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What G2D stands for? openCL?

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  • What G2D stands for? openCL?

    Hello, I try to figure out if the integrated Vega iGPU on a 5600G will be better than a 7790 for working with openCL applications (affinity designer for the matter).
    On G3D the vega seems to lag behind but in G2D is double the score of the 7790.

    But I can't figure out what the G2D represents in the benchmark. Is there some documentation or a straight answer on that? If it is not better I should go for a cheaper R5 5500 instead of the 5600G.

    Thank you in advance!

  • #2
    The Graphics 2D (G2D) Mark is comprised of various tests from the 2D Graphics Test suite in PerformanceTest. You can find the descriptions for the test in the Help file under "Standard Test Descriptions->2D Graphics Test Suite". I have copied the below:

    This suite contains a number of tests that exercise the standard Windows graphics functions. The results from this suite depend on the speed at which the video card can carry out 2D graphics operations and the color depth currently in use.

    Simple Vectors

    Draws a rectangle filled with a gradient, a solid filled ellipse, a line, and bezier and a solid filled star as many times as possible. Every 32nd cycle the colors are randomized. There are four stages to this test;

    Unbuffered Solid
    Back Buffered Solid
    Unbuffered Transparent
    Back Buffered Transparent

    The solid tests use completely opaque colors when drawing, the transparent test uses partially transparent colors. Drawing solid colors is faster than transparent colors.

    Unbuffered tests draw the vectors directly to the window, back buffered tests draw the vectors to a backbuffer first then swaps the back buffer into the window every 256th cycle. Typically back buffering is faster.

    Each of these portions of the test is given equal weighting in the final score, also each draw (rectangle, ellipse, etc) is counted as a single equivalent operation despite some tasks being more complex than the others.

    Fonts and Text

    Tests the performance of the graphics card with the typical rendering of Fonts and Text.

    Windows Interface

    Test the performance of the graphics card and the Windows Display settings for interacting with the Graphical User Interface. The test includes the performance measurement of Common GUI controls: treeview, listview, sliders and edit boxes, as well as window movement and resizing.

    Image Filters

    Applies rotation, brightness and greyscale filters to an image. Counts the number of filters applied per second. Two sets of test will be run, one using Windows GDI functions and one using DirectX11 functions, the score is an average of these two tests.

    Image Rendering

    Measures the rate at which a bitmap image can be rendered to the screen at various sizes. The test always finishes on a complete cycle of rendering smallest to largest. Two sets of test will be run, one using Windows GDI functions and one using DirectX11 functions, the score is an average of these two tests.

    Direct 2D

    Tests Direct 2D performance. Direct 2D is a 2D rendering system that is available in Windows from Vista Service Pack 2 onwards. Much like Direct3D it makes use of the systems graphics card to accelerate rendering.

    PDF Render

    Test PDF rendering performance by loading a 210 page PDF file that contains a mixture of graphics, text and graphs and cycling through the pages displayed.

    Direct 2D - SVG

    Test how fast scalable vector graphics (SVG) are displayed, zoomed and rotated by the system.

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