Table 5-1. The amount of video memory required to use Glass at common screen
resolutions
Resolution Aspect ratio # of pixels Video memory required
800 ?— 600 4:3 480,000 32 MB
960 ?— 600 16:10 576,000 32 MB
1024 ?— 768 4:3 786,432 64 MB
1152 ?— 864 4:3 995,328 64 MB
1280 ?— 720 16:9 921,600 64 MB
1280 ?— 768 5:3 983,040 64 MB
1280 ?— 800 16:10 1,024,000 64 MB
1280 ?— 960 4:3 1,228,800 64 MB
1280 ?— 1024 5:4 1,310,720 64 MB
1360 ?— 768 16:9 1,044,480 64 MB
1600 ?— 1024 25:16 1,638,400 128 MB
1600 ?— 1200 4:3 1,920,000 128 MB
1920 ?— 1080 16:9 2,073,600 128 MB
1920 ?— 1200 16:10 2,304,000 128 MB
2560 ?— 1440 16:9 3,686,400 256 MB
2560 ?— 1600 16:10 4,096,000 256 MB
2560 ?— 1920 4:3 4,915,200 256 MB
Make Your Hardware Perform | 229
Performance
Part 2: Software
With the hardware elements in place, the next thing to worry about is your
video driver. Although Vista comes with drivers for most common display
adapters, the best driver you??™re likely to get is the one provided by the maker
of the chip on your video card.
The most common video chips are nVidia GeForce (http://www.nvidia.com/)
and ATI Radeon (http://ati.amd.com/); if you??™re not sure who makes the
video card in your PC, open Device Manager in Control Panel and expand
the Display adapters branch. Just make sure the driver supports the Windows
Display Driver Model; in most cases, the driver must be expressly written
for Windows Vista.
Once you??™re certain you have the latest video driver, follow these steps to
enable Glass:
1.
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