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

Acer 1620-UR31P Intel® Celeron® G530 vs Viewsonic VPC221 Intel® Core™ i3

59specifications compared
21differ
38identical
94known for one product only

Key differences

Display diagonal
- 1620-UR31P Intel® Celeron® G530:50.8 cm (20")
- VPC221 Intel® Core™ i3:54.6 cm (21.5")
Display resolution
- 1620-UR31P Intel® Celeron® G530:1600 x 900 pixels
- VPC221 Intel® Core™ i3:1366 x 768 pixels
HD type
- 1620-UR31P Intel® Celeron® G530:HD+
- VPC221 Intel® Core™ i3:Not supported
Processor family
- 1620-UR31P Intel® Celeron® G530:Intel® Celeron®
- VPC221 Intel® Core™ i3:Intel® Core™ i3
Processor frequency
- 1620-UR31P Intel® Celeron® G530:2.4 GHz
- VPC221 Intel® Core™ i3:3.08 GHz
Internal memory
- 1620-UR31P Intel® Celeron® G530:2 GB
- VPC221 Intel® Core™ i3:4 GB
Memory clock speed
- 1620-UR31P Intel® Celeron® G530:1333 MHz
- VPC221 Intel® Core™ i3:1066 MHz
HDD speed
- 1620-UR31P Intel® Celeron® G530:7200 RPM
- VPC221 Intel® Core™ i3:5400 RPM

