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Launching Cloudflare’s Gen 13 servers- trading cache for cores for 2x edge compute performance

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Cloudflare’s Gen 13 servers double our compute throughput by rethinking the balance between cache and cores. Moving to high-core-count AMD EPYC ™ Turin CPUs, we traded large L3 cache for raw compute density. By running our new Rust-based FL2 stack, we completely mitigated the latency penalty to unlock twice the performance.
March 24, 2026
hardware performance rust infrastructure
Permalink: 2026/w13/launching-cloudflares-gen-13-servers-trading-cache-for-cores

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