Editing Macintosh Quadra 800 (section)

== Display and Graphics ==

The logic board includes 512 KB of VRAM, with two VRAM SIMM slots allowing expansion to 1 MB. Display capabilities vary based on VRAM installed:<ref>{{cite web |url=https://everymac.com/systems/apple/mac_quadra/specs/mac_quadra_800.html |title=Macintosh Quadra 800 Specs |publisher=EveryMac.com |access-date=2026-02-10}}</ref>

'''With 512 KB VRAM:'''
* 512×384: 16-bit color
* 640×480, 800×600, 832×624: 8-bit color (256 colors)
* 1024×768, 1152×870: 4-bit color (16 colors)

'''With 1 MB VRAM:'''
* 640×480, 800×600, 832×624: 16-bit color (thousands of colors)
* 1024×768, 1152×870: 8-bit color (256 colors)

The Quadra 800 does not support 24-bit color through its on-board video. This was a cost-saving measure that Apple used to differentiate the 800 from the Quadra 900/950, which support 2 MB VRAM and 24-bit color. A NuBus video card can be installed to enable 24-bit color output.