Product comparison · 2 pcs/workstations

Acer Aspire M7811 Intel® Core™ i5 i5-650 vs Lenovo ThinkCentre M90p + 22"

44specifications compared
20differ
24identical
87known for one product only

Key differences

The Acer Aspire M7811 Intel® Core™ i5 i5-650 has 4 GB more internal memory than the Lenovo ThinkCentre M90p + 22" (8 GB vs 4 GB). The Acer Aspire M7811 Intel® Core™ i5 i5-650 has 2 x 2 GB more memory layout (slots x size) than the Lenovo ThinkCentre M90p + 22" (4 x 2 GB vs 2 x 2 GB). The Acer Aspire M7811 Intel® Core™ i5 i5-650 has 2.523 GB more maximum graphics card memory than the Lenovo ThinkCentre M90p + 22" (2.907 GB vs 0.384 GB). Only the Acer Aspire M7811 Intel® Core™ i5 i5-650 has card reader integrated. Only the Acer Aspire M7811 Intel® Core™ i5 i5-650 has Wi-Fi.

Processor cache type
- Aspire M7811 Intel® Core™ i5 i5-650:Smart Cache
- ThinkCentre M90p + 22":L3
Internal memory
- Aspire M7811 Intel® Core™ i5 i5-650:8 GB
- ThinkCentre M90p + 22":4 GB
Memory layout (slots x size)
- Aspire M7811 Intel® Core™ i5 i5-650:4 x 2 GB
- ThinkCentre M90p + 22":2 x 2 GB
Total storage capacity
- Aspire M7811 Intel® Core™ i5 i5-650:1 TB
- ThinkCentre M90p + 22":500 GB
Optical drive type
- Aspire M7811 Intel® Core™ i5 i5-650:DVD Super Multi DL
- ThinkCentre M90p + 22":DVD-RW
Card reader integrated
- Aspire M7811 Intel® Core™ i5 i5-650:Yes
- ThinkCentre M90p + 22":No
Maximum graphics card memory
- Aspire M7811 Intel® Core™ i5 i5-650:2.907 GB
- ThinkCentre M90p + 22":0.384 GB
Audio output channels
- Aspire M7811 Intel® Core™ i5 i5-650:7.1 channels
- ThinkCentre M90p + 22":5.1 channels

