Product comparison · 2 laptops

Acer Extensa 5620G-1A1G16Mi vs Lenovo ThinkPad T61 (6457-6DG), NL

106specifications compared
37differ
69identical
21known for one product only

Key differences

Display resolution
- Extensa 5620G-1A1G16Mi:1280 x 800 pixels
- ThinkPad T61 (6457-6DG), NL:1680 x 1050 pixels
Processor model
- Extensa 5620G-1A1G16Mi:T5250
- ThinkPad T61 (6457-6DG), NL:T7500
Processor frequency
- Extensa 5620G-1A1G16Mi:1.5 GHz
- ThinkPad T61 (6457-6DG), NL:2.2 GHz
Processor cache
- Extensa 5620G-1A1G16Mi:2 MB
- ThinkPad T61 (6457-6DG), NL:4 MB
Processor front side bus
- Extensa 5620G-1A1G16Mi:667 MHz
- ThinkPad T61 (6457-6DG), NL:800 MHz
Thermal Design Power (TDP)
- Extensa 5620G-1A1G16Mi:65, 35
- ThinkPad T61 (6457-6DG), NL:35 W
CPU multiplier (bus/core ratio)
- Extensa 5620G-1A1G16Mi:9
- ThinkPad T61 (6457-6DG), NL:11
Internal memory
- Extensa 5620G-1A1G16Mi:1 GB
- ThinkPad T61 (6457-6DG), NL:2 GB

Side by side

Differences highlightedShow differences only

Comparison of Extensa 5620G-1A1G16Mi, ThinkPad T61 (6457-6DG), NL
127 specifications	A Acer Extensa 5620G-1A1G16Mi View product	B Lenovo ThinkPad T61 (6457-6DG), NL 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
Processor7 differ
Processor manufacturer	Intel	Intel
Processor family	Intel® Core™2 Duo	Intel® Core™2 Duo
Processor modelDiffers	T5250	T7500
Processor cores	2	2
Processor threads	2	2
Processor frequencyDiffers	1.5 GHz	2.2 GHz
Processor cacheDiffers	2 MB	4 MB
Processor cache type	L2	L2
Processor front side busDiffers	667 MHz	800 MHz
Processor socket	Socket 478	Socket 478
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	Unknown — not stated by the source	E1
Thermal Design Power (TDP)Differs	65, 35	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	9	11
ECC supported by processor	No	No
Memory1 differ
Internal memoryDiffers	1 GB	2 GB
Internal memory type	DDR2-SDRAM	DDR2-SDRAM
Memory clock speedKnown for one	Unknown — not stated by the source	667 MHz
Maximum internal memory	4 GB	4 GB
Memory layout (slots x size)Known for one	1 x 1 GB	Unknown — not stated by the source
Storage1 differ
Total storage capacityDiffers	160 GB	100 GB
HDD interface	SATA	SATA
HDD speed	5400 RPM	5400 RPM
Card reader integratedKnown for one	Unknown — not stated by the source	Yes
Optical drive typeKnown for one	DVD±RW	Unknown — not stated by the source
Graphics1 differ
Discrete graphics card	Yes	Yes
Discrete graphics card modelDiffers	AMD Mobility Radeon HD X2400 XT	NVIDIA Quadro NVS 140M
Maximum graphics card memoryKnown for one	Unknown — not stated by the source	0.128 GB
Audio1 differ
Audio systemDiffers	High Definition Audio	Intel 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	No	No
Network3 differ
Networking featuresDiffers	Gigabit Ethernet	WLAN, Gigabit Ethernet
Wireless technologyDiffers	IEEE 802.11b/g	Intel 3945ABG
BluetoothDiffers	No	Yes
Bluetooth versionKnown for one	Unknown — not stated by the source	2.0+EDR
Cabling technologyKnown for one	Unknown — not stated by the source	10/100/1000Base-T(X)
Ports & interfaces7 differ
USB 2.0 ports quantityDiffers	4	3
Ethernet LAN (RJ-45) ports	1	1
DVI portDiffers	Yes	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 slot	Yes	Yes
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-outDiffers	Yes	No
PS/2 ports quantity	0	0
Parallel ports quantity	0	0
Serial ports quantity	0	0
USB 1.1 ports quantity	0	0
TV-out typeKnown for one	S-Video	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	Linux	Windows Vista Ultimate
Bundled softwareDiffers	Acer Empowering Technology (Acer eNet, ePower, ePresentation, eDataSecurity, eLock, eRecovery, eSettings, ePerformance Management), Acer GridVista, Acer Launch Manager, Adobe Reader, Cyberlink PowerDVD, Microsoft Office Ready 2007, Norton Internet Security, NTI CD Maker / NTI Shadow	Yes
Processor special features4 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 StatesKnown for one	Unknown — not stated by the source	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	30786	29761
Processor package size	35 x 35 mm	35 x 35 mm
Thermal Monitoring Technologies	No	No
Conflict-Free processor	No	No
Battery1 differ
Number of battery cellsDiffers	6	9
Battery life (max)Known for one	2.5 h	Unknown — not stated by the source
Poweridentical
DC-in jack	Yes	Yes
Security1 differ
Cable lock slot	Yes	Yes
Cable lock slot typeDiffers	Kensington	IBM
Fingerprint readerKnown for one	Unknown — not stated by the source	Yes
HDD user passwordKnown for one	Unknown — not stated by the source	Yes
Password protection typeKnown for one	BIOS	Unknown — not stated by the source
Weight & dimensions4 differ
WeightDiffers	2.88 kg	2.56 kg
WidthDiffers	360 mm	357.5 mm
DepthDiffers	267 mm	255 mm
HeightDiffers	43 mm	29.7 mm
Dimensions (WxDxH)Known for one	360 x 267 x 43 mm	Unknown — not stated by the source
Packaging contentidentical
AC adapter includedKnown for one	Unknown — not stated by the source	Yes
Other features2 differ
Infrared data portDiffers	Yes	No
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
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
Performanceidentical
Motherboard chipsetKnown for one	Intel® PM965 Express	Unknown — not stated by the source

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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