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

Acer 771-UR21P Intel® Core™ i3 i3-2120 vs Acer Aspire Z5771 + KIS (EN)

101specifications compared
30differ
71identical
37known for one product only

Key differences

Processor family
- 771-UR21P Intel® Core™ i3 i3-2120:Intel® Core™ i3
- Aspire Z5771 + KIS (EN):Intel® Pentium®
Processor model
- 771-UR21P Intel® Core™ i3 i3-2120:i3-2120
- Aspire Z5771 + KIS (EN):G620
Processor threads
- 771-UR21P Intel® Core™ i3 i3-2120:4
- Aspire Z5771 + KIS (EN):2
Processor frequency
- 771-UR21P Intel® Core™ i3 i3-2120:3.3 GHz
- Aspire Z5771 + KIS (EN):2.6 GHz
CPU multiplier (bus/core ratio)
- 771-UR21P Intel® Core™ i3 i3-2120:33
- Aspire Z5771 + KIS (EN):26
Memory types supported by processor
- 771-UR21P Intel® Core™ i3 i3-2120:DDR3 1066/1333
- Aspire Z5771 + KIS (EN):DDR3-SDRAM
Memory bandwidth supported by processor (max)
- 771-UR21P Intel® Core™ i3 i3-2120:21 GB/s
- Aspire Z5771 + KIS (EN):17 GB/s
Internal memory
- 771-UR21P Intel® Core™ i3 i3-2120:6 GB
- Aspire Z5771 + KIS (EN):4 GB

