At newegg:
$35 - Radeon 9250 sapphire - Model #: 100583L-GN-H Item #: N82E16814102441 - dx8, UT2004 at medium, 128 MB, 4x/8x, core 240/mem 400, fanless
$54 - Radeon 9600SE - Sapphire - Item #: N82E16814102525 - 325/400 dx9
$39 - fx5200
- albatron - Item#: N82E16814170065
- eVGA - Model#: 128-A8-N303-L2 Item#: N82E16814130210
> dx9, games fine, 128 MB, 4x/8x, core 250/mem 400, fanless
$55 - fx 5500 - chaintech Item #: N82E16814145076 , also Item #: N82E16814145082 - 270 / 400 *fan*
None of these are great gaming cards, but the 9600SE and fx5500 are decent for low-resoultion gaming, and the 9250 is semi-decent.
Check before buying that the card has a DVI port, this is a list I grabbed for gaming under $60.