Product comparison · 2 pcs/workstations

Acer Aspire M5811-E2199 Intel® Core™ i7 i7-870 vs Lenovo M91P SFF

89specifications compared
41differ
48identical
46known for one product only

Key differences

The Acer Aspire M5811-E2199 Intel® Core™ i7 i7-870 has 4 more processor threads than the Lenovo M91P SFF (8 vs 4). The Lenovo M91P SFF has 0.1 GHz more processor boost frequency than the Acer Aspire M5811-E2199 Intel® Core™ i7 i7-870 (3.7 GHz vs 3.6 GHz). The Lenovo M91P SFF has 0.37 GHz more processor frequency than the Acer Aspire M5811-E2199 Intel® Core™ i7 i7-870 (3.3 GHz vs 2.93 GHz). Only the Lenovo M91P SFF has on-board graphics card. Only the Acer Aspire M5811-E2199 Intel® Core™ i7 i7-870 has DVI port.

Processor family
- Aspire M5811-E2199 Intel® Core™ i7 i7-870:Intel® Core™ i7
- M91P SFF:Intel® Core™ i5
Processor generation
- Aspire M5811-E2199 Intel® Core™ i7 i7-870:Intel® Core™ i7
- M91P SFF:2nd gen Intel® Core™ i5
Processor model
- Aspire M5811-E2199 Intel® Core™ i7 i7-870:i7-870
- M91P SFF:i5-2500
Processor threads
- Aspire M5811-E2199 Intel® Core™ i7 i7-870:8
- M91P SFF:4
Processor boost frequency
- Aspire M5811-E2199 Intel® Core™ i7 i7-870:3.6 GHz
- M91P SFF:3.7 GHz
Processor frequency
- Aspire M5811-E2199 Intel® Core™ i7 i7-870:2.93 GHz
- M91P SFF:3.3 GHz
Processor cache
- Aspire M5811-E2199 Intel® Core™ i7 i7-870:8 MB
- M91P SFF:6 MB
System bus rate
- Aspire M5811-E2199 Intel® Core™ i7 i7-870:2.5 GT/s
- M91P SFF:5 GT/s

