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

Acer Aspire Z3771-MO31P Intel Pentium G G630 vs Lenovo Essential C440 Intel Pentium G G2020

98specifications compared
31differ
67identical
34known for one product only

Key differences

Processor model
- Aspire Z3771-MO31P Intel Pentium G G630:G630
- Essential C440 Intel Pentium G G2020:G2020
Processor frequency
- Aspire Z3771-MO31P Intel Pentium G G630:2.7 GHz
- Essential C440 Intel Pentium G G2020:2.9 GHz
Thermal Design Power (TDP)
- Aspire Z3771-MO31P Intel Pentium G G630:65 W
- Essential C440 Intel Pentium G G2020:55 W
CPU multiplier (bus/core ratio)
- Aspire Z3771-MO31P Intel Pentium G G630:27
- Essential C440 Intel Pentium G G2020:29
Processor code
- Aspire Z3771-MO31P Intel Pentium G G630:SR05S
- Essential C440 Intel Pentium G G2020:SR10H
Processor codename
- Aspire Z3771-MO31P Intel Pentium G G630:Sandy Bridge
- Essential C440 Intel Pentium G G2020:Ivy Bridge
Processor lithography
- Aspire Z3771-MO31P Intel Pentium G G630:32 nm
- Essential C440 Intel Pentium G G2020:22 nm
Stepping
- Aspire Z3771-MO31P Intel Pentium G G630:Q0
- Essential C440 Intel Pentium G G2020:P0

