Google tested the chips on six different neural network inference applications, representing 95 percent of all such applications in Google’s data centers. The applications tested include DeepMind AlphaGo, the system that defeated Lee Sedol at Go in a five-game match last year.
The company tested the TPUs against hardware that was released around roughly the same time to try and get an apples-to-apples performance comparison. It’s possible that newer hardware would at least narrow the performance gap.
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