Product comparison · 2 pcs/workstations

Acer Veriton X 680G Intel® Core™ i5 i5-670 4 GB DDR3-SDRAM 320 GB Intel® HD Graphics Windows 7 Professional Desktop PC Black vs Lenovo A70 + ThinkVision L2251P

93specifications compared
43differ
50identical
52known for one product only

Key differences

The Acer Veriton X 680G Intel® Core™ i5 i5-670 4 GB DDR3-SDRAM 320 GB Intel® HD Graphics Windows 7 Professional Desktop PC Black has 2 more processor threads than the Lenovo A70 + ThinkVision L2251P (4 vs 2). The Acer Veriton X 680G Intel® Core™ i5 i5-670 4 GB DDR3-SDRAM 320 GB Intel® HD Graphics Windows 7 Professional Desktop PC Black has 0.53 GHz more processor frequency than the Lenovo A70 + ThinkVision L2251P (3.46 GHz vs 2.93 GHz). The Acer Veriton X 680G Intel® Core™ i5 i5-670 4 GB DDR3-SDRAM 320 GB Intel® HD Graphics Windows 7 Professional Desktop PC Black has 1 MB more processor cache than the Lenovo A70 + ThinkVision L2251P (4 MB vs 3 MB). Only the Acer Veriton X 680G Intel® Core™ i5 i5-670 4 GB DDR3-SDRAM 320 GB Intel® HD Graphics Windows 7 Professional Desktop PC Black has card reader integrated. Only the Lenovo A70 + ThinkVision L2251P has display included.

Processor family
- Veriton X 680G Intel® Core™ i5 i5-670 4 GB DDR3-SDRAM 320 GB Intel® HD Graphics Windows 7 Professional Desktop PC Black:Intel® Core™ i5
- A70 + ThinkVision L2251P:Intel® Core™2 Duo
Processor model
- Veriton X 680G Intel® Core™ i5 i5-670 4 GB DDR3-SDRAM 320 GB Intel® HD Graphics Windows 7 Professional Desktop PC Black:i5-670
- A70 + ThinkVision L2251P:E7500
Processor threads
- Veriton X 680G Intel® Core™ i5 i5-670 4 GB DDR3-SDRAM 320 GB Intel® HD Graphics Windows 7 Professional Desktop PC Black:4
- A70 + ThinkVision L2251P:2
Processor frequency
- Veriton X 680G Intel® Core™ i5 i5-670 4 GB DDR3-SDRAM 320 GB Intel® HD Graphics Windows 7 Professional Desktop PC Black:3.46 GHz
- A70 + ThinkVision L2251P:2.93 GHz
Processor cache
- Veriton X 680G Intel® Core™ i5 i5-670 4 GB DDR3-SDRAM 320 GB Intel® HD Graphics Windows 7 Professional Desktop PC Black:4 MB
- A70 + ThinkVision L2251P:3 MB
Processor cache type
- Veriton X 680G Intel® Core™ i5 i5-670 4 GB DDR3-SDRAM 320 GB Intel® HD Graphics Windows 7 Professional Desktop PC Black:Smart Cache
- A70 + ThinkVision L2251P:L2
Bus type
- Veriton X 680G Intel® Core™ i5 i5-670 4 GB DDR3-SDRAM 320 GB Intel® HD Graphics Windows 7 Professional Desktop PC Black:DMI
- A70 + ThinkVision L2251P:FSB
Processor lithography
- Veriton X 680G Intel® Core™ i5 i5-670 4 GB DDR3-SDRAM 320 GB Intel® HD Graphics Windows 7 Professional Desktop PC Black:32 nm
- A70 + ThinkVision L2251P:45 nm

