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<p><a href="page.php?w=graphics_card">graphics card</a>s the data to be drawn is stored internally in an area of <a href="page.php?w=semiconductor_memory">semiconductor memory</a> called the <a href="page.php?w=framebuffer">framebuffer</a>. This memory area holds the values for each pixel on the screen. These values are retrieved from the refresh buffer and painted onto the screen one row at a time.</p>

<p><big> Description </big></p>
<p><big> Scan lines </big></p>
<p>In a raster scan, an image is subdivided into a sequence of (usually horizontal) strips known as</p><p>
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