Product comparison · 2 laptops

Acer TravelMate 7720G-834G64Bn vs Lenovo ThinkPad R61 + Docking Station

106specifications compared
29differ
77identical
22known for one product only

Key differences

The Acer TravelMate 7720G-834G64Bn has 0.3 GHz more processor frequency than the Lenovo ThinkPad R61 + Docking Station (2.4 GHz vs 2.1 GHz). The Acer TravelMate 7720G-834G64Bn has 1.5 more CPU multiplier (bus/core ratio) than the Lenovo ThinkPad R61 + Docking Station (12 vs 10.5). The Acer TravelMate 7720G-834G64Bn has 3 GB more internal memory than the Lenovo ThinkPad R61 + Docking Station (4 GB vs 1 GB). Only the Acer TravelMate 7720G-834G64Bn has card reader integrated. Only the Acer TravelMate 7720G-834G64Bn has Bluetooth.

Display diagonal
- TravelMate 7720G-834G64Bn:43.2 cm (17")
- ThinkPad R61 + Docking Station:35.8 cm (14.1")
Display resolution
- TravelMate 7720G-834G64Bn:1440 x 900 pixels
- ThinkPad R61 + Docking Station:1280 x 800 pixels
Processor model
- TravelMate 7720G-834G64Bn:T8300
- ThinkPad R61 + Docking Station:T8100
Processor frequency
- TravelMate 7720G-834G64Bn:2.4 GHz
- ThinkPad R61 + Docking Station:2.1 GHz
Processor socket
- TravelMate 7720G-834G64Bn:Socket 479
- ThinkPad R61 + Docking Station:Socket 478
CPU multiplier (bus/core ratio)
- TravelMate 7720G-834G64Bn:12
- ThinkPad R61 + Docking Station:10.5
Internal memory
- TravelMate 7720G-834G64Bn:4 GB
- ThinkPad R61 + Docking Station:1 GB
Memory layout (slots x size)
- TravelMate 7720G-834G64Bn:2 x 2 GB
- ThinkPad R61 + Docking Station:1 x 1 GB

Side by side

Differences highlightedShow differences only

Comparison of TravelMate 7720G-834G64Bn, ThinkPad R61 + Docking Station
128 specifications	A Acer TravelMate 7720G-834G64Bn View product	B Lenovo ThinkPad R61 + Docking Station View product
Display2 differ
Display diagonalDiffers	43.2 cm (17")	35.8 cm (14.1")
Display resolutionDiffers	1440 x 900 pixels	1280 x 800 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	T8300	T8100
Processor cores	2	2
Processor threads	2	2
Processor frequencyDiffers	2.4 GHz	2.1 GHz
Processor cache	3 MB	3 MB
Processor cache type	L2	L2
Processor front side bus	800 MHz	800 MHz
Processor socketDiffers	Socket 479	Socket 478
Processor lithography	45 nm	45 nm
Processor operating modes	64-bit	64-bit
Processor series	Intel Core 2 Duo T8000 Series	Intel Core 2 Duo T8000 Series
Processor codename	Penryn	Penryn
Bus type	FSB	FSB
FSB Parity	No	No
Stepping	M0	M0
Thermal Design Power (TDP)	35 W	35 W
Tjunction	105 °C	105 °C
Number of Processing Die Transistors	410 M	410 M
Processing Die size	107 mm²	107 mm²
CPU multiplier (bus/core ratio)Differs	12	10.5
ECC supported by processor	No	No
Memory2 differ
Internal memoryDiffers	4 GB	1 GB
Internal memory type	DDR2-SDRAM	DDR2-SDRAM
Memory layout (slots x size)Differs	2 x 2 GB	1 x 1 GB
Maximum internal memory	4 GB	4 GB
Memory slotsKnown for one	Unknown — not stated by the source	2x SO-DIMM
Storage2 differ
Total storage capacityDiffers	320 GB	160 GB
Number of HDDs installedKnown for one	2	Unknown — not stated by the source
HDD interface	SATA	SATA
Card reader integratedDiffers	Yes	No
HDD speedKnown for one	Unknown — not stated by the source	5400 RPM
Optical drive typeKnown for one	Unknown — not stated by the source	DVD±RW
Graphics1 differ
Discrete graphics card	Yes	Yes
Discrete graphics card modelDiffers	AMD Mobility Radeon HD 2600	Intel® GMA X3100
Discrete graphics card memoryKnown for one	0.512 GB	Unknown — not stated by the source
Maximum graphics card memoryKnown for one	1.28 GB	Unknown — not stated by the source
Audioidentical
Audio system	High Definition Audio	High Definition Audio
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 features	Gigabit Ethernet	Gigabit Ethernet
Wireless technologyDiffers	IEEE 802.11a/g/n	IEEE 802.11a/b/g
BluetoothDiffers	Yes	No
Bluetooth versionKnown for one	2.0+EDR	Unknown — not stated by the source
Ports & interfaces5 differ
USB 2.0 ports quantityDiffers	4	3
Ethernet LAN (RJ-45) ports	1	1
HDMI ports quantity	0	0
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 quantity	1	1
CardBus PCMCIA slot type	Type II	Type II
SmartCard slotDiffers	Yes	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
Keyboard1 differ
Pointing deviceDiffers	Touchpad	ThinkPad UltraNav
Keyboard function keysKnown for one	12	Unknown — not stated by the source
Software1 differ
Operating system installedDiffers	Windows Vista Home Premium	Windows XP Professional
Bundled softwareKnown for one	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, NTI CD Maker, NTI Shadow	Unknown — not stated by the source
Processor special features2 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 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	33099	33916
Processor codeDiffers	SLAPR	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	8	4
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
Fingerprint readerKnown for one	Unknown — not stated by the source	Yes
HDD user passwordKnown for one	Unknown — not stated by the source	Yes
Weight & dimensions3 differ
WeightDiffers	3.8 kg	2.4 kg
WidthDiffers	400 mm	335.5 mm
DepthDiffers	290 mm	237 mm
Height (front)Known for one	3.03 cm	Unknown — not stated by the source
Height (rear)Known for one	4.33 cm	Unknown — not stated by the source
HeightKnown for one	Unknown — not stated by the source	30.6 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 typeKnown for one	ITU V.92	Unknown — not stated by the source
Supplied AC adapter typeDiffers	AC, UP	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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