Dual monitors

You could get a vga-dvi converter and see if it comes up with just the dvi monitor. If not, it could very well be the card.
 

My Computer

Computer Manufacturer/Model Number
Dell and Custom
OS
Systems 1 and 2: Windows 7 Enterprise x64, Win 8 Developer
CPU
System 1: i7 [email protected], System 2: AMD FX-4100 Zambezi 3.6G
Motherboard
System 1:Dell 06NWYK System 2: ASUS M5A97 AM3+
Memory
System 1: 8GB System 2: 8GB
Graphics Card(s)
System 1: ATI FirePro V4800 System 2: Radeon HD 6850
Sound Card
System 1: onboard System 2: onboard
Monitor(s) Displays
System1: Viewsonic HDMI 24"
Screen Resolution
System 1: 1920x1080 System 2: 1920x1080
Hard Drives
System 1: Mirrored .5B drives System 2: Seagate Barracuda ST1000DM003 1TB 7200 RPM 64MB Cache SATA 6.0Gb/s
Case
System 1: Dell System 2: Cooler Master
Internet Speed
10 MBPS
Just tried with XP but seems like my friends comp coulden't handle the card so im not sure yet... But i'll just have to talk to support were i bought it and see what happends
 

My Computer

OS
Windows 7
CPU
Intel Core 2 Duo E8400 3.0GHz
Motherboard
Asus P5K-VM, G33, Socket-775, DDR2,
Memory
4gb ddr2
Graphics Card(s)
Ati radeon HD 4550
Sound Card
Realtek hd
Monitor(s) Displays
Benq g2412HD and DELL E2310H 23" WIDE TFT TCO-03 FULL-HD BLA
Hard Drives
Something 500Gb as system and a WD 1tb
PSU
Got no idea
Case
A Lp from asus
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