Category: Design
-
SMT Offers a Choice Between Single-Thread and Total Throughput
Symmetric multithreading (SMT) may up total CPU throughput, but it slows each thread. It offers a valuable choice between total and single-thread performance.
-
You Would Think There’s a Single Optimal Heterogenous Multicore Configuration for Power, Performance, or Area
AMD’s blend of Zen 4 and Zen 4c cores in Phoenix 2 seems optimal, but the variety of heterogeneous multicore configurations in the wild suggests there’s no consensus optimum.