Product comparison · 2 laptops

Lenovo ThinkPad R61 Intel® Core™2 Duo T7300 Laptop vs Lenovo ThinkPad R61u Intel® Core™2 Duo T8300 Laptop

157specifications compared
24differ
133identical
8known for one product only

Key differences

Display resolution
- ThinkPad R61 Intel® Core™2 Duo T7300 Laptop:1280 x 800 pixels
- ThinkPad R61u Intel® Core™2 Duo T8300 Laptop:1440 x 900 pixels
HD type
- ThinkPad R61 Intel® Core™2 Duo T7300 Laptop:Not supported
- ThinkPad R61u Intel® Core™2 Duo T8300 Laptop:WXGA+
Display brightness
- ThinkPad R61 Intel® Core™2 Duo T7300 Laptop:185 cd/m²
- ThinkPad R61u Intel® Core™2 Duo T8300 Laptop:200 cd/m²
Processor model
- ThinkPad R61 Intel® Core™2 Duo T7300 Laptop:T7300
- ThinkPad R61u Intel® Core™2 Duo T8300 Laptop:T8300
Processor frequency
- ThinkPad R61 Intel® Core™2 Duo T7300 Laptop:2 GHz
- ThinkPad R61u Intel® Core™2 Duo T8300 Laptop:2.4 GHz
Processor cache
- ThinkPad R61 Intel® Core™2 Duo T7300 Laptop:4 MB
- ThinkPad R61u Intel® Core™2 Duo T8300 Laptop:3 MB
Processor socket
- ThinkPad R61 Intel® Core™2 Duo T7300 Laptop:PBGA479, PPGA478
- ThinkPad R61u Intel® Core™2 Duo T8300 Laptop:Socket 479
Processor lithography
- ThinkPad R61 Intel® Core™2 Duo T7300 Laptop:65 nm
- ThinkPad R61u Intel® Core™2 Duo T8300 Laptop:45 nm