Side by side

Differences highlightedShow differences only

Comparison of 680G, A70 + ThinkVision L2251P
145 specifications	A Acer Veriton X 680G Intel® Core™ i5 i5-670 4 GB DDR3-SDRAM 320 GB Intel® HD Graphics Windows 7 Professional Desktop PC Black Model 680G View product	B Lenovo A70 + ThinkVision L2251P View product
Processor16 differ
Processor manufacturer	Intel	Intel
Processor familyDiffers	Intel® Core™ i5	Intel® Core™2 Duo
Processor generationKnown for one	Intel® Core™ i5	Unknown — not stated by the source
Processor modelDiffers	i5-670	E7500
Processor cores	2	2
Processor threadsDiffers	4	2
Processor boost frequencyKnown for one	3.73 GHz	Unknown — not stated by the source
Processor frequencyDiffers	3.46 GHz	2.93 GHz
Processor cacheDiffers	4 MB	3 MB
Processor cache typeDiffers	Smart Cache	L2
Bus typeDiffers	DMI	FSB
FSB Parity	No	No
System bus rateKnown for one	2.5 GT/s	Unknown — not stated by the source
Processor lithographyDiffers	32 nm	45 nm
Processor operating modes	64-bit	64-bit
Processor seriesDiffers	Intel Core i5-600 Desktop Series	Intel Core 2 Duo E7000 Series
Processor codenameDiffers	Clarkdale	Wolfdale
Thermal Design Power (TDP)Differs	73 W	65 W
TcaseDiffers	72.6 °C	74.1 °C
Maximum number of PCI Express lanesKnown for one	16	Unknown — not stated by the source
PCI Express configurationsKnown for one	1x16, 2x8	Unknown — not stated by the source
PCI Express slots versionKnown for one	2.0	Unknown — not stated by the source
Number of processors installed	1	1
Processor socketDiffers	LGA 1156 (Socket H)	LGA 775 (Socket T)
Number of Processing Die TransistorsDiffers	382 M	228 M
Processing Die sizeDiffers	81 mm²	82 mm²
CPU multiplier (bus/core ratio)Differs	26	11
PlatformKnown for one	PC	Unknown — not stated by the source
Maximum internal memory supported by processorKnown for one	16 GB	Unknown — not stated by the source
Memory types supported by processorKnown for one	DDR3 1066/1333	Unknown — not stated by the source
Memory bandwidth supported by processor (max)Known for one	21 GB/s	Unknown — not stated by the source
ECC supported by processor	No	No
Processor front side busKnown for one	Unknown — not stated by the source	1066 MHz
SteppingKnown for one	Unknown — not stated by the source	R0
Memory4 differ
Internal memoryDiffers	4 GB	2 GB
Maximum internal memoryDiffers	16 GB	4 GB
Internal memory type	DDR3-SDRAM	DDR3-SDRAM
Memory layout (slots x size)Known for one	1 x 4 GB	Unknown — not stated by the source
Memory slotsDiffers	4x DIMM	2x DIMM
Memory clock speedDiffers	1333 MHz	1066 MHz
Memory channelsKnown for one	Dual-channel	Unknown — not stated by the source
Storage2 differ
Total storage capacity	320 GB	320 GB
Optical drive typeDiffers	DVD-ROM	DVD-RW
Number of HDDs installed	1	1
HDD interface	SATA	SATA
HDD speed	7200 RPM	7200 RPM
Card reader integratedDiffers	Yes	No
Graphicsidentical
On-board graphics cardKnown for one	Yes	Unknown — not stated by the source
Discrete graphics card modelKnown for one	Intel® HD Graphics	Unknown — not stated by the source
Discrete graphics card memoryKnown for one	0.128 GB	Unknown — not stated by the source
On-board graphics card familyKnown for one	Intel® HD Graphics	Unknown — not stated by the source
On-board graphics card modelKnown for one	Intel® HD Graphics	Unknown — not stated by the source
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	733 MHz	Unknown — not stated by the source
Graphics card familyKnown for one	Intel	Unknown — not stated by the source
Performanceidentical
Product type	PC	PC
Motherboard chipsetKnown for one	Intel® Q57	Unknown — not stated by the source
Networkidentical
Ethernet LAN	Yes	Yes
Ethernet LAN data rates	10,100,1000 Mbit/s	10,100,1000 Mbit/s
Cabling technology	10/100/1000Base-T(X)	10/100/1000Base-T(X)
Wi-Fi	No	No
Wake-on-LAN readyKnown for one	Yes	Unknown — not stated by the source
Networking featuresKnown for one	Gigabit Ethernet	Unknown — not stated by the source
Ports & interfaces2 differ
USB 2.0 ports quantityDiffers	10	6
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity	0	0
HDMI ports quantity	0	0
Ethernet LAN (RJ-45) ports	1	1
Headphone outputs	1	1
