PC: Cs Source

hi ich habe eine frage ich habe cz und fps von 99 und habe eine ati radeon 9800 Xl 3ghz prozessor und 512mb arbeitsspeicher. bei counterstrike source Beta aber habe ich eine fps von 20-30 es sollten aber eigentlich 50-60 sein was soll ich nur machen? helft mir ?
hier meine css config:
unbindall
bind "TAB" "+showscores"
bind "ESCAPE" "cancelselect"
bind "SPACE" "buy vesthelm"
bind "," "buy primammo; buy secammo; buy defuser; buy vesthelm; buy vest; buy hegrenade; buy flashbang; buy flashbang; buy smokegrenade"
bind "." "buy secammo"
bind "0" "slot10"
bind "1" "slot1"
bind "2" "slot2"
bind "3" "slot3"
bind "4" "slot4"
bind "5" "slot5"
bind "6" "slot6"
bind "7" "slot7"
bind "8" "slot8"
bind "9" "slot9"
bind "`" "toggleconsole"
bind "b" "buymenu"
bind "c" "radio3"
bind "f" "impulse 100"
bind "h" "commandmenu"
bind "i" "showbriefing"
bind "j" "cheer"
bind "k" "+voicerecord"
bind "m" "chooseteam"
bind "n" "nightvision"
bind "o" "buyequip"
bind "p" "snapshot"
bind "q" "lastinv"
bind "t" "impulse 201"
bind "u" "messagemode2"
bind "x" "radio2"
bind "y" "messagemode"
bind "z" "radio1"
bind "UPARROW" "+forward"
bind "DOWNARROW" "+back"
bind "LEFTARROW" "+moveleft"
bind "RIGHTARROW" "+moveright"
bind "CTRL" "+duck"
bind "SHIFT" "+speed"
bind "F1" "buy deagle; buy secammo"
bind "F2" "buy m3; buy primammo"
bind "F3" "buy xm1014; buy primammo"
bind "F4" "buy mp5; buy primammo"
bind "F5" "buy p90; buy primammo"
bind "F6" "buy galil; buy famas; buy primammo"
bind "F7" "buy ak47; buy m4a1; buy primammo"
bind "F8" "buy sg552; buy aug; buy primammo"
bind "F9" "buy g3sg1; buy sg550; buy primammo"
bind "F10" "buy scout; buy primammo"
bind "F11" "buy awp; buy primammo"
bind "F12" "buy m249; buy primammo"
bind "DEL" "drop"
bind "END" "+use"
bind "KP_HOME" "buy p228; buy secammo"
bind "KP_UPARROW" "buy elites; buy fn57; buy secammo"
bind "KP_PGUP" "buy ump45; buy primammo"
bind "KP_LEFTARROW" "buy defuser"
bind "KP_5" "buy nvgs"
bind "KP_END" "buy hegrenade"
bind "KP_DOWNARROW" "buy smokegrenade"
bind "KP_PGDN" "buy flashbang"
bind "MWHEELDOWN" "invnext"
bind "MWHEELUP" "invprev"
bind "MOUSE1" "+attack"
bind "MOUSE2" "+attack2"
bind "MOUSE3" "+reload"
bind "MOUSE4" "+jump"
bind "PAUSE" "pause"
muzzleflash_light "1"
cl_autowepswitch "1"
cl_autohelp "0"
cl_radartype "0"
cl_radaralpha "200"
cl_crosshaircolor "4"
cl_dynamiccrosshair "1"
cl_scalecrosshair "1"
cl_crosshairscale "1200"
cl_crosshairalpha "200"
cl_crosshairusealpha "0"
spec_scoreboard "0"
phonemedelay "0"
phonemefilter "0.08"
flex_rules "1"
blink_duration "0.2"
flex_smooth "1"
phonemesnap "1"
cl_righthand "1"
cl_team "default"
cl_class "default"
closecaption "0"
cc_linger_time "1.0"
cc_predisplay_time "0.25"
cc_lang "english"
crosshair "1"
cl_observercrosshair "1"
cam_command "0"
cam_snapto "0"
cam_idealyaw "90"
cam_idealpitch "0"
cam_idealdist "64"
c_maxpitch "90"
c_minpitch "0"
