1. Intel H55 chipset motherboard will require CPU with graphic core inside to support motherboard's on-board D-Sub / DVI / HDMI® display output.
2. Dual display will only support one analog and one digital output at same time. Two digital output will not function properly. So DVI and HDMI® display cannot use at same time.
Dual display setting can be set by VGA driver's utility.
3. VGA driver will be supported when use CPU with graphic core.
HDMI® driver is combine in chipset driver package. Also need to support with CPU with graphic core.
4. When switch CPU from non-graphic core to graphic core. VGA and chipset drivers will need to install again.