Adapters, Overview and Configuration 141
Resolution 640 x 480
800 x 600
1024 x768
1280x1024
1024 x 768
1280 x 1024 1024 x 768
1280 x 1024 1024 x 768
1280 x 1024 1280 x 1024
Frame
buffer 8-bit single 8-bit single
(1280 x 1024);
8-bit double
(1024 x 768)
8-bit double
(up to 1280 x
1024);
24-bit single
8-, 12-, 24-bit
double 8/24-bit double
Color
palette 16.7 million 16.7 million 16.7 million 16.7 million 16.7 million
Concurrent
colors 256 256 Up to 16.7
million Up to 16.7
million Up to 16.7
million
Z-buffer No No No 24-bit 24-bit
HW color
map 13 34 8
Overlay
buffer 0-bit 0-bit 8-bit 8-bit 8-bit
Dithering No Yes Yes Yes No
Depth
cueing No No No Yes Yes
Antialiasing No No No Yes Yes
Gouraud
shading No No No Yes Yes
Local
lighting No No No No3No3
NURBS No No No No3No3
Texture
mapping No No No HA4Ye s
Alpha buffer No No No 8-bit double 8-bit double
Stencil buffer No No No 8-bit 8-bit
Accumu-
lation
buffer
No No No No3No3
Adapter POWER
GXT120P POWER
GXT250P POWER
GXT255P POWER
GXT550P POWER
GXT3000P