MATROX GRAPHICS, INC. MGA IMPRESSION PLUS/220 Category Video Video Types Supported XVGA Video Processor Unidentified Highest Resolution 1600 x 1200 Supported Data Bus Type 32-bit PCI Memory Type VRAM Maximum Onboard Memory 4MB [Image] CONNECTIONS Purpose Location Purpose Location 15-pin analog video CN1 Memory expansion CN3 port connector VGA feature CN2 Memory expansion CN4 connector connector VGA DUAL SCREEN CONFIGURATION Setting SW1/1 Disabled On Enabled Off HORIZONTAL FREQUENCY SELECTION Setting SW1/2 31.5KHz On 45KHz Off