Product comparison · 2 laptops

Acer Aspire 771G-73634g50Maii Intel® Core™ i7 i7-3632QM Laptop 43.9 cm (17.3") HD+ 4 GB DDR3-SDRAM 500 GB HDD NVIDIA® GeForce® 710M Windows 8 Black vs Dell Vostro 2421 Intel® Core™ i3 i3-2375M Laptop

135specifications compared
48differ
87identical
49known for one product only

Key differences

Product colour
- Aspire 771G-73634g50Maii Intel® Core™ i7 i7-3632QM Laptop 43.9 cm (17.3") HD+ 4 GB DDR3-SDRAM 500 GB HDD NVIDIA® GeForce® 710M Windows 8 Black:Black
- Vostro 2421 Intel® Core™ i3 i3-2375M Laptop:Silver
Display diagonal
- Aspire 771G-73634g50Maii Intel® Core™ i7 i7-3632QM Laptop 43.9 cm (17.3") HD+ 4 GB DDR3-SDRAM 500 GB HDD NVIDIA® GeForce® 710M Windows 8 Black:43.9 cm (17.3")
- Vostro 2421 Intel® Core™ i3 i3-2375M Laptop:35.6 cm (14")
Display resolution
- Aspire 771G-73634g50Maii Intel® Core™ i7 i7-3632QM Laptop 43.9 cm (17.3") HD+ 4 GB DDR3-SDRAM 500 GB HDD NVIDIA® GeForce® 710M Windows 8 Black:1600 x 900 pixels
- Vostro 2421 Intel® Core™ i3 i3-2375M Laptop:1366 x 768 pixels
Processor family
- Aspire 771G-73634g50Maii Intel® Core™ i7 i7-3632QM Laptop 43.9 cm (17.3") HD+ 4 GB DDR3-SDRAM 500 GB HDD NVIDIA® GeForce® 710M Windows 8 Black:Intel® Core™ i7
- Vostro 2421 Intel® Core™ i3 i3-2375M Laptop:Intel® Core™ i3
Processor generation
- Aspire 771G-73634g50Maii Intel® Core™ i7 i7-3632QM Laptop 43.9 cm (17.3") HD+ 4 GB DDR3-SDRAM 500 GB HDD NVIDIA® GeForce® 710M Windows 8 Black:3rd gen Intel® Core™ i7
- Vostro 2421 Intel® Core™ i3 i3-2375M Laptop:2nd gen Intel® Core™ i3
Processor model
- Aspire 771G-73634g50Maii Intel® Core™ i7 i7-3632QM Laptop 43.9 cm (17.3") HD+ 4 GB DDR3-SDRAM 500 GB HDD NVIDIA® GeForce® 710M Windows 8 Black:i7-3632QM
- Vostro 2421 Intel® Core™ i3 i3-2375M Laptop:i3-2375M
Processor cores
- Aspire 771G-73634g50Maii Intel® Core™ i7 i7-3632QM Laptop 43.9 cm (17.3") HD+ 4 GB DDR3-SDRAM 500 GB HDD NVIDIA® GeForce® 710M Windows 8 Black:4
- Vostro 2421 Intel® Core™ i3 i3-2375M Laptop:2
Processor threads
- Aspire 771G-73634g50Maii Intel® Core™ i7 i7-3632QM Laptop 43.9 cm (17.3") HD+ 4 GB DDR3-SDRAM 500 GB HDD NVIDIA® GeForce® 710M Windows 8 Black:8
- Vostro 2421 Intel® Core™ i3 i3-2375M Laptop:4

