Creation of Small Form Factor Digital Display System

Hello, Looking for ODM to design and supply a Small Form Factor Digital Signage PC System. Hardware Specification along the lines of - Dual Core 2.5Ghz+ Processor (Such as AMD X2 Low Wattage ete) - 4GB DDR2/3 Memory - Up to 6 x DVI Outputs (Outputs must be Digital, i.e. DVI/HDMI/Displayport) - Support for 2.5" or Mini-PCI-e SSD Device - 10/100 LAN - Wireless Option System will run Windows XP/Windows 7 and be operating 24 hours a day, 7 days a week. Happy to look at Laptop Components if this more suitable... Ideally we'd love the system to be around 20cm x 20cm x 7cm tall (Mac Mini Size) or Similar.