Qwen3.8 125B (6B active) Flash-Next
on 3× NVIDIA RTX 3090 · Strata
Summary
User reports around 100 t/s running Qwen3.8 Flash-Next with QFN on Strata using 3x RTX 3090 at PCIe 4.0 x16 each.
Setup is Strata with QFN quant on three RTX 3090s.
User asks for advice on adding a fourth RTX 3090, considering PCIe bifurcation or a motherboard upgrade, and is concerned about x8 performance impact on Strata.