Side by side

Differences highlightedShow differences only

Comparison of 771G-73634g50Maii, 2421
184 specifications	A Acer Aspire 771G-73634g50Maii Intel® Core™ i7 i7-3632QM Laptop 43.9 cm (17.3") HD+ 4 GB DDR3-SDRAM 500 GB HDD NVIDIA® GeForce® 710M Windows 8 Black Model 771G-73634g50Maii View product	B Dell Vostro 2421 Intel® Core™ i3 i3-2375M Laptop Model 2421 View product
Design1 differ
Product type	Laptop	Laptop
Product colourDiffers	Black	Silver
Form factor	Clamshell	Clamshell
Display2 differ
Display diagonalDiffers	43.9 cm (17.3")	35.6 cm (14")
Display resolutionDiffers	1600 x 900 pixels	1366 x 768 pixels
Touchscreen	No	No
HD typeKnown for one	HD+	Unknown — not stated by the source
Display number of coloursKnown for one	16.78 million colours	Unknown — not stated by the source
LED backlight	Yes	Yes
Native aspect ratio	16:9	16:9
Display brightnessKnown for one	200 cd/m²	Unknown — not stated by the source
Display response rise/fallKnown for one	8 ms	Unknown — not stated by the source
Contrast ratio (typical)Known for one	500:1	Unknown — not stated by the source
Processor15 differ
Processor manufacturer	Intel	Intel
Processor familyDiffers	Intel® Core™ i7	Intel® Core™ i3
Processor generationDiffers	3rd gen Intel® Core™ i7	2nd gen Intel® Core™ i3
Processor modelDiffers	i7-3632QM	i3-2375M
Processor coresDiffers	4	2
Processor threadsDiffers	8	4
Processor boost frequencyKnown for one	3.2 GHz	Unknown — not stated by the source
Processor frequencyDiffers	2.2 GHz	1.5 GHz
System bus rate	5 GT/s	5 GT/s
Processor cacheDiffers	6 MB	3 MB
Processor cache type	Smart Cache	Smart Cache
Processor socketDiffers	Socket 1224	BGA 1023
Processor lithographyDiffers	22 nm	32 nm
Processor operating modes	64-bit	64-bit
Processor seriesDiffers	Intel Core i7-3600 Mobile series	Intel Core i3-2300 Mobile Series
Processor codenameDiffers	Ivy Bridge	Sandy Bridge
Bus type	DMI	DMI
FSB Parity	No	No
Thermal Design Power (TDP)Differs	35 W	17 W
TjunctionDiffers	105 °C	100 °C
Maximum number of PCI Express lanes	16	16
PCI Express configurations	1x16, 2x8, 1x8+2x4	1x16, 2x8, 1x8+2x4
PCI Express slots versionDiffers	3.0	2.0
CPU multiplier (bus/core ratio)Differs	22	15
ECC supported by processor	No	No
SteppingKnown for one	Unknown — not stated by the source	J1
Memory3 differ
Internal memoryDiffers	4 GB	2 GB
Internal memory type	DDR3-SDRAM	DDR3-SDRAM
Memory clock speedDiffers	1066 MHz	1600 MHz
Maximum internal memoryDiffers	16 GB	8 GB
Memory form factorKnown for one	Unknown — not stated by the source	SO-DIMM
Memory layout (slots x size)Known for one	Unknown — not stated by the source	1 x 2 GB
Memory slotsKnown for one	Unknown — not stated by the source	2x SO-DIMM
Maximum internal memory (64-bit)Known for one	Unknown — not stated by the source	8 GB
Storage1 differ
Total storage capacity	500 GB	500 GB
Storage media	HDD	HDD
Number of HDDs installed	1	1
HDD capacity	500 GB	500 GB
HDD interface	SATA	SATA
HDD speedKnown for one	5400 RPM	Unknown — not stated by the source
HDD sizeKnown for one	2.5"	Unknown — not stated by the source
Optical drive typeDiffers	DVD±RW	DVD Super Multi
Card reader integrated	Yes	Yes
Compatible memory cardsKnown for one	Memory Stick (MS), MMC, MS PRO Duo, SD, xD	Unknown — not stated by the source
Graphics5 differ
On-board graphics card	Yes	Yes
