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> Remember that as far as the fab goes, performance is just what clock speeds can be hit, and Intel's clocks are the highest - they have the fastest transistors
by jabl 6y ago
> Remember that as far as the fab goes, performance is just what clock speeds can be hit, and Intel's clocks are the highest - they have the fastest transistors. 14nm+++++ is a meme/joke, but the actual transistor speed of it is still downright impressive.
My understanding is that Intel's fast transistors come at a cost of not being particularly dense for the process node they are implemented on. So it's a question of design philosophy as well. Intel has fast, but somewhat sparse transistors, they use a lot of hand layout etc. to really optimize their designs so they can clock high.
Other players use a different philosophy. Slower, but denser transistors and more automated layout may not clock as high, but the improved density gives you more cores (e.g. AMD vs Intel) and/or allows a more "brainiac" core design (wider, deeper ROB, better branch prediction, more cache, etc. like Apple M1), and also gets you a better turnaround time.
- deleted 6y ago[deleted]