Side by side

Differences highlightedShow differences only

Comparison of R61, R61u
165 specifications	A Lenovo ThinkPad R61 Intel® Core™2 Duo T7300 Laptop Model R61 View product	B Lenovo ThinkPad R61u Intel® Core™2 Duo T8300 Laptop Model R61u View product
Designidentical
Product type	Laptop	Laptop
Product colour	Black	Black
Form factor	Clamshell	Clamshell
Housing material	Plastic	Plastic
Display3 differ
Display diagonal	35.8 cm (14.1")	35.8 cm (14.1")
Display resolutionDiffers	1280 x 800 pixels	1440 x 900 pixels
Touchscreen	No	No
HD typeDiffers	Not supported	WXGA+
LED backlight	Yes	Yes
Native aspect ratio	16:10	16:10
Display brightnessDiffers	185 cd/m²	200 cd/m²
Contrast ratio (typical)	300:1	300:1
Display surfaceKnown for one	Matt	Unknown — not stated by the source
Processor11 differ
Processor manufacturer	Intel	Intel
Processor family	Intel® Core™2 Duo	Intel® Core™2 Duo
Processor modelDiffers	T7300	T8300
Processor cores	2	2
Processor threads	2	2
Processor frequencyDiffers	2 GHz	2.4 GHz
Processor cacheDiffers	4 MB	3 MB
Processor cache type	L2	L2
Processor front side bus	800 MHz	800 MHz
Processor socketDiffers	PBGA479, PPGA478	Socket 479
Processor lithographyDiffers	65 nm	45 nm
Processor operating modes	64-bit	64-bit
Processor seriesDiffers	Intel Core 2 Duo T7000 Series	Intel Core 2 Duo T8000 Series
Processor codenameDiffers	Merom	Penryn
Bus type	FSB	FSB
FSB Parity	No	No
SteppingKnown for one	Unknown — not stated by the source	M0
Thermal Design Power (TDP)	35 W	35 W
TjunctionDiffers	100 °C	105 °C
Number of Processing Die TransistorsDiffers	291 M	410 M
Processing Die sizeDiffers	143 mm²	107 mm²
CPU multiplier (bus/core ratio)Differs	10	12
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 form factor	SO-DIMM	SO-DIMM
Memory layout (slots x size)	1 x 1 GB	1 x 1 GB
Memory slots	2x SO-DIMM	2x SO-DIMM
Storage4 differ
Total storage capacityDiffers	120 GB	100 GB
Storage media	HDD	HDD
Number of HDDs installed	1	1
HDD capacityDiffers	120 GB	100 GB
HDD interface	SATA	SATA
HDD speedDiffers	5400 RPM	7200 RPM
HDD size	2.5"	2.5"
Optical drive type	DVD±RW	DVD±RW
Card reader integratedDiffers	Yes	No
Compatible memory cardsKnown for one	MMC, MS PRO, SD, xD	Unknown — not stated by the source
Graphicsidentical
On-board graphics card	Yes	Yes
Discrete graphics card	No	No
Discrete graphics card model	Not available	Not available
On-board graphics card family	Intel® GMA	Intel® GMA
On-board graphics card model	Intel® GMA X3100	Intel® GMA X3100
Audioidentical
Audio system	High Definition Audio	High Definition Audio
Number of built-in speakers	2	2
Speaker power	1 W	1 W
Built-in microphone	Yes	Yes
Camera1 differ
Front cameraDiffers	No	Yes
Front camera resolution (numeric)Known for one	Unknown — not stated by the source	1.3 MP
Optical driveidentical
LightScribe	No	No
Network1 differ
Wi-Fi	Yes	Yes
Wi-Fi standards	802.11a, 802.11b, 802.11g	802.11a, 802.11b, 802.11g
Ethernet LAN	Yes	Yes
Ethernet LAN data rates	10,100,1000 Mbit/s	10,100,1000 Mbit/s
BluetoothDiffers	No	Yes
Bluetooth versionKnown for one	Unknown — not stated by the source	2.0+EDR
Ports & interfaces1 differ
USB 2.0 ports quantity	3	3
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity	0	0
eSATA/USB 2.0 ports quantity	0	0
eSATA/USB 3.2 Gen 1 (3.1 Gen 1) ports quantity	0	0
eSATA ports quantity	0	0
Ethernet LAN (RJ-45) ports	1	1
HDMI ports quantity	0	0
DisplayPorts quantity	0	0
DVI port	No	No
VGA (D-Sub) ports quantity	1	1
Firewire (IEEE 1394) ports	1	1
Thunderbolt ports quantity	0	0
Thunderbolt 2 ports quantity	0	0
Headphone outputs	1	1
S/PDIF out port	No	No
Microphone in	Yes	Yes
Docking connector	No	No
ExpressCard slotDiffers	No	Yes
CardBus PCMCIA slots quantity	0	0
CardBus PCMCIA slot type	No	No
SmartCard slot	No	No
Modem (RJ-11) portsKnown for one	Unknown — not stated by the source	1
TV-out	No	No
Performanceidentical
Motherboard chipset	Intel® GM965	Intel® GM965
Keyboardidentical
Pointing device	Touchpad + Scroll zone	Touchpad + Scroll zone
Keyboard backlit	Yes	Yes
Numeric keypad	No	No
Spill-resistant keyboard	Yes	Yes
Full-size keyboard	No	No
Keyboard number of keys	89	89
Windows keys	Yes	Yes
Keyboard layout	QWERTY	QWERTY
Keyboard language	English	English
Software2 differ
Operating system installed	Windows Vista Business	Windows Vista Business
Operating system architecture	32-bit	32-bit
Trial softwareDiffers	Norton Internet Security, Microsoft Office 2007 (60-Day)	Norton Internet Security, Microsoft Office 2007 Trial
Bundled softwareDiffers	VitalSource Library College Edition Adobe Instructor Resource Center Adobe Photoshop Elements 5 Adobe Premier Elements 3 Rescue and Recovery Access Connections Client Security Solution ThinkVantage Productivity Center ThinkVantage System Update System Migration Assistant Diskeeper® Home PC-Doctor Th	Microsoft Office OneNote® 2007 VitalSource Library College Edition Adobe® Instructor Resource Cntr Adobe Digital School Collection - Photoshop Elements (and CD) - Premier Elements (and DVD) - Acrobat 8 Professional - Contribute 4 Rescue and Recovery Access Connections Client Security Solution ThinkV
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 Smart Connect 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® Active Management Technology (Intel® AMT)	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® High Definition Audio (Intel® HD Audio)	No	No
Intel® Hyper Threading Technology (Intel® HT Technology)	No	No
Intel® Identity Protection Technology (Intel® IPT)	No	No
Intel® InTru™ 3D Technology	No	No
Intel® Insider™	No	No
Intel® Matrix Storage Technology (Intel® MST)	No	No
Intel® My WiFi Technology (Intel® MWT)	No	No
Intel® Quick Sync Video Technology	No	No
Intel® Rapid Start Technology	No	No
Intel® Small Business Advantage (Intel® SBA)	No	No
Intel® Smart Response Technology	No	No
Intel® Turbo Boost Technology	No	No
Processor ARK IDDiffers	29760	33099
Processor codeKnown for one	Unknown — not stated by the source	SLAPR
Processor package size	35 x 35 mm	35 x 35 mm
Thermal Monitoring Technologies	No	No
Conflict-Free processor	No	No
Batteryidentical
Battery technology	Lithium-Ion (Li-Ion)	Lithium-Ion (Li-Ion)
Number of battery cells	6	6
Battery life (max)	5.7 h	5.7 h
Poweridentical
AC adapter power	65 W	65 W
DC-in jack	Yes	Yes
Securityidentical
Cable lock slot	No	No
Fingerprint reader	Yes	Yes
Certificatesidentical
Compliance certificates	RoHS	RoHS
Sustainabilityidentical
Sustainability certificates	ENERGY STAR	ENERGY STAR
Weight & dimensionsidentical
Weight	2.5 kg	2.5 kg
Width	335 mm	335 mm
Depth	261 mm	261 mm
Height (front)	3.06 cm	3.06 cm
Height (rear)	3.49 cm	3.49 cm
Packaging contentidentical
AC adapter included	Yes	Yes
Other featuresidentical
3D	No	No
Supplied AC adapter typeKnown for one	Unknown — not stated by the source	Up

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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