Quote:Side question - sorry.
Don't be. The entire purpose of this thread is for random people to ask the forum lurkers on here questions about how certain hardware will fair with dolphin and what the best options are for them within there budget. Your question is completely on topic.
Quote:If I can get my hands on a 2500 cheap/free, is it worth it? Or do I really need to pony up and grab a 2500k?
If it's significantly cheaper then go for it.
I'll probably get flamed for saying this but in the case of sandy bridge most users severely overestimate the benefits of overclocking. Most applications seem to reach a memory bottleneck somewhere are 3.8-4.0GHz on sandy bridge cpus so getting a considerable amount of extra performance without overclocking the IMC tends to be difficult. Not enough data has been collected on dolphins performance to study the effect of overclocking these newer architectures. You will obviously experience better performance on an overclocked i5 2500k but how much of an improvement is not a question that we can answer. Assuming turbo boost works properly 18% is about the maximum amount of extra performance you could get out of overclocking the cpu to 4.5GHz, with 5-15% being a more likely scenario.
That may seem low but to be fair to the other side an i5 2500K is usually only $15 more than an i5 2500 ($225 instead of $210) and every bit of extra performance counts (plus that's only a 7% increase in price and an even smaller increase to the total system cost). However please keep in mind only P67 and Z68 motherboards support cpu overclocking. If you're getting an H67/H61 motherboard there is no point in buying a K series cpu since you won't be able to overclock it anyways. Also limited overclocking is available on non K series cpus on P67 and Z68 motherboards which does fairly well (you can get up to 4.1GHz on limited overclocking).
"Normally if given a choice between doing something and nothing, I’d choose to do nothing. But I would do something if it helps someone else do nothing. I’d work all night if it meant nothing got done."
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-Ron Swanson
"I shall be a good politician, even if it kills me. Or if it kills anyone else for that matter. "
-Mark Antony
