My first custom PC back in 2004 was an Athlon 64 3000+ "Venice" 1.8GHz single core with 512kb L2 cache. The "San Diego" was better because it had 1MB cache. I m

My first custom PC back in 2004 was an Athlon 64 3000+ "Venice" 1.8GHz single core with 512kb L2 cache. The "San Diego" was better because it had 1MB cache. I managed to overclock it to 2.8GHz. What a time to be alive. So it's something they've been doing to some extent for almost 20 years.