Side by side

Differences highlightedShow differences only

Comparison of Z3771-MO31P, C440
132 specifications	A Acer Aspire Z3771-MO31P Intel Pentium G G630 Model Z3771-MO31P View product	B Lenovo Essential C440 Intel Pentium G G2020 Model C440 View product
Displayidentical
Display diagonal	54.6 cm (21.5")	54.6 cm (21.5")
Display resolution	1920 x 1080 pixels	1920 x 1080 pixels
HD type	Full HD	Full HD
Full HD	Yes	Yes
LED backlight	Yes	Yes
Native aspect ratio	16:9	16:9
TouchscreenKnown for one	Yes	Unknown — not stated by the source
Processor11 differ
Processor manufacturer	Intel	Intel
Processor family	Intel Pentium G	Intel Pentium G
Processor modelDiffers	G630	G2020
Processor cores	2	2
Processor threads	2	2
Processor frequencyDiffers	2.7 GHz	2.9 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	Unknown — not stated by the source	Yes
Thermal Design Power (TDP)Differs	65 W	55 W
Bus type	DMI	DMI
CPU multiplier (bus/core ratio)Differs	27	29
FSB ParityKnown for one	Unknown — not stated by the source	No
PCI Express configurationsKnown for one	Unknown — not stated by the source	1x16, 2x8, 1x8+2x4
PCI Express slots version	2.0	2.0
Processor codeDiffers	SR05S	SR10H
Processor codenameDiffers	Sandy Bridge	Ivy Bridge
Processor lithographyDiffers	32 nm	22 nm
Processor operating modes	64-bit	64-bit
Processor seriesDiffers	Intel Pentium G600 Series for Desktop	Intel Pentium G2000 Series for Desktop
SteppingDiffers	Q0	P0
Conflict-Free processorKnown for one	Unknown — not stated by the source	Yes
Maximum internal memory supported by processor	32 GB	32 GB
Memory types supported by processor	DDR3-SDRAM	DDR3-SDRAM
Memory clock speeds supported by processorDiffers	1066 MHz	1333 MHz
Memory bandwidth supported by processor (max)Differs	17 GB/s	25.6 GB/s
Memory channels supported by processor	Dual	Dual
ECC supported by processorKnown for one	Unknown — not stated by the source	Yes
TcaseKnown for one	69.1 °C	Unknown — not stated by the source
Memoryidentical
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 slots typeKnown for one	Unknown — not stated by the source	DIMM
Memory layout (slots x size)Known for one	Unknown — not stated by the source	1 x 4 GB
Memory clock speedKnown for one	1333 MHz	Unknown — not stated by the source
Storage4 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 speedDiffers	5400 RPM	7200 RPM
HDD interfaceDiffers	SATA II	SATA
Optical drive typeDiffers	DVD Super Multi	DVD-RW
Card reader integrated	Yes	Yes
Compatible memory cardsDiffers	Memory Stick (MS), MMC, MS PRO Duo, MS Pro-HG Duo, SD, SDHC	Memory Stick (MS), MMC, MS PRO, SD, SDHC, SDXC
Graphics3 differ
On-board graphics card	Yes	Yes
On-board graphics card family	Intel® HD Graphics	Intel® HD Graphics
On-board graphics card model	Intel® HD Graphics	Intel® HD Graphics
Number of displays supported (on-board graphics)Differs	2	3
On-board graphics card base frequencyDiffers	850 MHz	650 MHz
On-board graphics card dynamic frequency (max)Differs	1100 MHz	1050 MHz
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
Built-in microphone	Yes	Yes
Audio systemKnown for one	Unknown — not stated by the source	HD
Camera1 differ
Built-in cameraDiffers	Yes	No
Network2 differ
Wi-Fi	Yes	Yes
Top Wi-Fi standard	Wi-Fi 4 (802.11n)	Wi-Fi 4 (802.11n)
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 rates	10,100,1000 Mbit/s	10,100,1000 Mbit/s
BluetoothDiffers	Yes	No
Bluetooth versionKnown for one	4.0	Unknown — not stated by the source
Ports & interfacesidentical
Ethernet LAN (RJ-45) ports	1	1
USB 2.0 ports quantity	4	4
HDMI ports quantity	1	1
VGA (D-Sub) ports quantity	0	0
Headphone outputs	1	1
Microphone in	Yes	Yes
DC-in jackKnown for one	Unknown — not stated by the source	Yes
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityKnown for one	2	Unknown — not stated by the source
Design1 differ
Product colourDiffers	Black	White
Software1 differ
Operating system installedDiffers	Windows 7 Home Premium	Windows 8
Operating system architectureKnown for one	64-bit	Unknown — not stated by the source
Bundled softwareKnown for one	Microsoft Office Starter, Bing Bar, Windows Live Essentials	Unknown — not stated by the source
Processor special features5 differ
CPU configuration (max)	1	1
Embedded options available	No	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	Unknown — not stated by the source	No
Intel Demand Based SwitchingKnown for one	Unknown — not stated by the source	No
Intel Dual Display Capable TechnologyDiffers	Yes	No
Intel Enhanced Halt State	Yes	Yes
Intel FDI TechnologyDiffers	Yes	No
Intel Fast Memory AccessDiffers	Yes	No
Intel Flex Memory AccessDiffers	Yes	No
Intel Rapid Storage TechnologyKnown for one	Unknown — not stated by the source	No
Intel Secure Key Technology versionKnown for one	Unknown — not stated by the source	0.00
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	Unknown — not stated by the source	No
Intel® Clear Video HD Technology (Intel® CVT HD)	No	No
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)Known for one	Unknown — not stated by the source	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)Known for one	Unknown — not stated by the source	No
Intel® Quick Sync Video Technology	No	No
Intel® Secure KeyKnown for one	Unknown — not stated by the source	No
Intel® Smart CacheKnown for one	Unknown — not stated by the source	Yes
Intel® Turbo Boost Technology	No	No
Intel® Wireless Display (Intel® WiDi)	No	No
Processor ARK IDDiffers	53483	71070
Processor package size	37.5 x 37.5 mm	37.5 x 37.5 mm
Supported instruction setsKnown for one	Unknown — not stated by the source	SSE4.1, SSE4.2
Thermal Monitoring Technologies	Yes	Yes
Thermal solution specificationKnown for one	Unknown — not stated by the source	PCG 2011C
Weight & dimensions2 differ
Width (with stand)	532 mm	532 mm
Depth (with stand)Differs	58 mm	196 mm
Height (with stand)Differs	414 mm	407 mm
Weight (with stand)Known for one	Unknown — not stated by the source	6.44 kg
Sustainabilityidentical
Sustainability certificatesKnown for one	Unknown — not stated by the source	EPEAT Gold, ENERGY STAR
Packaging contentidentical
Mouse included	Yes	Yes
Keyboard included	Yes	Yes
Other features1 differ
Storage drive interfaceDiffers	Serial ATA II	Serial ATA
Optical driveidentical
Optical drive interfaceKnown for one	SATA	Unknown — not stated by the source
Performanceidentical
Motherboard chipsetKnown for one	Intel® H61 Express	Unknown — not stated by the source
Poweridentical
AC adapter powerKnown for one	135 W	Unknown — not stated by the source

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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