Side by side

Differences highlightedShow differences only

Comparison of M7811, ThinkCentre M90p + 22"
131 specifications	A Acer Aspire M7811 Intel® Core™ i5 i5-650 Model M7811 View product	B Lenovo ThinkCentre M90p + 22"View product
Processor1 differ
Processor manufacturerKnown for one	Intel	Unknown — not stated by the source
Processor generationKnown for one	Intel® Core™ i5	Unknown — not stated by the source
Processor modelKnown for one	i5-650	Unknown — not stated by the source
Processor threadsKnown for one	4	Unknown — not stated by the source
Processor boost frequencyKnown for one	3.46 GHz	Unknown — not stated by the source
Processor cache typeDiffers	Smart Cache	L3
Bus typeKnown for one	DMI	Unknown — not stated by the source
FSB ParityKnown for one	No	Unknown — not stated by the source
System bus rateKnown for one	2.5 GT/s	Unknown — not stated by the source
Processor lithographyKnown for one	32 nm	Unknown — not stated by the source
Processor operating modesKnown for one	64-bit	Unknown — not stated by the source
Processor seriesKnown for one	Intel Core i5-600 Desktop Series	Unknown — not stated by the source
Processor codenameKnown for one	Clarkdale	Unknown — not stated by the source
Thermal Design Power (TDP)Known for one	73 W	Unknown — not stated by the source
TcaseKnown for one	72.6 °C	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
Processor socketKnown for one	LGA 1156 (Socket H)	Unknown — not stated by the source
Number of Processing Die TransistorsKnown for one	382 M	Unknown — not stated by the source
Processing Die sizeKnown for one	81 mm²	Unknown — not stated by the source
CPU multiplier (bus/core ratio)Known for one	24	Unknown — not stated by the source
SteppingKnown for one	C2	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 processorKnown for one	No	Unknown — not stated by the source
Memory2 differ
Internal memoryDiffers	8 GB	4 GB
Memory layout (slots x size)Differs	4 x 2 GB	2 x 2 GB
Memory channelsKnown for one	Dual-channel	Unknown — not stated by the source
Storage3 differ
Total storage capacityDiffers	1 TB	500 GB
Optical drive typeDiffers	DVD Super Multi DL	DVD-RW
HDD speedKnown for one	5400 RPM	Unknown — not stated by the source
Card reader integratedDiffers	Yes	No
Graphics1 differ
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
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
Maximum graphics card memoryDiffers	2.907 GB	0.384 GB
Graphics card familyKnown for one	Unknown — not stated by the source	Intel
Performance1 differ
Motherboard chipsetKnown for one	Intel® H57 Express	Unknown — not stated by the source
Audio output channelsDiffers	7.1 channels	5.1 channels
Network2 differ
Wi-FiDiffers	Yes	No
Wake-on-LAN readyKnown for one	Yes	Unknown — not stated by the source
Networking featuresDiffers	Gigabit Ethernet, WLAN	Gigabit Ethernet
Wireless technologyKnown for one	IEEE 802.11 b/g/n	Unknown — not stated by the source
Ethernet LAN data ratesKnown for one	Unknown — not stated by the source	10,100,1000 Mbit/s
Ports & interfaces3 differ
USB 2.0 ports quantityDiffers	6	8
HDMI ports quantityDiffers	1	0
Firewire (IEEE 1394) portsDiffers	2	0
eSATA ports quantityKnown for one	2	Unknown — not stated by the source
S/PDIF out portKnown for one	Yes	Unknown — not stated by the source
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityKnown for one	Unknown — not stated by the source	0
Expansion slotsidentical
PCI Express x1 slotsKnown for one	2	Unknown — not stated by the source
PCI Express x4 slotsKnown for one	1	Unknown — not stated by the source
PCI slotsKnown for one	Unknown — not stated by the source	1
Power1 differ
Power supplyDiffers	500 W	280 W
Design1 differ
Chassis typeDiffers	Desktop	Tower
Software1 differ
Operating system installedDiffers	Windows Vista Home Premium	Windows 7 Professional
Mac compatibilityKnown for one	No	Unknown — not stated by the source
Trial softwareKnown for one	- Microsoft Office 2007 + Microsoft Works 8.5 - McAfee Internet Security Suite 2009	Unknown — not stated by the source
Bundled softwareKnown for one	- Acer Arcade Deluxe - Acer eRecovery Management - Adobe Reader - eSobi - MyWinLocker - Nero 9 Essentials - Oberon GameZone	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")
Processor special featuresidentical
CPU configuration (max)Known for one	1	Unknown — not stated by the source
Embedded options availableKnown for one	No	Unknown — not stated by the source
Enhanced Intel SpeedStep TechnologyKnown for one	Yes	Unknown — not stated by the source
Execute Disable BitKnown for one	Yes	Unknown — not stated by the source
Graphics & IMC lithographyKnown for one	45 nm	Unknown — not stated by the source
Idle StatesKnown for one	Yes	Unknown — not stated by the source
Intel 64Known for one	Yes	Unknown — not stated by the source
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 TechnologyKnown for one	Yes	Unknown — not stated by the source
Intel Enhanced Halt StateKnown for one	Yes	Unknown — not stated by the source
Intel FDI TechnologyKnown for one	Yes	Unknown — not stated by the source
Intel Fast Memory AccessKnown for one	No	Unknown — not stated by the source
Intel Flex Memory AccessKnown for one	No	Unknown — not stated by the source
Intel Rapid Storage TechnologyKnown for one	No	Unknown — not stated by the source
Intel Trusted Execution TechnologyKnown for one	Yes	Unknown — not stated by the source
Intel VT-x with Extended Page Tables (EPT)Known for one	Yes	Unknown — not stated by the source
Intel Virtualization Technology (VT-x)Known for one	Yes	Unknown — not stated by the source
Intel Virtualization Technology for Directed I/O (VT-d)Known for one	Yes	Unknown — not stated by the source
Intel® AES New Instructions (Intel® AES-NI)Known for one	Yes	Unknown — not stated by the source
Intel® Clear Video HD Technology (Intel® CVT HD)Known for one	Yes	Unknown — not stated by the source
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)Known for one	No	Unknown — not stated by the source
Intel® InTru™ 3D TechnologyKnown for one	No	Unknown — not stated by the source
Intel® Insider™Known for one	No	Unknown — not stated by the source
Intel® Wireless Display (Intel® WiDi)Known for one	No	Unknown — not stated by the source
Physical Address Extension (PAE)Known for one	36 bit	Unknown — not stated by the source
Processor ARK IDKnown for one	43546	Unknown — not stated by the source
Processor package sizeKnown for one	37.5 x 37.5 mm	Unknown — not stated by the source
Supported instruction setsKnown for one	SSE4.2	Unknown — not stated by the source
Thermal Monitoring TechnologiesKnown for one	No	Unknown — not stated by the source
Intel® Turbo Boost TechnologyKnown for one	1.0	Unknown — not stated by the source
Intel® Hyper Threading Technology (Intel® HT Technology)Known for one	Yes	Unknown — not stated by the source
Intel® Quick Sync Video TechnologyKnown for one	No	Unknown — not stated by the source
Intel® My WiFi Technology (Intel® MWT)Known for one	No	Unknown — not stated by the source
Intel® Anti-Theft Technology (Intel® AT)Known for one	No	Unknown — not stated by the source
Conflict-Free processorKnown for one	No	Unknown — not stated by the source
Weight & dimensions3 differ
WidthDiffers	185 mm	178 mm
DepthDiffers	456 mm	432 mm
HeightDiffers	416 mm	406 mm
Packaging contentidentical
Mouse 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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