Discrete graphics cardDiffers	Yes	No
Discrete graphics card modelDiffers	NVIDIA® GeForce® 710M	Not available
Discrete graphics card memoryKnown for one	2 GB	Unknown — not stated by the source
On-board graphics card family	Intel® HD Graphics	Intel® HD Graphics
On-board graphics card modelDiffers	Intel® HD Graphics 4000	Intel® HD Graphics 3000
On-board graphics card base frequencyDiffers	650 MHz	350 MHz
On-board graphics card dynamic frequency (max)Differs	1150 MHz	1000 MHz
On-board graphics card IDKnown for one	0x166	Unknown — not stated by the source
Audioidentical
Number of built-in speakers	2	2
Built-in microphone	Yes	Yes
Speaker powerKnown for one	Unknown — not stated by the source	2 W
Camera1 differ
Front camera	Yes	Yes
Front camera resolution (numeric)Differs	1.3 MP	1 MP
Front camera resolutionKnown for one	1280 x 720 pixels	Unknown — not stated by the source
Network2 differ
Wi-Fi	Yes	Yes
Wi-Fi standardsDiffers	Wi-Fi 4 (802.11n)	802.11b, 802.11g, Wi-Fi 4 (802.11n)
Ethernet LAN	Yes	Yes
Ethernet LAN data ratesDiffers	10,100,1000 Mbit/s	10,100 Mbit/s
Bluetooth	Yes	Yes
Bluetooth versionKnown for one	4.0	Unknown — not stated by the source
Data network	Not supported	Not supported
Networking standardsKnown for one	IEEE 802.11n, IEEE 802.3, IEEE 802.3ab, IEEE 802.3u	Unknown — not stated by the source
4G WiMAX	No	No
Integrated 4G WiMAX	Yes	Yes
Cabling technologyKnown for one	Unknown — not stated by the source	10/100Base-T(X)
Ports & interfaces3 differ
USB 2.0 ports quantityDiffers	2	1
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers	1	2
eSATA/USB 2.0 ports quantity	0	0
eSATA/USB 3.2 Gen 1 (3.1 Gen 1) ports quantity	0	0
eSATA ports quantity	0	0
Ethernet LAN (RJ-45) ports	1	1
HDMI ports quantity	1	1
DisplayPorts quantity	0	0
DVI port	No	No
VGA (D-Sub) ports quantityDiffers	1	0
Firewire (IEEE 1394) ports	0	0
Thunderbolt ports quantity	0	0
Headphone outputs	1	1
Microphone in	Yes	Yes
Docking connector	No	No
ExpressCard slot	No	No
CardBus PCMCIA slots quantity	0	0
CardBus PCMCIA slot type	No	No
SmartCard slot	No	No
S/PDIF out portKnown for one	Unknown — not stated by the source	No
Headphone connectivityKnown for one	Unknown — not stated by the source	3.5 mm
Microphone connectivityKnown for one	Unknown — not stated by the source	3.5 mm
Performance1 differ
Motherboard chipsetDiffers	Intel HM77 Express	Intel HM76 Express
Keyboard1 differ
Pointing device	Touchpad	Touchpad
Numeric keypadDiffers	Yes	No
Full-size keyboardKnown for one	Yes	Unknown — not stated by the source
Spill-resistant keyboardKnown for one	Unknown — not stated by the source	Yes
Windows keysKnown for one	Unknown — not stated by the source	Yes
Software1 differ
Operating system installedDiffers	Windows 8	FreeDOS
Operating system architectureKnown for one	64-bit	Unknown — not stated by the source
Drivers includedKnown for one	Unknown — not stated by the source	Yes
Processor special features6 differ
Intel® Wireless Display (Intel® WiDi)	Yes	Yes
CPU configuration (max)	1	1
Embedded options available	No	No
Enhanced Intel SpeedStep Technology	Yes	Yes
Execute Disable Bit	Yes	Yes
Graphics & IMC lithographyDiffers	22 nm	32 nm
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	Yes	Yes
Intel Enhanced Halt State	Yes	Yes
Intel FDI Technology	Yes	Yes
