We bought the two GeForce GT 440 video cards from the same vendor, Sparkle. The 512 MB version seems to be a reference model provided by NVIDIA, since it has “NVIDIA” written on it. The 1 GB version seems to be designed by Sparkle.

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Figure 1: GeForce GT 440 512 MB GDDR5 (left) and 1 GB DDR (right)

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Figure 2: GeForce GT 440 512 MB GDDR5 (left) and 1 GB DDR (right)

Both of them have one HDMI, one VGA, and one DVI-D connector.

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Figure 3: Video connectors