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Oct 2026

AES8001 400G AI Data Center Switch NCCL Benchmark: Up to 98.4% Ideal Busbw over RoCEv2

AES8001 NCCL Benchmark Report

Download the full report: test topology, switch configs (WRED/ECN, PFC, BGP), results from 1 GB to 8 TB, and PFC/ECN behavior under 1:1, 4:3, 2:1 and 4:1 oversubscription.

400G SwitchNCCL BenchmarkRoCEv2

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