Microphone in	Yes	Yes
VGA (D-Sub) ports quantity	1	1
DVI port	No	No
PS/2 ports quantity	0	0
Firewire (IEEE 1394) ports	0	0
eSATA ports quantityKnown for one	1	Unknown — not stated by the source
Serial ports quantityDiffers	0	1
Parallel ports quantity	0	0
Line-inKnown for one	Unknown — not stated by the source	Yes
Expansion slotsidentical
Number of 3.5" bays	1	1
PCI Express x1 slotsKnown for one	Unknown — not stated by the source	2
PCI Express x16 slotsKnown for one	Unknown — not stated by the source	1
PCI slotsKnown for one	Unknown — not stated by the source	1
Power1 differ
Power supply typeKnown for one	AC	Unknown — not stated by the source
Power supplyDiffers	220 W	180 W
Power requirementsKnown for one	Unknown — not stated by the source	110-220V, 50/60Hz
Design1 differ
Chassis typeDiffers	Desktop	SFF
Number of 5.25" bays	1	1
Product colour	Black	Black
Software1 differ
Operating system installed	Windows 7 Professional	Windows 7 Professional
Operating system architectureDiffers	64-bit	32-bit
Mac compatibilityKnown for one	No	Unknown — not stated by the source
Display1 differ
Display includedDiffers	No	Yes
Display diagonalKnown for one	Unknown — not stated by the source	55.9 cm (22")
Display resolutionKnown for one	Unknown — not stated by the source	1680 x 1050 pixels
Contrast ratio (typical)Known for one	Unknown — not stated by the source	1000:1
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°
DisplayKnown for one	Unknown — not stated by the source	TFT
Processor special features12 differ
CPU configuration (max)Known for one	1	Unknown — not stated by the source
Embedded options available	No	No
Enhanced Intel SpeedStep Technology	Yes	Yes
Execute Disable Bit	Yes	Yes
Graphics & IMC lithographyKnown for one	45 nm	Unknown — not stated by the source
Idle States	Yes	Yes
Intel 64	Yes	Yes
Intel Clear Video Technology	No	No
Intel Demand Based Switching	No	No
Intel Dual Display Capable TechnologyDiffers	Yes	No
Intel Enhanced Halt State	Yes	Yes
Intel FDI TechnologyDiffers	Yes	No
Intel Fast Memory Access	No	No
Intel Flex Memory Access	No	No
Intel Rapid Storage Technology	No	No
Intel Trusted Execution TechnologyDiffers	Yes	No
Intel VT-x with Extended Page Tables (EPT)Differs	Yes	No
Intel Virtualization Technology (VT-x)Differs	Yes	2
Intel Virtualization Technology for Directed I/O (VT-d)Differs	Yes	No
Intel® AES New Instructions (Intel® AES-NI)Differs	Yes	No
Intel® Clear Video HD Technology (Intel® CVT HD)Differs	Yes	No
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)	No	No
Intel® InTru™ 3D Technology	No	No
Intel® Insider™	No	No
Intel® Wireless Display (Intel® WiDi)	No	No
Physical Address Extension (PAE)Known for one	36 bit	Unknown — not stated by the source
Processor ARK IDDiffers	43556	36503
Processor package size	37.5 x 37.5 mm	37.5 x 37.5 mm
Supported instruction setsKnown for one	SSE4.2	Unknown — not stated by the source
Thermal Monitoring TechnologiesDiffers	No	Yes
Intel® Turbo Boost TechnologyDiffers	1.0	No
Intel® Hyper Threading Technology (Intel® HT Technology)Differs	Yes	No
Intel® Quick Sync Video Technology	No	No
Intel® My WiFi Technology (Intel® MWT)	No	No
Intel® Anti-Theft Technology (Intel® AT)	No	No
Conflict-Free processor	No	No
Processor codeKnown for one	Unknown — not stated by the source	SLB9Z
Weight & dimensions3 differ
WidthDiffers	102 mm	97 mm
DepthDiffers	397 mm	368 mm
HeightDiffers	267 mm	333 mm
WeightKnown for one	Unknown — not stated by the source	6.5 kg
Packaging contentidentical
Mouse includedKnown for one	Yes	Unknown — not stated by the source
Keyboard includedKnown for one	Yes	Unknown — not stated by the source
Certificatesidentical
Compliance industry standardsKnown for one	IEEE 802.3, IEEE 802.3u, IEEE 802.3ab	Unknown — not stated by the source
Other featuresidentical
Intel segment taggingKnown for one	Enterprise, Small Business	Unknown — not stated by the source
HDD user passwordKnown for one	Unknown — not stated by the source	Yes
Audioidentical
Audio systemKnown for one	Unknown — not stated by the source	Realtek HD

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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