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Azure for example will sell you an 8 vCPU x64 VM for more than an 8 vCPU ARM VM, but the ARM VM vCPUs are entire physical cores, whereas the Intel-compatible VM
by jiggawatts 4y ago
Azure for example will sell you an 8 vCPU x64 VM for more than an 8 vCPU ARM VM, but the ARM VM vCPUs are entire physical cores, whereas the Intel-compatible VM vCPUs are hyperthreads. So you get more cores and more cache for less money with ARM. For some workloads this makes a big difference.
- neonsunset 4y agoWhile true, the ampere cores are weaker than intel/amd ones. It remains a question of how much juice you get out of such vCPUs vs Ampere at capacity. Graviton 3 OTOH is much closer in terms of performance to what is usually offered in Xeon / Epyc.