- Hardware Reviews STB Velocity 128 Graphics Card (AGP Version) By Robert Stinnett Quick Highlights: 128-bit graphics accelerator with integrated Digital Video Engine and accelerated 3-D, texture map and shading functions. 4MB SGRAM True Color DAC, max 16.7M colors 1024x768, 65k colors at 1280x1024 Refresh rates up to 160mhz DDC-2B support for plug-n-play monitors System Requirements: Pentium or ...www.activewin.com/reviews/hardware/stb_velocity128.html