The artificial intelligence (AI) frenzy is driving many tech stocks sky-high this year. The closer a company is to the epicenter of the machine-learning trend, the faster its stock soars. For example, Advanced Micro Devices (NASDAQ: AMD) designs microchips for the specific purpose of running AI analyses. Taiwan Semiconductor Manufacturing (NYSE: TSM) manufactures most of AMD's chips. Taiwan Semi's stock is up 26% so far this year. AMD's has gained 63%.

But past performance is no guarantee of future results. The burning question on every semiconductor investor's mind is whether AMD or Taiwan Semi (also known as TSMC) is the better investment right now.

So let's figure it out.

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Source Fool.com