PNY NVIDIA Quadro FX 5800 Specification:.
Physical dimensions: ATX form factor, 4.38 inches x 12.28 inches
Frame buffer memory: 4GB GDDR3
Memory interface: 512-bit
Memory bandwidth: 102GB/sec.
Maximum power consumption: 189Watt
Graphics bus: PCI Express GEn2 x16
Display connectors: DVI-I, DVI-I+ Display Port +STo
Dual link DVI: Yes (2)
Auxiliary power connectors: Yes (2)
Number of slots: 2
Thermal solution: Active fansink
Genlock/Framelock: Optional (standard with PNY PN VCQFX5800SDI-PCIE-PB)
NVIDIA SLI™ technology: Yes
More Info:
http://www3.pny.com/NVIDIA-Quadro-FX-5800-SDI-P2753C366.aspx