Side by side

Differences highlightedShow differences only

Comparison of 1620-UR31P, VPC221
153 specifications	A Acer 1620-UR31P Intel® Celeron® G530 Model 1620-UR31P View product	B Viewsonic VPC221 Intel® Core™ i3 Model VPC221 View product
Display3 differ
Display diagonalDiffers	50.8 cm (20")	54.6 cm (21.5")
Display resolutionDiffers	1600 x 900 pixels	1366 x 768 pixels
HD typeDiffers	HD+	Not supported
Display brightnessKnown for one	Unknown — not stated by the source	250 cd/m²
Viewing angle, horizontalKnown for one	Unknown — not stated by the source	170°
Viewing angle, verticalKnown for one	Unknown — not stated by the source	160°
Processor2 differ
Processor familyDiffers	Intel® Celeron®	Intel® Core™ i3
Processor modelKnown for one	G530	Unknown — not stated by the source
Processor threadsKnown for one	2	Unknown — not stated by the source
Processor frequencyDiffers	2.4 GHz	3.08 GHz
Processor cacheKnown for one	2 MB	Unknown — not stated by the source
Processor cache typeKnown for one	L3	Unknown — not stated by the source
L3 cacheKnown for one	2 MB	Unknown — not stated by the source
Processor socketKnown for one	LGA 1155 (Socket H2)	Unknown — not stated by the source
System bus rateKnown for one	5 GT/s	Unknown — not stated by the source
Thermal Design Power (TDP)Known for one	65 W	Unknown — not stated by the source
Bus typeKnown for one	DMI	Unknown — not stated by the source
CPU multiplier (bus/core ratio)Known for one	24	Unknown — not stated by the source
PCI Express slots versionKnown for one	2.0	Unknown — not stated by the source
Processor codeKnown for one	SR05H	Unknown — not stated by the source
Processor codenameKnown for one	Sandy Bridge	Unknown — not stated by the source
Processor lithographyKnown for one	32 nm	Unknown — not stated by the source
Processor operating modesKnown for one	64-bit	Unknown — not stated by the source
SteppingKnown for one	Q0	Unknown — not stated by the source
TcaseKnown for one	69.1 °C	Unknown — not stated by the source
Conflict-Free processorKnown for one	No	Unknown — not stated by the source
Maximum internal memory supported by processorKnown for one	32 GB	Unknown — not stated by the source
Memory types supported by processorKnown for one	DDR3-SDRAM	Unknown — not stated by the source
Memory clock speeds supported by processorKnown for one	1066 MHz	Unknown — not stated by the source
Memory bandwidth supported by processor (max)Known for one	16 GB/s	Unknown — not stated by the source
Memory channels supported by processorKnown for one	Dual	Unknown — not stated by the source
Memory2 differ
Internal memoryDiffers	2 GB	4 GB
Memory slotsKnown for one	2	Unknown — not stated by the source
Memory clock speedDiffers	1333 MHz	1066 MHz
Storage4 differ
HDD speedDiffers	7200 RPM	5400 RPM
HDD interfaceDiffers	SATA II	SATA
Number of SSDs installedKnown for one	0	Unknown — not stated by the source
Optical drive typeDiffers	DVD Super Multi DL	DVD±RW
Compatible memory cardsDiffers	Memory Stick (MS), MMC, MS PRO, SD, SDHC, xD	Memory Stick (MS), MMC, MS PRO, SD
HDD sizeKnown for one	Unknown — not stated by the source	2.5"
Graphicsidentical
Number of displays supported (on-board graphics)Known for one	2	Unknown — not stated by the source
On-board graphics card base frequencyKnown for one	850 MHz	Unknown — not stated by the source
On-board graphics card dynamic frequency (max)Known for one	1000 MHz	Unknown — not stated by the source
Discrete graphics card modelKnown for one	Unknown — not stated by the source	NVIDIA® GeForce® 310M
Discrete graphics card memoryKnown for one	Unknown — not stated by the source	0.512 GB
Audioidentical
Built-in microphoneKnown for one	Yes	Unknown — not stated by the source
RMS rated powerKnown for one	Unknown — not stated by the source	6 W
Cameraidentical
Total megapixelsKnown for one	Unknown — not stated by the source	1.3 MP
Optical drive1 differ
Optical drive interfaceKnown for one	SATA	Unknown — not stated by the source
Disc types supportedDiffers	DVD+R, DVD+RW, DVD-R, DVD-RAM, DVD-RW	CD, CD-R, CD-RW, DVD, DVD+R, DVD+RW, DVD-R, DVD-RW
Ports & interfaces2 differ
USB 2.0 ports quantityDiffers	4	6
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers	2	0
Designidentical
Wall mountableKnown for one	Unknown — not stated by the source	Yes
Performance1 differ
Motherboard chipsetDiffers	Intel® H61	Intel® H55 Express
Software1 differ
Operating system installedDiffers	Windows 7 Home Premium	Windows 7 Professional
Bundled softwareKnown for one	Microsoft Office Starter, Bing Bar, Windows Live Essentials	Unknown — not stated by the source
Processor special featuresidentical
CPU configuration (max)Known for one	1	Unknown — not stated by the source
Embedded options availableKnown for one	No	Unknown — not stated by the source
Enhanced Intel SpeedStep TechnologyKnown for one	Yes	Unknown — not stated by the source
Execute Disable BitKnown for one	Yes	Unknown — not stated by the source
Idle StatesKnown for one	Yes	Unknown — not stated by the source
Intel 64Known for one	Yes	Unknown — not stated by the source
Intel Dual Display Capable TechnologyKnown for one	Yes	Unknown — not stated by the source
Intel Enhanced Halt StateKnown for one	Yes	Unknown — not stated by the source
Intel FDI TechnologyKnown for one	Yes	Unknown — not stated by the source
Intel Fast Memory AccessKnown for one	Yes	Unknown — not stated by the source
Intel Flex Memory AccessKnown for one	Yes	Unknown — not stated by the source
Intel Trusted Execution TechnologyKnown for one	No	Unknown — not stated by the source
Intel VT-x with Extended Page Tables (EPT)Known for one	Yes	Unknown — not stated by the source
Intel Virtualization Technology (VT-x)Known for one	Yes	Unknown — not stated by the source
Intel Virtualization Technology for Directed I/O (VT-d)Known for one	No	Unknown — not stated by the source
Intel® AES New Instructions (Intel® AES-NI)Known for one	No	Unknown — not stated by the source
Intel® Clear Video HD Technology (Intel® CVT HD)Known for one	No	Unknown — not stated by the source
Intel® Hyper Threading Technology (Intel® HT Technology)Known for one	No	Unknown — not stated by the source
Intel® InTru™ 3D TechnologyKnown for one	No	Unknown — not stated by the source
Intel® Insider™Known for one	No	Unknown — not stated by the source
Intel® Quick Sync Video TechnologyKnown for one	No	Unknown — not stated by the source
Intel® Smart CacheKnown for one	Yes	Unknown — not stated by the source
Intel® Turbo Boost TechnologyKnown for one	No	Unknown — not stated by the source
Intel® Wireless Display (Intel® WiDi)Known for one	No	Unknown — not stated by the source
Processor ARK IDKnown for one	53414	Unknown — not stated by the source
Processor package sizeKnown for one	37.5 x 37.5 mm	Unknown — not stated by the source
Supported instruction setsKnown for one	SSE4.1, SSE4.2	Unknown — not stated by the source
Thermal Monitoring TechnologiesKnown for one	Yes	Unknown — not stated by the source
Weight & dimensions3 differ
Width (with stand)Differs	525.7 mm	528 mm
Depth (with stand)Differs	66 mm	60 mm
Height (with stand)Differs	378 mm	385 mm
Weight (with stand)Known for one	Unknown — not stated by the source	7.5 kg
Certificatesidentical
CertificationKnown for one	Unknown — not stated by the source	FCC
Sustainabilityidentical
Sustainability certificatesKnown for one	ENERGY STAR	Unknown — not stated by the source
Packaging contentidentical
Numeric keypadKnown for one	Unknown — not stated by the source	Yes
AC adapter includedKnown for one	Unknown — not stated by the source	Yes
Cables includedKnown for one	Unknown — not stated by the source	AC
Quick start guideKnown for one	Unknown — not stated by the source	Yes
Other features2 differ
Graphics card familyDiffers	Intel	NVIDIA
Compliance industry standardsKnown for one	IEEE 802.3, IEEE 802.3u, IEEE 802.3ab	Unknown — not stated by the source
Display includedKnown for one	Yes	Unknown — not stated by the source
Networking featuresKnown for one	Gigabit Ethernet, WLAN	Unknown — not stated by the source
Power supplyKnown for one	150 W	Unknown — not stated by the source
Storage drive interfaceDiffers	Serial ATA II	Serial ATA
DiagonalKnown for one	Unknown — not stated by the source	54.6 cm (21.5")
Dimensions (WxDxH)Known for one	Unknown — not stated by the source	528 x 60 x 385 mm
DisplayKnown for one	Unknown — not stated by the source	TFT
Form factorKnown for one	Unknown — not stated by the source	PC
Graphics cardKnown for one	Unknown — not stated by the source	310M
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
Operating temperature (T-T)Known for one	Unknown — not stated by the source	32 - 104 °F
Power supply typeKnown for one	Unknown — not stated by the source	AC/DC
SpeakersKnown for one	Unknown — not stated by the source	2
Storage drive average seek timeKnown for one	Unknown — not stated by the source	5 ms
Wireless technologyKnown for one	Unknown — not stated by the source	Wi-Fi
Poweridentical
AC adapter input voltageKnown for one	Unknown — not stated by the source	100 - 240 V
Operational conditionsidentical
Operating temperature (T-T)Known for one	Unknown — not stated by the source	0 - 40 °C
Operating relative humidity (H-H)Known for one	Unknown — not stated by the source	15 - 80%

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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