c_maxyaw "135"
c_minyaw "-135"
c_maxdistance "200"
c_mindistance "30"
c_orthowidth "100"
c_orthoheight "100"
joy_name "joystick"
joy_forwardthreshold "0.15"
joy_sidethreshold "0.15"
joy_pitchthreshold "0.15"
joy_yawthreshold "0.15"
joy_forwardsensitivity "-1"
joy_sidesensitivity "-1"
joy_pitchsensitivity "1"
joy_yawsensitivity "-1"
joy_wingmanwarrier_centerhack "0"
joy_wingmanwarrier_turnhack "0"
joy_diagonalpov "0"
cl_upspeed "320"
cl_forwardspeed "400"
cl_backspeed "400"
lookspring "0"
lookstrafe "0"
joystick "0"
m_pitch "0.022000"
m_filter "1"
sensitivity "4.950000"
m_side "0.8"
m_yaw "0.022"
m_forward "1"
m_customaccel "0"
m_customaccel_scale "0.04"
m_customaccel_max "0"
m_customaccel_exponent "1"
m_mouseaccel1 "0"
m_mouseaccel2 "0"
m_mousespeed "1"
cl_idealpitchscale "0.8"
net_graph "0"
net_scale "5"
net_graphpos "1"
net_graphsolid "1"
voice_modenable "1"
hud_fastswitch "0"
scene_showfaceto "0"
ai_report_task_timings_on_limit "0"
ai_think_limit_label "0"
npc_ik_height_adjust "0"
scene_showlook "0"
scene_showmoveto "0"
func_break_max_pieces "15"
suitvolume "0.25"
sv_noclipaccelerate "5"
sv_noclipspeed "5"
sv_specaccelerate "5"
sv_specspeed "3"
sv_specnoclip "1"
sv_skyname "sky_dust"
sv_backspeed "0"
voice_forcemicrecord "1"
voice_enable "1"
voice_scale "1"
snd_duckerthreshold "0.15"
snd_duckerreleasetime "2.5"
snd_duckerattacktime "0.5"
snd_ducktovolume "0.55"
adsp_debug "0"
dsp_dist_max "1440.0"
dsp_dist_min "0.0"
snd_mixahead "0.1"
snd_musicvolume "1.0"
volume "1.0"
snd_pitchquality "1"
sv_forcepreload "0"
sv_voiceenable "1"
dsp_enhance_stereo "0"
dsp_volume "1.0"
cl_allowupload "1"
mp_decals "300.000000"
r_drawmodelstatsoverlaymax "1.5"
r_drawmodelstatsoverlaymin "0.1"
r_eyesize "0"
r_eyeshift_z "0"
r_eyeshift_y "0"
r_eyeshift_x "0"
r_eyemove "1"
r_eyegloss "1"
skill "1"
r_anamorphic "0"
con_enable "1"
cl_allowdownload "1"
cl_forcepreload "0"
cl_soundfile "sound/player/jingle.wav"
cl_logofile "materials/vgui/logos/spray_grenaded.vtf"
cl_timeout "30"
sv_unlockedchapters "1"
password ""
cl_cmdrate "10"
name "unstoppable"
cl_cmdbackup "2"
cl_updaterate "20"
bgmvolume "1"
vprof_unaccounted_limit "0.3"
vprof_verbose "1"
vprof_graphheight "256"
vprof_graphwidth "512"
texture_budget_background_alpha "128"
texture_budget_panel_bottom_of_history_fraction ".25"
texture_budget_panel_height "284"
texture_budget_panel_width "512"
texture_budget_panel_y "450"
texture_budget_panel_x "0"
budget_panel_height "384"
budget_panel_width "512"
budget_panel_y "50"
budget_panel_x "0"
budget_background_alpha "128"
budget_bargraph_range_ms "16.6666666667"
budget_panel_bottom_of_history_fraction ".25"
budget_history_range_ms "66.666666667"
budget_history_numsamplesvisible "100"
budget_show_history "1"
budget_show_averages "0"
budget_show_peaks "1"
budget_averages_window "30"
budget_peaks_window "30"
budget_bargraph_background_alpha "128"