Stefan Dösinger (@stefan) commented about dlls/d3d9/tests/visual.c:
{0, 2, 2, 0.2f, 0.2f, 0.0f, D3DFVF_XYZ, 0x00b24c00, 0x00aa5500}, /* color1 != color2 */{0, 2, 2, 1.2f, 1.2f, 0.0f, D3DFVF_XYZRHW, 0x0008f600, 0x00aa5500}, /* color1 != color2 */{0, 2, 2, 1.2f, 1.2f, 0.0f, D3DFVF_XYZ, 0x000000ff, 0x000000ff},/* cases 60-69 */{1, 2, 0, 0.2f, 0.2f, 0.0f, D3DFVF_XYZRHW, 0x0000ff00, 0x0000ff00},{1, 2, 0, 0.2f, 0.2f, 0.0f, D3DFVF_XYZ, 0x0055aa00, 0x0055aa00},{1, 2, 0, 1.2f, 1.2f, 0.0f, D3DFVF_XYZRHW, 0x00986700, 0x00986700},{1, 2, 0, 1.2f, 1.2f, 0.0f, D3DFVF_XYZ, 0x000000ff, 0x000000ff},{1, 2, 1, 0.2f, 0.2f, 0.0f, D3DFVF_XYZRHW, 0x0000ff00, 0x0000ff00},{1, 2, 1, 0.2f, 0.2f, 0.0f, D3DFVF_XYZ, 0x0055aa00, 0x0055aa00},{1, 2, 1, 1.2f, 1.2f, 0.0f, D3DFVF_XYZRHW, 0x00986700, 0x00986700},{1, 2, 1, 1.2f, 1.2f, 0.0f, D3DFVF_XYZ, 0x000000ff, 0x000000ff},{1, 2, 2, 0.2f, 0.2f, 0.0f, D3DFVF_XYZRHW, 0x00b24c00, 0x00aa5500}, /* color1 != color2 */{1, 2, 2, 0.2f, 0.2f, 0.0f, D3DFVF_XYZ, 0x00b24c00, 0x00aa5500}, /* color1 != color2 *//* cases 70-71 */{1, 2, 2, 1.2f, 1.2f, 0.0f, D3DFVF_XYZRHW, 0x0008f600, 0x00aa5500}, /* color1 != color2 */
Based on your comment in the cover letter I was expecting all oDepth writing draws to have different results. What is special about these tests that one of your Intel GPUs differs?