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Low-profile Matrox M9140-E512LAF graphics card with passive cooler and KX-20 connector

matrox

Matrox M9140-E512LAF 512MB GDDR2 PCI Express x16 Low Profile workstation graphics card

SKU CH-E37V-XJZPR

Low-profile workstation card with 512 MB GDDR2 memory driving up to four displays at 1920 x 1200 via PCI Express x16

  • Memory capacity512 MB
  • Interface typePCI Express x16
  • Type of memoryGDDR2
  • Form factorLow Profile
  • Cooling solutionFanless
  • Chipset makerMatrox
  • Drives four independent displays from a single low-profile board
  • 512 MB GDDR2 frame buffer handles large datasets
  • Fanless cooling eliminates moving-part noise
  • Native PCI Express x16 interface delivers full bus bandwidth
  • Supports 1920 x 1200 digital and analog resolution

Quad-display workstation card

The Matrox M9140-E512LAF is a low-profile graphics card built for multi-monitor workstations. It drives up to four displays from a single PCI Express x16 slot using a KX-20 connector. The 512MB GDDR2 frame buffer supports digital and analog resolutions up to 1920 x 1200. It targets professionals who need independent or stretched desktops across multiple screens.

Passive cooling and legacy OS support

A fanless cooler keeps the card silent during typical office or monitoring tasks. Power draw stays modest because the GPU lacks modern 3D acceleration hardware. Supported operating systems include Windows XP, Vista and Server 2003 or 2008 in both 32-bit and 64-bit editions. OpenGL 2.0 provides basic hardware acceleration for compatible professional applications.

Steady output for constant workloads

Under sustained load the passive heatsink maintains stable temperatures without airflow from a dedicated fan. The card is designed for continuous operation in financial trading, digital signage or control-room environments. It does not suit workflows that require modern shader features, high memory bandwidth or GPU compute APIs. Buyers needing more video memory or modern display interfaces should consider other options.

How it compares

Measured against everything we stock in Workstation GPUs, at today’s prices. Recalculated every night.

Price $55.99
Cheaper than about 86% of the 411 comparable items (median $168.99).
Memory capacity 512 MB
Lower than about 95% of the 188 comparable items (median 4 GB).

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Specifications

Product
Brand nameMatrox
Model nameM9140-E512LAF
Memory
Type of memoryGDDR2
Display
Digital resolution1920 × 1200
Analog resolution1920 × 1200
Maximum displays per board4
Graphics
Memory capacity512 MB
Chipset makerMatrox
OpenGL support2.0
Ports & slots
Interface typePCI Express x16
Extra portsKX-20
Size & build
Form factorLow Profile
Compatibility
Supported operating systemsMicrosoft Windows XP (32/64bit), Microsoft Windows Vista (32/64bit), Microsoft Windows Server 2003/2008 (32/64bit)
More details
Cooling solutionFanless

Questions about this item

How do I install the Matrox M9140-E512LAF in a low-profile chassis without bending the bracket?

Align the low-profile bracket with the PCI Express x16 slot, press evenly until seated, then secure the retention screw; the step often missed is confirming the bracket height matches the case before forcing the card.

What maintenance will the fanless 512MB GDDR2 card need over time?

With passive cooling, the only upkeep is periodic dust removal from the heatsink fins using compressed air; no fan bearings or thermal paste replacement are required.

At what resolution limit does the quad-display output max out per head?

Each of the four outputs supports up to 1920 x 1200 digital or analog; beyond that resolution the card cannot drive additional pixels per display.

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