cl_showfps gives you a higher fps, net_graph puts more stress on your fps.
Here's my below minimum specs:
Code:
"benchmark"
{
"framerate" "53.709282"
"build" "2132"
"VendorID" "4098"
"deviceID" "20813"
"ram" "255"
"cpu_speed" "997"
"cpu" "GenuineIntel"
"width" "640"
"height" "480"
"AASamples" "0"
"AnisoLevel" "1"
"SkipMipLevels" "1"
"DxLevel" "80"
"Windowed" "0"
"Trilinear" "0"
"ForceHWSync" "1"
"NoWaitForVSync" "1"
"DisableSpecular" "1"
"DisableBumpmapping" "1"
"EnableParallaxMapping" "0"
"ZPrefill" "0"
"ReduceFillRate" "0"
"RenderToTextureShadows" "0"
"RealtimeWaterReflection" "1"
"WaterReflectEntities" "1"
}