Refurbished: Nvidia NVS 310 PCI Express2x16 512MB DDR3 to Dual Display Port- High Profile Video Card - Newegg.com
Dual Monitor Nvidia Quadro NVS 300 DMS-59 to DUAL DVI HDMI Cable Video Graphics | eBay
Amazon.com: Epic IT Service - Quadro NVS 310 Compatible with Dual displayports, Both Half and Full Size Brackets for Both SFF or Regular Full Size Computer(1 Year Warranty) : Electronics