Product comparison · 2 pcs/workstations

Acer Aspire M7811 vs Lenovo ThinkCentre M58 + ThinkVision L2251p

82specifications compared
38differ
44identical
39known for one product only

Key differences

Processor family
- Aspire M7811:Intel® Core™ i7
- ThinkCentre M58 + ThinkVision L2251p:Intel® Pentium®
Processor model
- Aspire M7811:i7-860
- ThinkCentre M58 + ThinkVision L2251p:E5400
Processor cores
- Aspire M7811:4
- ThinkCentre M58 + ThinkVision L2251p:2
Processor threads
- Aspire M7811:8
- ThinkCentre M58 + ThinkVision L2251p:2
Processor frequency
- Aspire M7811:2.8 GHz
- ThinkCentre M58 + ThinkVision L2251p:2.7 GHz
Processor cache
- Aspire M7811:8 MB
- ThinkCentre M58 + ThinkVision L2251p:2 MB
Processor cache type
- Aspire M7811:Smart Cache
- ThinkCentre M58 + ThinkVision L2251p:L2
Processor front side bus
- Aspire M7811:1333 MHz
- ThinkCentre M58 + ThinkVision L2251p:800 MHz

Side by side

Differences highlightedShow differences only

Comparison of Aspire M7811, ThinkCentre M58 + ThinkVision L2251p
121 specifications	A Acer Aspire M7811 View product	B Lenovo ThinkCentre M58 + ThinkVision L2251p View product
Processor17 differ
Processor familyDiffers	Intel® Core™ i7	Intel® Pentium®
Processor modelDiffers	i7-860	E5400
Processor coresDiffers	4	2
Processor threadsDiffers	8	2
Processor frequencyDiffers	2.8 GHz	2.7 GHz
Processor cacheDiffers	8 MB	2 MB
Processor cache typeDiffers	Smart Cache	L2
Processor front side busDiffers	1333 MHz	800 MHz
Bus typeDiffers	DMI	FSB
Processor seriesDiffers	Intel Core i7-800 Desktop Series	Intel Pentium E5000 Series for Desktop
Processor codenameDiffers	Lynnfield	Wolfdale
Thermal Design Power (TDP)Differs	95 W	45, 65
TcaseDiffers	72.7 °C	74.1 °C
Processor socketDiffers	LGA 1156 (Socket H)	LGA 775 (Socket T)
Number of Processing Die TransistorsDiffers	774 M	228 M
Processing Die sizeDiffers	296 mm²	82 mm²
CPU multiplier (bus/core ratio)Differs	21	13.5
SteppingKnown for one	Unknown — not stated by the source	R0
Processor generationKnown for one	Intel® Core™ i7	Unknown — not stated by the source
Processor boost frequencyKnown for one	3.46 GHz	Unknown — not stated by the source
System bus rateKnown for one	2.5 GT/s	Unknown — not stated by the source
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
Maximum internal memory supported by processorKnown for one	16 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	1066,1333 MHz	Unknown — not stated by the source
Memory bandwidth supported by processor (max)Known for one	21 GB/s	Unknown — not stated by the source
Memory1 differ
Internal memoryDiffers	6 GB	2 GB
Maximum internal memoryKnown for one	Unknown — not stated by the source	4 GB
Memory layout (slots x size)Known for one	Unknown — not stated by the source	1 x 2 GB
Memory slotsKnown for one	Unknown — not stated by the source	2x SO-DIMM
Memory clock speedKnown for one	Unknown — not stated by the source	1066 MHz
Memory channelsKnown for one	Dual-channel	Unknown — not stated by the source
Storage2 differ
Total storage capacityDiffers	1.5 TB	320 GB
Optical drive typeKnown for one	Unknown — not stated by the source	DVD±RW
HDD speedKnown for one	Unknown — not stated by the source	7200 RPM
Card reader integratedDiffers	Yes	No
Graphics2 differ
On-board graphics cardDiffers	No	Yes
Discrete graphics card modelDiffers	NVIDIA® GeForce® GT 320	Intel® GMA 4500M
Graphics card familyKnown for one	Unknown — not stated by the source	Intel
Discrete graphics card memoryKnown for one	1 GB	Unknown — not stated by the source
Ports & interfaces1 differ
DisplayPorts quantityKnown for one	Unknown — not stated by the source	1
DVI portDiffers	Yes	No
HDMI ports quantityKnown for one	1	Unknown — not stated by the source
Firewire (IEEE 1394) portsKnown for one	1	Unknown — not stated by the source
Serial ports quantityKnown for one	0	Unknown — not stated by the source
Parallel ports quantityKnown for one	0	Unknown — not stated by the source
Poweridentical
Power supplyKnown for one	Unknown — not stated by the source	130 W
Designidentical
Product colourKnown for one	Unknown — not stated by the source	Black
Chassis typeKnown for one	Tower	Unknown — not stated by the source
Software1 differ
Operating system installedDiffers	Windows 7 Home Premium	Windows 7 Professional
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°
Processor special features9 differ
Embedded options availableDiffers	Yes	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
Processor ARK IDDiffers	41316	40478
Processor codeKnown for one	Unknown — not stated by the source	SLGH7
Thermal Monitoring TechnologiesDiffers	No	Yes
Intel® Turbo Boost TechnologyDiffers	1.0	No
Intel® Hyper Threading Technology (Intel® HT Technology)Differs	Yes	No
Physical Address Extension (PAE)Known for one	36 bit	Unknown — not stated by the source
Supported instruction setsKnown for one	SSE4.2	Unknown — not stated by the source
Audio1 differ
Audio systemDiffers	High Definition Audio 7.1	High Definition Audio
Weight & dimensions3 differ
WidthDiffers	192 mm	277 mm
DepthDiffers	453 mm	244 mm
HeightDiffers	435 mm	82 mm
WeightKnown for one	Unknown — not stated by the source	4.18 kg
Other featuresidentical
Intel segment taggingKnown for one	Unknown — not stated by the source	Enterprise, Professional

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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