Product comparison · 2 laptops

Acer Aspire AS2920Z-4A3G25Mi vs Lenovo ThinkPad R61 + Docking Station

101specifications compared
37differ
64identical
21known for one product only

Key differences

Display diagonal
- Aspire AS2920Z-4A3G25Mi:30.7 cm (12.1")
- ThinkPad R61 + Docking Station:35.8 cm (14.1")
Processor family
- Aspire AS2920Z-4A3G25Mi:Intel® Pentium®
- ThinkPad R61 + Docking Station:Intel® Core™2 Duo
Processor model
- Aspire AS2920Z-4A3G25Mi:T2390
- ThinkPad R61 + Docking Station:T8100
Processor frequency
- Aspire AS2920Z-4A3G25Mi:1.86 GHz
- ThinkPad R61 + Docking Station:2.1 GHz
Processor cache
- Aspire AS2920Z-4A3G25Mi:1 MB
- ThinkPad R61 + Docking Station:3 MB
Processor front side bus
- Aspire AS2920Z-4A3G25Mi:533 MHz
- ThinkPad R61 + Docking Station:800 MHz
Processor socket
- Aspire AS2920Z-4A3G25Mi:Socket M (mPGA478MT)
- ThinkPad R61 + Docking Station:Socket 478
Processor lithography
- Aspire AS2920Z-4A3G25Mi:65 nm
- ThinkPad R61 + Docking Station:45 nm

Side by side

Differences highlightedShow differences only

Comparison of Aspire AS2920Z-4A3G25Mi, ThinkPad R61 + Docking Station
122 specifications	A Acer Aspire AS2920Z-4A3G25Mi View product	B Lenovo ThinkPad R61 + Docking Station View product
Display1 differ
Display diagonalDiffers	30.7 cm (12.1")	35.8 cm (14.1")
Display resolution	1280 x 800 pixels	1280 x 800 pixels
Native aspect ratio	16:10	16:10
Processor14 differ
Processor manufacturer	Intel	Intel
Processor familyDiffers	Intel® Pentium®	Intel® Core™2 Duo
Processor modelDiffers	T2390	T8100
Processor cores	2	2
Processor threads	2	2
Processor frequencyDiffers	1.86 GHz	2.1 GHz
Processor cacheDiffers	1 MB	3 MB
Processor cache type	L2	L2
Processor front side busDiffers	533 MHz	800 MHz
Processor socketDiffers	Socket M (mPGA478MT)	Socket 478
Processor lithographyDiffers	65 nm	45 nm
Processor operating modesDiffers	32-bit	64-bit
Processor seriesDiffers	Intel Pentium T2000 Series for Mobile	Intel Core 2 Duo T8000 Series
Processor codenameDiffers	Merom	Penryn
Bus type	FSB	FSB
FSB Parity	No	No
Stepping	M0	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	14	10.5
ECC supported by processor	No	No
Memory1 differ
Internal memoryDiffers	3 GB	1 GB
Internal memory type	DDR2-SDRAM	DDR2-SDRAM
Memory layout (slots x size)Known for one	Unknown — not stated by the source	1 x 1 GB
Memory slotsKnown for one	Unknown — not stated by the source	2x SO-DIMM
Maximum internal memoryKnown for one	Unknown — not stated by the source	4 GB
Storage2 differ
Total storage capacityDiffers	250 GB	160 GB
HDD interface	SATA	SATA
HDD speed	5400 RPM	5400 RPM
Optical drive typeKnown for one	Unknown — not stated by the source	DVD±RW
Card reader integratedDiffers	Yes	No
Compatible memory cardsKnown for one	MMC, MS PRO, SD, xD	Unknown — not stated by the source
Graphicsidentical
Discrete graphics card	Yes	Yes
Discrete graphics card model	Intel® GMA X3100	Intel® GMA X3100
Maximum graphics card memoryKnown for one	0.358 GB	Unknown — not stated by the source
Audio1 differ
Audio systemDiffers	Intel HDA 3D	High Definition Audio
Number of built-in speakersKnown for one	Unknown — not stated by the source	2
Speaker powerKnown for one	Unknown — not stated by the source	2 W
Cameraidentical
Front cameraKnown for one	Unknown — not stated by the source	No
Front camera resolution (numeric)Known for one	0.3 MP	Unknown — not stated by the source
Network1 differ
Networking features	Gigabit Ethernet	Gigabit Ethernet
Wireless technologyDiffers	802.11b/g	IEEE 802.11a/b/g
Bluetooth	No	No
Ports & interfaces6 differ
USB 2.0 ports quantity	3	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) portsDiffers	0	1
Headphone outputs	1	1
S/PDIF out portDiffers	Yes	No
Microphone in	Yes	Yes
Docking connectorDiffers	No	Yes
ExpressCard slot	Yes	Yes
CardBus PCMCIA slots quantityDiffers	0	1
CardBus PCMCIA slot typeDiffers	No	Type II
SmartCard slot	No	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
TV-out typeKnown for one	S-Video	Unknown — not stated by the source
Keyboardidentical
Pointing deviceKnown for one	Unknown — not stated by the source	ThinkPad UltraNav
Software1 differ
Operating system installedDiffers	Windows Vista Home Premium	Windows XP Professional
Drivers includedKnown for one	Yes	Unknown — not stated by the source
Processor special features4 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 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	35153	33916
Processor codeDiffers	SLA4H	SLAVJ
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	4
Battery capacityKnown for one	4000 mAh	Unknown — not stated by the source
Poweridentical
DC-in jack	Yes	Yes
AC adapter powerKnown for one	65 W	Unknown — not stated by the source
Securityidentical
Cable lock slotKnown for one	Unknown — not stated by the source	Yes
Cable lock slot typeKnown for one	Unknown — not stated by the source	IBM
Fingerprint readerKnown for one	Unknown — not stated by the source	Yes
HDD user passwordKnown for one	Unknown — not stated by the source	Yes
Weight & dimensions4 differ
WeightDiffers	1.95 kg	2.4 kg
WidthDiffers	223 mm	335.5 mm
DepthDiffers	304 mm	237 mm
HeightDiffers	42 mm	30.6 mm
Other features1 differ
Infrared data port	No	No
Internal modem	Yes	Yes
Modem speed	56 Kbit/s	56 Kbit/s
Supplied AC adapter typeDiffers	AC, UP	AC
Modem typeKnown for one	V.92	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.

More laptop comparisons

All laptop comparisons