Product comparison · 2 all-in-one pcs/workstations

Acer Aspire 620-003 Intel® Pentium® G645 vs Acer 771-214G1T21MGi Intel® Core™ i3 i3-2120

113specifications compared
30differ
83identical
34known for one product only

Key differences

Touchscreen
- Aspire 620-003 Intel® Pentium® G645:No
- 771-214G1T21MGi Intel® Core™ i3 i3-2120:Yes
Processor family
- Aspire 620-003 Intel® Pentium® G645:Intel® Pentium®
- 771-214G1T21MGi Intel® Core™ i3 i3-2120:Intel® Core™ i3
Processor model
- Aspire 620-003 Intel® Pentium® G645:G645
- 771-214G1T21MGi Intel® Core™ i3 i3-2120:i3-2120
Processor threads
- Aspire 620-003 Intel® Pentium® G645:2
- 771-214G1T21MGi Intel® Core™ i3 i3-2120:4
Processor frequency
- Aspire 620-003 Intel® Pentium® G645:2.9 GHz
- 771-214G1T21MGi Intel® Core™ i3 i3-2120:3.3 GHz
CPU multiplier (bus/core ratio)
- Aspire 620-003 Intel® Pentium® G645:29
- 771-214G1T21MGi Intel® Core™ i3 i3-2120:33
Memory types supported by processor
- Aspire 620-003 Intel® Pentium® G645:DDR3-SDRAM
- 771-214G1T21MGi Intel® Core™ i3 i3-2120:DDR3 1066/1333
Memory bandwidth supported by processor (max)
- Aspire 620-003 Intel® Pentium® G645:17 GB/s
- 771-214G1T21MGi Intel® Core™ i3 i3-2120:21 GB/s