Side by side

Differences highlightedShow differences only

Comparison of M5811-E2199, M91P SFF
135 specifications	A Acer Aspire M5811-E2199 Intel® Core™ i7 i7-870 Model M5811-E2199 View product	B Lenovo M91P SFF View product
Processor17 differ
Processor familyDiffers	Intel® Core™ i7	Intel® Core™ i5
Processor generationDiffers	Intel® Core™ i7	2nd gen Intel® Core™ i5
Processor modelDiffers	i7-870	i5-2500
Processor threadsDiffers	8	4
Processor boost frequencyDiffers	3.6 GHz	3.7 GHz
Processor frequencyDiffers	2.93 GHz	3.3 GHz
Processor cacheDiffers	8 MB	6 MB
System bus rateDiffers	2.5 GT/s	5 GT/s
Processor lithographyDiffers	45 nm	32 nm
Processor seriesDiffers	Intel Core i7-800 Desktop Series	Intel Core i5-2500 Desktop Series
Processor codenameDiffers	Lynnfield	Sandy Bridge
TcaseDiffers	72.7 °C	72.6 °C
PCI Express configurationsKnown for one	1x16, 2x8	Unknown — not stated by the source
Processor socketDiffers	LGA 1156 (Socket H)	LGA 1155 (Socket H2)
Number of Processing Die TransistorsKnown for one	774 M	Unknown — not stated by the source
Processing Die sizeKnown for one	296 mm²	Unknown — not stated by the source
CPU multiplier (bus/core ratio)Differs	22	31
PlatformKnown for one	PC	Unknown — not stated by the source
SteppingDiffers	B1	D2
Maximum internal memory supported by processorDiffers	16 GB	32 GB
Memory types supported by processorDiffers	DDR3 1066/1333	DDR3-SDRAM
Memory1 differ
Internal memoryDiffers	8 GB	4 GB
Maximum internal memoryKnown for one	8 GB	Unknown — not stated by the source
Memory layout (slots x size)Known for one	4 x 2 GB	Unknown — not stated by the source
Memory slotsKnown for one	4x DIMM	Unknown — not stated by the source
Storage2 differ
Total storage capacityDiffers	1 TB	500 GB
Optical drive typeDiffers	Blu-Ray DVD Combo	DVD-ROM
HDD interfaceKnown for one	SATA	Unknown — not stated by the source
HDD speedKnown for one	5400 RPM	Unknown — not stated by the source
Card reader integratedKnown for one	Yes	Unknown — not stated by the source
HDD capacityKnown for one	Unknown — not stated by the source	500 GB
Graphics2 differ
On-board graphics cardDiffers	No	Yes
Discrete graphics card modelKnown for one	NVIDIA® GeForce® GT 330	Unknown — not stated by the source
Discrete graphics card memoryKnown for one	2 GB	Unknown — not stated by the source
Graphics card familyDiffers	NVIDIA	Intel
On-board graphics card familyKnown for one	Unknown — not stated by the source	Intel® HD Graphics
On-board graphics card modelKnown for one	Unknown — not stated by the source	Intel® HD Graphics 2000
Number of displays supported (on-board graphics)Known for one	Unknown — not stated by the source	2
On-board graphics card base frequencyKnown for one	Unknown — not stated by the source	850 MHz
On-board graphics card dynamic frequency (max)Known for one	Unknown — not stated by the source	1100 MHz
On-board graphics card IDKnown for one	Unknown — not stated by the source	0x102
Performanceidentical
Motherboard chipsetKnown for one	Intel® H57	Unknown — not stated by the source
Compatible processor seriesKnown for one	Unknown — not stated by the source	Intel® Core™ i5
Networkidentical
Ethernet LAN data ratesKnown for one	10,100,1000 Mbit/s	Unknown — not stated by the source
Wi-FiKnown for one	No	Unknown — not stated by the source
Wake-on-LAN readyKnown for one	Yes	Unknown — not stated by the source
Ports & interfaces1 differ
USB 2.0 ports quantityKnown for one	10	Unknown — not stated by the source
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityKnown for one	0	Unknown — not stated by the source
HDMI ports quantityKnown for one	1	Unknown — not stated by the source
DVI portDiffers	Yes	No
PS/2 ports quantityKnown for one	0	Unknown — not stated by the source
Firewire (IEEE 1394) portsKnown for one	0	Unknown — not stated by the source
eSATA ports quantityKnown 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
Expansion slotsidentical
Number of 3.5" baysKnown for one	3	Unknown — not stated by the source
PCI Express x1 slotsKnown for one	2	Unknown — not stated by the source
Power1 differ
Power supplyDiffers	500 W	240 W
Design2 differ
Chassis typeDiffers	Tower	SFF
Number of 5.25" baysKnown for one	2	Unknown — not stated by the source
Product colourDiffers	Silver	Black
Software1 differ
Operating system installedDiffers	Windows 7 Home Premium	Windows 7 Professional
Mac compatibilityKnown for one	No	Unknown — not stated by the source
Processor special features14 differ
Intel Dual Display Capable TechnologyDiffers	No	Yes
Intel FDI TechnologyDiffers	No	Yes
Intel Fast Memory AccessDiffers	No	Yes
Intel Flex Memory AccessDiffers	No	Yes
Intel® AES New Instructions (Intel® AES-NI)Differs	No	Yes
Intel® Clear Video HD Technology (Intel® CVT HD)Differs	No	Yes
Intel® InTru™ 3D TechnologyDiffers	No	Yes
Intel® Insider™Differs	No	Yes
Physical Address Extension (PAE)Known for one	Yes	Unknown — not stated by the source
Processor ARK IDDiffers	41315	52209
Processor codeKnown for one	SLBJG	Unknown — not stated by the source
Supported instruction setsDiffers	SSE4.2	AVX, SSE4.1, SSE4.2
Thermal Monitoring TechnologiesDiffers	No	Yes
Intel® Turbo Boost TechnologyDiffers	1.0	2.0
Intel® Hyper Threading Technology (Intel® HT Technology)Differs	Yes	No
Intel® Quick Sync Video TechnologyDiffers	No	Yes
Intel Identity Protection Technology versionKnown for one	Unknown — not stated by the source	1.00
Intel® Identity Protection Technology (Intel® IPT)Known for one	Unknown — not stated by the source	Yes
Weight & dimensionsidentical
WidthKnown for one	180 mm	Unknown — not stated by the source
DepthKnown for one	423 mm	Unknown — not stated by the source
HeightKnown for one	379 mm	Unknown — not stated by the source
Packaging contentidentical
Mouse includedKnown for one	Yes	Unknown — not stated by the source
Keyboard includedKnown for one	Yes	Unknown — not stated by the source
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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