Product comparison · 2 laptops

Lenovo ThinkPad R61 (8914-23G), CH vs Lenovo ThinkPad T61 (6457-4XG), CH

114specifications compared
15differ
99identical
8known for one product only

Key differences

Processor model
- ThinkPad R61 (8914-23G), CH:T7300
- ThinkPad T61 (6457-4XG), CH:T7500
Processor frequency
- ThinkPad R61 (8914-23G), CH:2 GHz
- ThinkPad T61 (6457-4XG), CH:2.2 GHz
Processor socket
- ThinkPad R61 (8914-23G), CH:PBGA479, PPGA478
- ThinkPad T61 (6457-4XG), CH:Socket 478
CPU multiplier (bus/core ratio)
- ThinkPad R61 (8914-23G), CH:10
- ThinkPad T61 (6457-4XG), CH:11
Total storage capacity
- ThinkPad R61 (8914-23G), CH:80 GB
- ThinkPad T61 (6457-4XG), CH:120 GB
Speaker power
- ThinkPad R61 (8914-23G), CH:2 W
- ThinkPad T61 (6457-4XG), CH:4 W
Wireless technology
- ThinkPad R61 (8914-23G), CH:Intel 4965AGN
- ThinkPad T61 (6457-4XG), CH:Intel 3945 a/b/g
Docking connector
- ThinkPad R61 (8914-23G), CH:Yes
- ThinkPad T61 (6457-4XG), CH:No

Side by side

Differences highlightedShow differences only

Comparison of ThinkPad R61 (8914-23G), CH, ThinkPad T61 (6457-4XG), CH
122 specifications	A Lenovo ThinkPad R61 (8914-23G), CH View product	B Lenovo ThinkPad T61 (6457-4XG), CH View product
Displayidentical
Display diagonal	39.1 cm (15.4")	39.1 cm (15.4")
Display resolution	1680 x 1050 pixels	1680 x 1050 pixels
Native aspect ratio	16:10	16:10
Processor4 differ
Processor manufacturer	Intel	Intel
Processor family	Intel® Core™2 Duo	Intel® Core™2 Duo
Processor modelDiffers	T7300	T7500
Processor cores	2	2
Processor threads	2	2
Processor frequencyDiffers	2 GHz	2.2 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 478
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
Thermal Design Power (TDP)	35 W	35 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	11
ECC supported by processor	No	No
SteppingKnown for one	Unknown — not stated by the source	E1
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)	1 x 1 GB	1 x 1 GB
Maximum internal memory	4 GB	4 GB
Storage1 differ
Total storage capacityDiffers	80 GB	120 GB
HDD interface	SATA	SATA
HDD speed	5400 RPM	5400 RPM
Optical drive typeKnown for one	DVD±RW	Unknown — not stated by the source
Card reader integrated	Yes	Yes
Compatible memory cardsKnown for one	Unknown — not stated by the source	MMC, SD, xD
Graphicsidentical
Discrete graphics card	Yes	Yes
Discrete graphics card model	NVIDIA Quadro NVS 140M	NVIDIA Quadro NVS 140M
Maximum graphics card memory	0.128 GB	0.128 GB
Audio1 differ
Audio system	HDA 24-bit	HDA 24-bit
Number of built-in speakers	2	2
Speaker powerDiffers	2 W	4 W
Cameraidentical
Front camera	No	No
Optical driveidentical
CD read speedKnown for one	24x	Unknown — not stated by the source
Network1 differ
Networking features	WLAN, Gigabit Ethernet	WLAN, Gigabit Ethernet
Wireless technologyDiffers	Intel 4965AGN	Intel 3945 a/b/g
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
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 connectorDiffers	Yes	No
ExpressCard slot	No	No
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-outDiffers	Yes	No
TV-out typeKnown for one	S-Video	Unknown — not stated by the source
PS/2 ports quantity	0	0
Parallel ports quantity	0	0
Serial ports quantity	0	0
USB 1.1 ports quantity	0	0
Keyboardidentical
Pointing device	ThinkPad UltraNav	ThinkPad UltraNav
Softwareidentical
Operating system installed	Windows Vista Business	Windows Vista Business
Bundled software	Yes	Yes
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	29760	29761
Processor package size	35 x 35 mm	35 x 35 mm
Thermal Monitoring Technologies	No	No
Conflict-Free processor	No	No
Batteryidentical
Number of battery cellsKnown for one	6	Unknown — not stated by the source
Poweridentical
DC-in jack	Yes	Yes
Securityidentical
Cable lock slot	Yes	Yes
Cable lock slot type	IBM	IBM
HDD user password	Yes	Yes
Fingerprint readerKnown for one	Unknown — not stated by the source	Yes
Weight & dimensions4 differ
WeightDiffers	2.9 kg	2.56 kg
WidthDiffers	332 mm	357.5 mm
DepthDiffers	269 mm	255 mm
HeightDiffers	40 mm	29.7 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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