Side by side

Differences highlightedShow differences only

Comparison of 771-UR21P, Aspire Z5771 + KIS (EN)
138 specifications	A Acer 771-UR21P Intel® Core™ i3 i3-2120 Model 771-UR21P View product	B Acer Aspire Z5771 + KIS (EN)View product
Displayidentical
Display diagonal	58.4 cm (23")	58.4 cm (23")
Display resolution	1920 x 1080 pixels	1920 x 1080 pixels
Touchscreen	Yes	Yes
HD type	Full HD	Full HD
Full HD	Yes	Yes
LED backlight	Yes	Yes
Native aspect ratio	16:9	16:9
Touch technologyKnown for one	Unknown — not stated by the source	Multi-touch
Processor8 differ
Processor manufacturer	Intel	Intel
Processor familyDiffers	Intel® Core™ i3	Intel® Pentium®
Processor generationKnown for one	2nd gen Intel® Core™ i3	Unknown — not stated by the source
Processor modelDiffers	i3-2120	G620
Processor cores	2	2
Processor threadsDiffers	4	2
Processor frequencyDiffers	3.3 GHz	2.6 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 computingKnown for one	Yes	Unknown — not stated by the source
Thermal Design Power (TDP)	65 W	65 W
Bus type	DMI	DMI
CPU multiplier (bus/core ratio)Differs	33	26
FSB ParityKnown for one	No	Unknown — not stated by the source
Maximum number of PCI Express lanesKnown for one	16	Unknown — not stated by the source
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 Core i3-2100 Desktop Series	Intel Pentium G600 Series for Desktop
Tcase	69.1 °C	69.1 °C
Conflict-Free processorKnown for one	No	Unknown — not stated by the source
Maximum internal memory supported by processor	32 GB	32 GB
Memory types supported by processorDiffers	DDR3 1066/1333	DDR3-SDRAM
Memory bandwidth supported by processor (max)Differs	21 GB/s	17 GB/s
Memory channels supported by processor	Dual	Dual
ECC supported by processorKnown for one	No	Unknown — not stated by the source
Processor codeKnown for one	Unknown — not stated by the source	SR05R
SteppingKnown for one	Unknown — not stated by the source	Q0
Memory clock speeds supported by processorKnown for one	Unknown — not stated by the source	1066 MHz
Memory1 differ
Internal memoryDiffers	6 GB	4 GB
Internal memory type	DDR3-SDRAM	DDR3-SDRAM
Maximum internal memory	8 GB	8 GB
Memory slots	2	2
Memory clock speed	1333 MHz	1333 MHz
Memory slots typeKnown for one	Unknown — not stated by the source	SO-DIMM
Storage3 differ
Total storage capacityDiffers	1 TB	500 GB
Storage media	HDD	HDD
Number of storage drives installed	1	1
Number of HDDs installed	1	1
HDD speedKnown for one	7200 RPM	Unknown — not stated by the source
HDD interfaceDiffers	SATA II	SATA
Optical drive typeDiffers	DVD Super Multi DL	DVD Super Multi
Card reader integrated	Yes	Yes
Compatible memory cards	Memory Stick (MS), MMC, MS PRO Duo, MS Pro-HG Duo, SD, SDHC	Memory Stick (MS), MMC, MS PRO Duo, MS Pro-HG Duo, SD, SDHC
Graphics1 differ
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 2000	Intel® HD Graphics
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	0x102	Unknown — not stated by the source
Audioidentical
Built-in speaker(s)	Yes	Yes
Number of speakersKnown for one	2	Unknown — not stated by the source
Built-in microphone	Yes	Yes
RMS rated powerKnown for one	Unknown — not stated by the source	2.5 W
Audio systemKnown for one	Unknown — not stated by the source	HD
Cameraidentical
Built-in camera	Yes	Yes
Total megapixelsKnown for one	Unknown — not stated by the source	1.3 MP
Network3 differ
Wi-Fi	Yes	Yes
Wi-Fi standardsDiffers	802.11a, 802.11b, 802.11g	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
BluetoothDiffers	Yes	No
Bluetooth versionKnown for one	4.0	Unknown — not stated by the source
Top Wi-Fi standardKnown for one	Unknown — not stated by the source	Wi-Fi 4 (802.11n)
Ports & interfaces2 differ
Ethernet LAN (RJ-45) portsKnown for one	1	Unknown — not stated by the source
USB 2.0 ports quantityDiffers	2	4
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity	2	2
HDMI ports quantityDiffers	1	2
VGA (D-Sub) ports quantityKnown for one	0	Unknown — not stated by the source
Headphone outputs	1	1
Microphone in	Yes	Yes
Designidentical
Product colour	Black	Black
Performanceidentical
Motherboard chipset	Intel® H61	Intel® H61
Softwareidentical
Operating system installed	Windows 7 Home Premium	Windows 7 Home Premium
Operating system architecture	64-bit	64-bit
Bundled softwareKnown for one	Microsoft Office Startem, Bing Bar, Windows Live Essentials	Unknown — not stated by the source
Processor special features8 differ
CPU configuration (max)	1	1
Embedded options availableDiffers	Yes	No
Enhanced Intel SpeedStep Technology	Yes	Yes
Execute Disable Bit	Yes	Yes
Idle States	Yes	Yes
Intel 64	Yes	Yes
Intel Clear Video TechnologyKnown for one	No	Unknown — not stated by the source
Intel Demand Based SwitchingKnown for one	No	Unknown — not stated by the source
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	1.00	Unknown — not stated by the source
Intel Rapid Storage TechnologyKnown for one	No	Unknown — not stated by the source
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)Known for one	No	Unknown — not stated by the source
Intel® Clear Video HD Technology (Intel® CVT HD)Differs	Yes	No
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)Known for one	No	Unknown — not stated by the source
Intel® Hyper Threading Technology (Intel® HT Technology)Differs	Yes	No
Intel® Identity Protection Technology (Intel® IPT)Known for one	Yes	Unknown — not stated by the source
Intel® InTru™ 3D TechnologyDiffers	Yes	No
Intel® Insider™Differs	Yes	No
Intel® My WiFi Technology (Intel® MWT)Known for one	No	Unknown — not stated by the source
Intel® Quick Sync Video TechnologyDiffers	Yes	No
Intel® Turbo Boost Technology	No	No
Intel® Wireless Display (Intel® WiDi)	No	No
Processor ARK IDDiffers	53426	53480
Processor package size	37.5 x 37.5 mm	37.5 x 37.5 mm
Supported instruction setsDiffers	AVX	SSE4.1, SSE4.2
Thermal Monitoring Technologies	Yes	Yes
Weight & dimensions3 differ
Width (with stand)Differs	563.9 mm	565 mm
Depth (with stand)Differs	58.4 mm	58 mm
Height (with stand)Differs	434.3 mm	435 mm
Packaging contentidentical
Mouse included	Yes	Yes
Keyboard included	Yes	Yes
Remote control includedKnown for one	Yes	Unknown — not stated by the source
Other features1 differ
Graphics card family	Intel	Intel
Cabling technologyKnown for one	10/100/1000Base-T(X)	Unknown — not stated by the source
Compliance industry standardsKnown for one	IEEE 802.3, IEEE 802.3u, IEEE 802.3ab	Unknown — not stated by the source
Ethernet interface typeKnown for one	Gigabit Ethernet	Unknown — not stated by the source
HDMIKnown for one	Yes	Unknown — not stated by the source
Networking featuresKnown for one	Gigabit Ethernet, WLAN	Unknown — not stated by the source
Number of processors installedKnown for one	1	Unknown — not stated by the source
Power supply	135 W	135 W
Storage drive interfaceDiffers	Serial ATA II	Serial ATA

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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