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Product comparison · 2 pcs/workstations

Acer Aspire M7811-047 vs Lenovo ThinkCentre M90 SFF + ThinkVision L2251P

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  • 108specifications compared
  • 16differ
  • 92identical
  • 34known for one product only

Key differences

The Acer Aspire M7811-047 has 6 GB more internal memory than the Lenovo ThinkCentre M90 SFF + ThinkVision L2251P (8 GB vs 2 GB). The Acer Aspire M7811-047 has 3 x 2 GB more memory layout (slots x size) than the Lenovo ThinkCentre M90 SFF + ThinkVision L2251P (4 x 2 GB vs 1 x 2 GB). The Lenovo ThinkCentre M90 SFF + ThinkVision L2251P has 1,800 RPM more HDD speed than the Acer Aspire M7811-047 (7200 RPM vs 5400 RPM). Only the Acer Aspire M7811-047 has Wi-Fi. Only the Lenovo ThinkCentre M90 SFF + ThinkVision L2251P has display included.

  • Internal memory
    • 8 GB
    • 2 GB
  • Memory layout (slots x size)
    • 4 x 2 GB
    • 1 x 2 GB
  • Total storage capacity
    • 1 TB
    • 320 GB
  • HDD speed
    • 5400 RPM
    • 7200 RPM
  • Wi-Fi
    • Yes
    • No
  • HDMI ports quantity
    • 1
    • 0
  • Headphone outputs
    • 1
    • 2
  • Firewire (IEEE 1394) ports
    • 2
    • 0

Side by side

Differences highlightedShow differences only
142 specifications
A

Acer

Aspire M7811-047View product
B

Lenovo

ThinkCentre M90 SFF + ThinkVision L2251PView product
Processoridentical
Number of processors installedKnown for one1
Memory2 differ
Internal memoryDiffers8 GB2 GB
Memory layout (slots x size)Differs4 x 2 GB1 x 2 GB
Memory clock speedKnown for one1333 MHz
Storage2 differ
Total storage capacityDiffers1 TB320 GB
HDD speedDiffers5400 RPM7200 RPM
Optical drive typeKnown for oneDVD-RW
Graphicsidentical
Discrete graphics card modelKnown for oneNVIDIA® GeForce® GT 320
Discrete graphics card memoryKnown for one1 GB
Maximum graphics card memoryKnown for one2.431 GB
Performanceidentical
Motherboard chipsetKnown for oneIntel® H57 Express
Audio output channelsKnown for one7.1 channels
Network1 differ
Ethernet LAN data ratesKnown for one1000 Mbit/s
Cabling technologyKnown for one10/100/1000Base-T(X)
Wi-FiDiffersYesNo
Networking featuresKnown for oneGigabit Ethernet, WLAN
Wireless technologyKnown for one802.11 n
Ports & interfaces3 differ
HDMI ports quantityDiffers10
Headphone outputsDiffers12
Line-outKnown for oneYes
Line-inKnown for oneYes
Firewire (IEEE 1394) portsDiffers20
eSATA ports quantityKnown for one2
S/PDIF out portKnown for oneYes
Expansion slotsidentical
PCI slotsKnown for one1
PCI Express x1 slotsKnown for one2
PCI Express x4 slotsKnown for one1
Power1 differ
Power supplyDiffers750 W240 W
Power managementKnown for oneACPI
Design1 differ
Chassis typeDiffersTowerSFF
Software1 differ
Operating system installedDiffersWindows 7 Home PremiumWindows 7 Professional
Optional operating system suppliedKnown for oneWindows XP Professional
Mac compatibilityKnown for oneNo
Trial softwareKnown for one- Microsoft Office 2007 + Microsoft Works 8.5 - McAfee Internet Security Suite 2009
Bundled softwareKnown for one- Acer Arcade Deluxe - Acer eRecovery Management - Adobe Reader - eSobi - MyWinLocker - Nero 9 Essentials - Oberon GameZone
Display1 differ
Display includedDiffersNoYes
Display diagonalKnown for one55.9 cm (22")
Display resolutionKnown for one1680 x 1050 pixels
Contrast ratio (typical)Known for one1000:1
Display brightnessKnown for one250 cd/m²
Viewing angle, horizontalKnown for one170°
Viewing angle, verticalKnown for one160°
Audio1 differ
Audio systemDiffersHigh Definition AudioHDA
Weight & dimensions3 differ
WidthDiffers185 mm317 mm
DepthDiffers456 mm99 mm
HeightDiffers416 mm355 mm
WeightKnown for one7.5 kg
Packaging contentidentical
Mouse includedKnown for oneYes
Other featuresidentical
HDD user passwordKnown for oneYes
Intel segment taggingKnown for oneEnterprise, 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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