The 5200 would have been an excellent GeForce4MX The performance with Dx6/7/8 games is not bad, aligned with a NV17 and much better with antialiasing enabled.
But as a PS 2.0 card is completely useless... As I pointed out in this thread
http://www.nvnews.net/vbulletin/showthread.php?t=40192 running Doom 3 with the NV20 path (which requires multiple passess) is much faster than using the ARB2 path