TweakTown have taken a look at the X-Micro Hulk 5 32mb AGP video card which is based on the nVidia GeForce2 MX chipset with many useful features including TwinView and Digital Vibrance Control. They were able to overclock the video card pretty nicely with the stock cooling, so much so that it wasn't all that slower than the nVidia GeForce2 Pro.
FULL STORY @ TWEAKTOWN (http://www.tweaktown.com/reviews/xmicro_hulk5/)