Side by side

Differences highlightedShow differences only

Comparison of 620-003, 771-214G1T21MGi
147 specifications	A Acer Aspire 620-003 Intel® Pentium® G645 Model 620-003 View product	B Acer 771-214G1T21MGi Intel® Core™ i3 i3-2120 Model 771-214G1T21MGi View product
Display1 differ
Display diagonal	54.6 cm (21.5")	54.6 cm (21.5")
Display resolution	1920 x 1080 pixels	1920 x 1080 pixels
TouchscreenDiffers	No	Yes
HD type	Full HD	Full HD
Full HD	Yes	Yes
LED backlight	Yes	Yes
Touch technologyKnown for one	Unknown — not stated by the source	Multi-touch
Native aspect ratio	16:9	16:9
Processor8 differ
Processor manufacturer	Intel	Intel
Processor familyDiffers	Intel® Pentium®	Intel® Core™ i3
Processor generationKnown for one	Unknown — not stated by the source	2nd gen Intel® Core™ i3
Processor modelDiffers	G645	i3-2120
Processor cores	2	2
Processor threadsDiffers	2	4
Processor frequencyDiffers	2.9 GHz	3.3 GHz
Processor cache	3 MB	3 MB
Processor cache type	Smart Cache	Smart Cache
Processor socket	LGA 1155 (Socket H2)	LGA 1155 (Socket H2)
System bus rate	5 GT/s	5 GT/s
64-bit computing	Yes	Yes
Thermal Design Power (TDP)	65 W	65 W
Bus type	DMI	DMI
CPU multiplier (bus/core ratio)Differs	29	33
FSB Parity	No	No
Maximum number of PCI Express lanesKnown for one	Unknown — not stated by the source	16
PCI Express slots version	2.0	2.0
Processor codename	Sandy Bridge	Sandy Bridge
Processor lithography	32 nm	32 nm
Processor operating modes	64-bit	64-bit
Processor seriesDiffers	Intel Pentium G600 Series for Desktop	Intel Core i3-2100 Desktop Series
Tcase	69.1 °C	69.1 °C
Conflict-Free processor	No	No
Maximum internal memory supported by processor	32 GB	32 GB
Memory types supported by processorDiffers	DDR3-SDRAM	DDR3 1066/1333
Memory bandwidth supported by processor (max)Differs	17 GB/s	21 GB/s
Memory channels supported by processor	Dual	Dual
ECC supported by processor	No	No
Processor codeKnown for one	SR0RS	Unknown — not stated by the source
SteppingKnown for one	Q0	Unknown — not stated by the source
Memory clock speeds supported by processorKnown for one	1066 MHz	Unknown — not stated by the source
Memory1 differ
Internal memory	4 GB	4 GB
Internal memory type	DDR3-SDRAM	DDR3-SDRAM
Maximum internal memory	8 GB	8 GB
Memory slots	2	2
Memory clock speedDiffers	1600 MHz	1333 MHz
Storage2 differ
Total storage capacity	1 TB	1 TB
Storage media	HDD	HDD
Number of storage drives installed	1	1
Number of HDDs installed	1	1
HDD capacityKnown for one	Unknown — not stated by the source	1 TB
HDD speedDiffers	7200 RPM	5400 RPM
HDD interface	SATA II	SATA II
Number of SSDs installedKnown for one	Unknown — not stated by the source	0
Optical drive type	DVD Super Multi	DVD Super Multi
Card reader integrated	Yes	Yes
Compatible memory cardsDiffers	Memory Stick (MS), MMC, MS PRO Duo, SD, SDHC, xD	Memory Stick (MS), MMC, MS PRO Duo, MS Pro-HG Duo, SD, SDHC
Graphics1 differ
Discrete graphics card memoryKnown for one	Unknown — not stated by the source	2 GB
On-board graphics card	Yes	Yes
On-board graphics card family	Intel® HD Graphics	Intel® HD Graphics
On-board graphics card modelDiffers	Intel® HD Graphics	Intel® HD Graphics 2000
Number of displays supported (on-board graphics)	2	2
On-board graphics card base frequency	850 MHz	850 MHz
On-board graphics card dynamic frequency (max)	1100 MHz	1100 MHz
On-board graphics card IDKnown for one	Unknown — not stated by the source	0x102
Discrete graphics card modelKnown for one	Not available	Unknown — not stated by the source
Audioidentical
Built-in speaker(s)Known for one	Unknown — not stated by the source	Yes
Number of speakersKnown for one	Unknown — not stated by the source	2
RMS rated powerKnown for one	Unknown — not stated by the source	5 W
Built-in microphoneKnown for one	Unknown — not stated by the source	Yes
Audio systemKnown for one	Unknown — not stated by the source	HD
Cameraidentical
Built-in camera	Yes	Yes
Optical driveidentical
Optical drive interface	SATA	SATA
Network1 differ
Wi-Fi	Yes	Yes
Wi-Fi standards	802.11a, 802.11b, 802.11g	802.11a, 802.11b, 802.11g
Ethernet LAN	Yes	Yes
Ethernet LAN data rates	10,100,1000 Mbit/s	10,100,1000 Mbit/s
BluetoothDiffers	No	Yes
Bluetooth versionKnown for one	Unknown — not stated by the source	4.0
Ports & interfaces1 differ
Ethernet LAN (RJ-45) ports	1	1
USB 2.0 ports quantity	4	4
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity	2	2
HDMI ports quantityDiffers	0	1
VGA (D-Sub) ports quantity	0	0
Headphone outputs	1	1
Microphone in	Yes	Yes
Designidentical
Product colour	Black	Black
Performance1 differ
Motherboard chipsetDiffers	Intel® H61 Express	Intel® H61
Software1 differ
Operating system installedDiffers	Windows 8	Windows 7 Home Premium
Operating system architecture	64-bit	64-bit
Bundled softwareKnown for one	Unknown — not stated by the source	Microsoft Office Starter, Bing Bar, Windows Live Essentials
Processor special features8 differ
CPU configuration (max)	1	1
Embedded options availableDiffers	No	Yes
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	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 versionKnown for one	Unknown — not stated by the source	1.00
Intel Rapid Storage 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)	No	No
Intel® Anti-Theft Technology (Intel® AT)	No	No
Intel® Clear Video HD Technology (Intel® CVT HD)Differs	No	Yes
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)	No	No
Intel® Hyper Threading Technology (Intel® HT Technology)Differs	No	Yes
Intel® Identity Protection Technology (Intel® IPT)Known for one	Unknown — not stated by the source	Yes
Intel® InTru™ 3D TechnologyDiffers	No	Yes
Intel® Insider™Differs	No	Yes
Intel® My WiFi Technology (Intel® MWT)	No	No
Intel® Quick Sync Video TechnologyDiffers	No	Yes
Intel® Turbo Boost Technology	No	No
Intel® Wireless Display (Intel® WiDi)	No	No
Processor ARK IDDiffers	69116	53426
Processor package size	37.5 x 37.5 mm	37.5 x 37.5 mm
Supported instruction setsDiffers	SSE4.1, SSE4.2	AVX
Thermal Monitoring Technologies	Yes	Yes
Intel® Smart CacheKnown for one	Yes	Unknown — not stated by the source
Weight & dimensions3 differ
Width (with stand)Differs	525 mm	532 mm
Depth (with stand)Differs	65 mm	58 mm
Height (with stand)Differs	378 mm	414 mm
Packaging contentidentical
Mouse included	Yes	Yes
Keyboard included	Yes	Yes
Remote control includedKnown for one	Unknown — not stated by the source	Yes
Other features2 differ
Graphics card familyDiffers	Intel	Intel, NVIDIA
Cabling technologyKnown for one	Unknown — not stated by the source	10/100/1000Base-T(X)
Camera includedKnown for one	Unknown — not stated by the source	Yes
Chassis typeKnown for one	Unknown — not stated by the source	All-in-One
Compliance industry standardsKnown for one	Unknown — not stated by the source	IEEE 802.3, IEEE 802.3u, IEEE 802.3ab
Display diagonal (metric)Known for one	Unknown — not stated by the source	54.6 cm
Display includedKnown for one	Unknown — not stated by the source	Yes
Ethernet interface typeKnown for one	Unknown — not stated by the source	Gigabit Ethernet
HDMIKnown for one	Unknown — not stated by the source	Yes
Networking featuresKnown for one	Unknown — not stated by the source	Gigabit Ethernet, WLAN
Number of processors installedKnown for one	Unknown — not stated by the source	1
Power supplyDiffers	150 W	180 W
Storage drive interface	Serial ATA II	Serial ATA II
TV tuner integratedKnown for one	Unknown — not stated by the source	Yes
TV tuner typeKnown for one	Unknown — not stated by the source	DVB-T

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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