Go to Games, then click on the "Tools" tab (the tabs are at the top of the window), then click Source SDK and let it download. To actually start mapping and stuff, read some tutorials. www.interlopers.net is a good source to start.
This sounds like a typical case of Ventrilo and CSS stealing each other's RAM resources and subsequently crashing.
First possible fix is increasing your heapsize:
If that doesn't work, you might want to try expanding your page pool:
Personally, I'd wait for a 4xxxHD series of ATi to come out. It'd kinda suck to spend so much cash on a great dual-GPU card, just to have it overshadowed by a newer card. I personally have an ATI HD3870X2 Sapphire, and I'm very content with it. Pretty buggy drivers still though, lol, but I've...
You're right! You're absolutely right. Source is outdated compared to SW: Force Unleashed. It's outdated compared to Bad Company. It's outdated compared to Crysis.
Thing is, what will YOU do about it? You're not a coder. You're not a modeler. You're not an animator. You're just an "ideas man"...