Product comparison · 2 laptops

Acer Aspire 7720G-833G50MN vs Lenovo ThinkPad R61i + 1GB

102specifications compared
38differ
64identical
24known for one product only

Key differences

Display diagonal
- Aspire 7720G-833G50MN:43.2 cm (17")
- ThinkPad R61i + 1GB:39.1 cm (15.4")
Display resolution
- Aspire 7720G-833G50MN:1440 x 900 pixels
- ThinkPad R61i + 1GB:1280 x 800 pixels
Processor model
- Aspire 7720G-833G50MN:T8300
- ThinkPad R61i + 1GB:T5550
Processor frequency
- Aspire 7720G-833G50MN:2.4 GHz
- ThinkPad R61i + 1GB:1.83 GHz
Processor cache
- Aspire 7720G-833G50MN:3 MB
- ThinkPad R61i + 1GB:2 MB
Processor front side bus
- Aspire 7720G-833G50MN:800 MHz
- ThinkPad R61i + 1GB:667 MHz
Processor socket
- Aspire 7720G-833G50MN:Socket 479
- ThinkPad R61i + 1GB:Socket 478
Processor lithography
- Aspire 7720G-833G50MN:45 nm
- ThinkPad R61i + 1GB:65 nm

Side by side

Differences highlightedShow differences only

Comparison of Aspire 7720G-833G50MN, ThinkPad R61i + 1GB
126 specifications	A Acer Aspire 7720G-833G50MN View product	B Lenovo ThinkPad R61i + 1GB View product
Display2 differ
Display diagonalDiffers	43.2 cm (17")	39.1 cm (15.4")
Display resolutionDiffers	1440 x 900 pixels	1280 x 800 pixels
Native aspect ratio	16:10	16:10
Display brightnessKnown for one	200 cd/m²	Unknown — not stated by the source
Processor12 differ
Processor manufacturer	Intel	Intel
Processor family	Intel® Core™2 Duo	Intel® Core™2 Duo
Processor modelDiffers	T8300	T5550
Processor cores	2	2
Processor threads	2	2
Processor frequencyDiffers	2.4 GHz	1.83 GHz
Processor cacheDiffers	3 MB	2 MB
Processor cache type	L2	L2
Processor front side busDiffers	800 MHz	667 MHz
Processor socketDiffers	Socket 479	Socket 478
Processor lithographyDiffers	45 nm	65 nm
Processor operating modes	64-bit	64-bit
Processor seriesDiffers	Intel Core 2 Duo T8000 Series	Intel Core 2 Duo T5000 Series
Processor codenameDiffers	Penryn	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
TjunctionDiffers	105 °C	100 °C
Number of Processing Die TransistorsDiffers	410 M	291 M
Processing Die sizeDiffers	107 mm²	143 mm²
CPU multiplier (bus/core ratio)Differs	12	11
ECC supported by processor	No	No
Memory1 differ
Internal memoryDiffers	3 GB	1 GB
Internal memory type	DDR2-SDRAM	DDR2-SDRAM
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
Storage1 differ
Total storage capacityDiffers	500 GB	160 GB
HDD interface	SATA	SATA
Optical drive type	DVD±RW	DVD±RW
HDD speedKnown for one	Unknown — not stated by the source	5400 RPM
Card reader integratedKnown for one	Unknown — not stated by the source	No
Graphics1 differ
Discrete graphics card	Yes	Yes
Discrete graphics card modelDiffers	NVIDIA® GeForce® 8600M GT	Intel® GMA X3100
Audioidentical
Audio system	High Definition Audio	High Definition Audio
Number of built-in speakers	2	2
Speaker power	2 W	2 W
Built-in subwooferKnown for one	Yes	Unknown — not stated by the source
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
Network1 differ
Networking features	Gigabit Ethernet	Gigabit Ethernet
Wireless technologyDiffers	IEEE 802.11a/g/n	IEEE 802.11a/b/g
Bluetooth	No	No
Ports & interfaces8 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) portsDiffers	1	0
Headphone outputs	1	1
S/PDIF out portDiffers	Yes	No
Microphone in	Yes	Yes
Docking connector	No	No
ExpressCard slot	Yes	Yes
CardBus PCMCIA slots quantityDiffers	0	1
CardBus PCMCIA slot typeDiffers	No	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
USB 1.1 ports quantityKnown for one	0	Unknown — not stated by the source
HDMI 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	Trackpad
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, eAudio, ePresentation, eDataSecurity, eLock, eRecovery, eSettings Management), Acer Arcade + Cinema, Video, Album, Music, TV, Acer Arcade Deluxe + DV Wizard, VideoMagician, DVDivine, Acer HomeMedia, Acer GridVista, Acer Launch Manager, Adobe Reader, Cyb	Unknown — not stated by the source
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
Idle StatesKnown for one	Yes	Unknown — not stated by the source
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	Yes	No
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	Yes	No
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	32427
Processor codeKnown for one	SLAPR	Unknown — not stated by the source
Processor package size	35 x 35 mm	35 x 35 mm
Thermal Monitoring Technologies	No	No
Conflict-Free processor	No	No
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	3.62 kg	2.8 kg
WidthDiffers	404 mm	359 mm
DepthDiffers	298 mm	260 mm
Height (front)Known for one	3.8 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	35.3 mm
Other features3 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.90
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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