Intel Fast Memory Access	Yes	Yes
Intel Flex Memory Access	Yes	Yes
Intel Identity Protection Technology version	1.00	1.00
Intel Rapid Storage Technology	No	No
Intel Secure Key Technology versionKnown for one	1.00	Unknown — not stated by the source
Intel Smart Connect Technology	No	No
Intel Trusted Execution Technology	No	No
Intel VT-x with Extended Page Tables (EPT)	Yes	Yes
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)Differs	Yes	No
Intel® Active Management Technology (Intel® AMT)Known for one	No	Unknown — not stated by the source
Intel® Anti-Theft Technology (Intel® AT)	Yes	Yes
Intel® Clear Video HD Technology (Intel® CVT HD)	Yes	Yes
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)	No	No
Intel® High Definition Audio (Intel® HD Audio)Known for one	No	Unknown — not stated by the source
Intel® Hyper Threading Technology (Intel® HT Technology)	Yes	Yes
Intel® Identity Protection Technology (Intel® IPT)	Yes	Yes
Intel® InTru™ 3D Technology	Yes	Yes
Intel® Insider™	Yes	Yes
Intel® Matrix Storage Technology (Intel® MST)Known for one	No	Unknown — not stated by the source
Intel® My WiFi Technology (Intel® MWT)	Yes	Yes
Intel® Quick Sync Video Technology	Yes	Yes
Intel® Rapid Start Technology	No	No
Intel® Secure KeyKnown for one	Yes	Unknown — not stated by the source
Intel® Small Business Advantage (Intel® SBA)Known for one	No	Unknown — not stated by the source
Intel® Smart Cache	Yes	Yes
Intel® Smart Response Technology	No	No
Intel® Turbo Boost TechnologyDiffers	2.0	No
Processor ARK IDDiffers	71458	74259
Processor package sizeDiffers	37.5 x 37.5 (rPGA988B)	31.0 x 24.0 (BGA1023)
Supported instruction sets	AVX	AVX
Thermal Monitoring Technologies	Yes	Yes
Conflict-Free processorDiffers	Yes	No
Processor codeKnown for one	Unknown — not stated by the source	SR0U4
Battery1 differ
Number of battery cells	6	6
Battery life (max)Differs	5 h	7 h
Battery recharge timeKnown for one	2 h	Unknown — not stated by the source
Battery technologyKnown for one	Unknown — not stated by the source	Lithium-Ion (Li-Ion)
Battery capacityKnown for one	Unknown — not stated by the source	48 Wh
Poweridentical
DC-in jack	Yes	Yes
AC adapter powerKnown for one	Unknown — not stated by the source	65 W
AC adapter frequencyKnown for one	Unknown — not stated by the source	50 - 60 Hz
AC adapter input voltageKnown for one	Unknown — not stated by the source	100 - 240 V
Security1 differ
Cable lock slotDiffers	No	Yes
Weight & dimensions4 differ
WeightDiffers	3.2 kg	2.18 kg
WidthDiffers	410 mm	346 mm
DepthDiffers	310 mm	245 mm
HeightDiffers	30 mm	25.4 mm
Packaging contentidentical
AC adapter included	Yes	Yes
Power cord includedKnown for one	Yes	Unknown — not stated by the source
Cables includedKnown for one	Unknown — not stated by the source	AC
ManualKnown for one	Unknown — not stated by the source	Yes
Quick start guideKnown for one	Unknown — not stated by the source	Yes
Warranty cardKnown for one	Unknown — not stated by the source	Yes
Other featuresidentical
64-bit computingKnown for one	Yes	Unknown — not stated by the source
Sustainabilityidentical
Sustainability certificatesKnown for one	Unknown — not stated by the source	EPEAT Silver, ENERGY STAR

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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