... Based, with the Conexant chipset, this DVR card provides the 4-channel full D1 resolution and ... , recommend to use Intel 915G/945G (display card on board) motherboard, but will have a ... 12CHs and 16CHs. (After testing, with display card on board motherboard will occupy CPU resources 10% ... Windows Directx9.0 is requiredLatest Display adapter driver 4ch Full D1 Res PCI-E Type CCTV Video Network DVR card