Product comparison · 2 laptops

Acer Extensa 5620-3A2G25Mi vs Lenovo ThinkPad R61 (8914-23G), CH

108specifications compared
33differ
75identical
23known for one product only

Key differences

Display resolution
- Extensa 5620-3A2G25Mi:1280 x 800 pixels
- ThinkPad R61 (8914-23G), CH:1680 x 1050 pixels
Processor model
- Extensa 5620-3A2G25Mi:T5450
- ThinkPad R61 (8914-23G), CH:T7300
Processor frequency
- Extensa 5620-3A2G25Mi:1.66 GHz
- ThinkPad R61 (8914-23G), CH:2 GHz
Processor cache
- Extensa 5620-3A2G25Mi:2 MB
- ThinkPad R61 (8914-23G), CH:4 MB
Processor front side bus
- Extensa 5620-3A2G25Mi:667 MHz
- ThinkPad R61 (8914-23G), CH:800 MHz
Processor socket
- Extensa 5620-3A2G25Mi:Socket 479
- ThinkPad R61 (8914-23G), CH:PBGA479, PPGA478
Internal memory
- Extensa 5620-3A2G25Mi:2 GB
- ThinkPad R61 (8914-23G), CH:1 GB
Memory layout (slots x size)
- Extensa 5620-3A2G25Mi:2 x 1 GB
- ThinkPad R61 (8914-23G), CH:1 x 1 GB

Side by side

Differences highlightedShow differences only

Comparison of Extensa 5620-3A2G25Mi, ThinkPad R61 (8914-23G), CH
131 specifications	A Acer Extensa 5620-3A2G25Mi View product	B Lenovo ThinkPad R61 (8914-23G), CH View product
Display1 differ
Display diagonal	39.1 cm (15.4")	39.1 cm (15.4")
Display resolutionDiffers	1280 x 800 pixels	1680 x 1050 pixels
Native aspect ratio	16:10	16:10
Processor6 differ
Processor manufacturer	Intel	Intel
Processor family	Intel® Core™2 Duo	Intel® Core™2 Duo
Processor modelDiffers	T5450	T7300
Processor cores	2	2
Processor threads	2	2
Processor frequencyDiffers	1.66 GHz	2 GHz
Processor cacheDiffers	2 MB	4 MB
Processor cache type	L2	L2
Processor front side busDiffers	667 MHz	800 MHz
Processor socketDiffers	Socket 479	PBGA479, PPGA478
Processor lithography	65 nm	65 nm
Processor operating modes	64-bit	64-bit
Processor seriesDiffers	Intel Core 2 Duo T5000 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
Tjunction	100 °C	100 °C
Processor core voltage (AC)Known for one	1.075 - 1.175 V	Unknown — not stated by the source
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
Memory2 differ
Internal memoryDiffers	2 GB	1 GB
Internal memory type	DDR2-SDRAM	DDR2-SDRAM
Memory layout (slots x size)Differs	2 x 1 GB	1 x 1 GB
Memory slotsKnown for one	2x SO-DIMM	Unknown — not stated by the source
Maximum internal memory	4 GB	4 GB
Memory clock speedKnown for one	Unknown — not stated by the source	667 MHz
Storage1 differ
Total storage capacityDiffers	250 GB	80 GB
Number of HDDs installedKnown for one	1	Unknown — not stated by the source
HDD interface	SATA	SATA
HDD speed	5400 RPM	5400 RPM
Card reader integrated	Yes	Yes
Optical drive typeKnown for one	Unknown — not stated by the source	DVD±RW
Graphics2 differ
Discrete graphics card	Yes	Yes
Discrete graphics card modelDiffers	Intel® GMA X3100	NVIDIA Quadro NVS 140M
Maximum graphics card memoryDiffers	0.358 GB	0.128 GB
Audio1 differ
Audio systemDiffers	High Definition Audio	HDA 24-bit
Number of built-in speakers	2	2
Speaker powerKnown for one	Unknown — not stated by the source	2 W
Cameraidentical
Front camera resolution (numeric)Known for one	0.3 MP	Unknown — not stated by the source
Front cameraKnown for one	Unknown — not stated by the source	No
Network2 differ
Networking featuresDiffers	Gigabit Ethernet	WLAN, Gigabit Ethernet
Wireless technologyDiffers	IEEE 802.11a/b/g	Intel 4965AGN
Bluetooth	No	No
Cabling technologyKnown for one	Unknown — not stated by the source	10/100/1000Base-T(X)
Ports & interfaces6 differ
USB 2.0 ports quantityDiffers	4	3
Ethernet LAN (RJ-45) ports	1	1
HDMI ports quantity	0	0
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	No	Yes
ExpressCard slotDiffers	Yes	No
CardBus PCMCIA slots quantityDiffers	1	0
CardBus PCMCIA slot typeDiffers	Type II	No
SmartCard slotDiffers	Yes	No
Modem (RJ-11) ports	1	1
TV-in port	No	No
TV-out	Yes	Yes
TV-out type	S-Video	S-Video
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
Performanceidentical
Motherboard chipsetKnown for one	Intel® PM965 Express	Unknown — not stated by the source
Keyboard1 differ
Pointing deviceDiffers	Touchpad	ThinkPad UltraNav
Keyboard function keysKnown for one	12	Unknown — not stated by the source
Software2 differ
Operating system installedDiffers	Windows Vista Home Premium	Windows Vista Business
Bundled softwareDiffers	Acer Empowering Technologie (Acer eNet, ePower, ePresentation, eDataSecurity, eLock, eRecovery, eSettings, ePerformance Management), Acer GridVista, Acer Launch Manager, Adobe Reader, Cyberlink PowerDVD, Microsoft Office Ready 2007, NTI CD Maker / NTI Shadow	Yes
Processor special features3 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)Differs	No	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	30787	29760
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
Batteryidentical
Number of battery cells	6	6
Poweridentical
DC-in jack	Yes	Yes
Security1 differ
Cable lock slot	Yes	Yes
Cable lock slot typeDiffers	Kensington	IBM
Password protection typeKnown for one	BIOS	Unknown — not stated by the source
HDD user passwordKnown for one	Unknown — not stated by the source	Yes
Weight & dimensions3 differ
WeightDiffers	2.88 kg	2.9 kg
WidthDiffers	360 mm	332 mm
DepthDiffers	267 mm	269 mm
Height (front)Known for one	3.03 cm	Unknown — not stated by the source
Height (rear)Known for one	4.3 cm	Unknown — not stated by the source
HeightKnown for one	Unknown — not stated by the source	40 mm
Other features2 differ
Infrared data portDiffers	Yes	No
Wake-on-LAN readyKnown for one	Yes	Unknown — not stated by the source
Wake-on-Ring readyKnown for one	Yes	Unknown — not stated by the source
Internal modem	Yes	Yes
Modem speed	56 Kbit/s	56 Kbit/s
Modem typeDiffers	ITU V.92	V.92
Supplied AC adapter type	AC	AC
Optical driveidentical
CD read speedKnown for one	Unknown — not stated by the source	24x
Packaging contentidentical
AC adapter includedKnown for one	Unknown — not stated by the source	Yes

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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