There are a couple of reasons why we feel Intel lacks a hardware vertex shader and T&L. Intel's driver catches vertex shader or hardware geometry calls and performs them on the CPU. The vertex shader note in the specification list is actually a software feature. The first item of note is that the GMA900 does not have any hardware vertex shader or transform and lighting capability. Hardware Motion Compensation support for DVD playback.16x9 Aspect Ratio for wide screen displays.HDTV 720p and 1080i display resolution support.Hardware motion compensation support for DVD playback.Multiple display types (LVDS, DVI-I, DVI-D, HDTV, TV-out, CRT) for dual monitor capabilities.Two Serial Digital Video Out (SDVO) ports for flat-panel monitors and/or TV-out support via Advanced Digital Display 2 (ADD2) cards.400 MHz DAC frequency for up to 2048x1526 resolution for both analog and digital displays.Microsoft DirectX 9 Vertex Shader 2.0 and Transform and Lighting supported in software through highly optimized Processor Specific Geometry Pipeline (PSGP).Microsoft DirectX 9 Hardware Acceleration Features:.Operating systems supported: Microsoft Windows XP, Windows 2000, Linux-compatible (Xfree86 source available).Dynamic Display Modes for flat-panel and wide-screen support.There are plenty of new and improved features in GMA900 that deserve some in-depth explanation, but before we get to that, here is the specification list as provided by Intel on the Graphics Media Accelerator 900:
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