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Various SM120 improvements (#19721)

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Brayden Zhong
2026-03-03 19:46:13 -05:00
committed by GitHub
parent a69b943356
commit e2af840c3d
5 changed files with 92 additions and 15 deletions
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docs/references/environment_variables.md
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@@ -120,7 +120,7 @@ SGLang supports various environment variables that can be used to configure its
| `SGLANG_NVFP4_CKPT_FP8_GEMM_IN_ATTN` | Quantize q_b_proj from BF16 to FP8 when launching DeepSeek NVFP4 checkpoint | `false` |
| `SGLANG_MOE_NVFP4_DISPATCH` | Use nvfp4 for moe dispatch (on flashinfer_cutlass or flashinfer_cutedsl moe runner backend) | `"false"` |
| `SGLANG_NVFP4_CKPT_FP8_NEXTN_MOE` | Quantize moe of nextn layer from BF16 to FP8 when launching DeepSeek NVFP4 checkpoint | `false` |
| `SGLANG_ENABLE_FLASHINFER_FP8_GEMM` (deprecated) | Use flashinfer kernels when running blockwise fp8 GEMM on Blackwell GPUs. **DEPRECATED**: Please use `--fp8-gemm-backend=flashinfer_trtllm` instead. | `false` |
| `SGLANG_ENABLE_FLASHINFER_FP8_GEMM` (deprecated) | Use flashinfer kernels when running blockwise fp8 GEMM on Blackwell GPUs. **DEPRECATED**: Please use `--fp8-gemm-backend=flashinfer_trtllm` (SM100/SM103) or `--fp8-gemm-backend=flashinfer_cutlass` (SM120/SM121 and newer) instead. | `false` |
| `SGLANG_SUPPORT_CUTLASS_BLOCK_FP8` (deprecated) | Use Cutlass kernels when running blockwise fp8 GEMM on Hopper or Blackwell GPUs. **DEPRECATED**: Please use `--fp8-gemm-backend=cutlass` instead. | `false` |