PUes mirad tengo un pentium 4 256 de ram a 1.800 y tengo 20 fps en el 1.6 como puedo subirlos? ya e puesto fps_max 500 y developer 1 y no me suben ke mas puedo hacer? en la 1.5 tenia 50 al menos 
Sistema operativo? Tarjeta Gráfica? Has desactivado la sincronización vertical? Has puesto fps_max a 100?
Si quieres algunos comandos...
cl_himodels "0"
gl_cull "1"
gl_clear "1"
gl_dither "1"
gl_polyoffset "4"
gl_overbright "1"
gl_flipmatrix "0"
gl_monolights "0"
gl_keeptjunctions "0"
gl_ztrick "1"
gl_d3dflip "0"
gl_texsort "0"
gl_playermip "1000"
gl_round_down "1000"
gl_smoothmodels "0"
gl_wateramp "0"
gl_cull "1"
gl_clear "1"
gl_dither "1"
gl_polyoffset "4"
gl_overbright "1"
gl_flipmatrix "0"
gl_monolights "0"
gl_keeptjunctions "0"
gl_ztrick "1"
gl_d3dflip "0"
gl_texsort "0"
gl_playermip "1000"
gl_round_down "1000"
gl_smoothmodels "0"
gl_wateramp "0"
r_mmx "1"
r_dynamic "0"
r_drawviewmodel "1"
r_shadows "0"
r_decals "0"
r_mirroralpha "0"
s_a3d "0"
s_reverb "0"
s_eax "0"
max_shells "0"
max_smokepuffs "0"
fastsprites "2"
violence_ablood "0"
violence_agibs "0"
violence_hblood "0"
violence_hgibs "0"
fps_max "99"
gl_alphamin "0.25"
gl_cull "1"
gl_dither "0"
gl_flipmatrix "0"
gl_keeptjunctions "0"
gl_lightholes "0"
gl_max_size "256"
gl_monolights "0"
gl_overbright "0"
gl_palette_tex "0"
gl_picmip "1"
gl_playermip "1"
gl_polyoffset "0"
gl_round_down "6"
gl_spriteblend "1"
gl_wateramp "0"
gl_ztrick "1"
gl_affinemodels "0"
gl_clear "1"
gl_texturemode "gl_linear_mipmap_nearest"
gl_round_down "4"
fps_max "100"
Pero ojo... Vas a ver las cosas a cuadros...
