T(X)
Ports & interfaces2 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) portsDiffers	0	1
Headphone outputs	1	1
S/PDIF out port	No	No
Microphone in	Yes	Yes
Docking connectorDiffers	No	Yes
ExpressCard slot	Yes	Yes
CardBus PCMCIA slots quantity	0	0
CardBus PCMCIA slot type	No	No
SmartCard slot	No	No
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
HDMI ports quantityKnown for one	Unknown — not stated by the source	0
Keyboard1 differ
Pointing deviceDiffers	ThinkPad UltraNav	Trackpad
Softwareidentical
Operating system installed	Windows XP Professional	Windows XP Professional
Bundled software	Yes	Yes
Processor special features2 differ
Intel® Wireless Display (Intel® WiDi)	No	No
Embedded options available	No	No
Enhanced Intel SpeedStep Technology	Yes	Yes
Execute Disable Bit	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 StateDiffers	No	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	31728	29760
Processor codeKnown for one	SLA49	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
Idle StatesKnown for one	Unknown — not stated by the source	Yes
Battery2 differ
Number of battery cellsDiffers	6	8
Battery life (max)Differs	5.5 h	7.8 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	2.35 kg	1.65 kg
WidthDiffers	313.4 mm	268 mm
DepthDiffers	255 mm	211 mm
HeightDiffers	27.5 mm	20 mm
Packaging contentidentical
AC adapter included	Yes	Yes
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
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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