Skip to content

[HIP] Tune Qwen3.8-Flash-Next MXFP4 a4w4 MoE on gfx950 and add its aux shape #6708

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Merged
yzhou103 merged 2 commits into from
Oct 26, 2026
Merged

[HIP] Tune Qwen3.8-Flash-Next MXFP4 a4w4 MoE on gfx950 and add its aux shape #6708

Show file tree
Hide file tree
Changes from all commits
Commits
Show all changes
2 commits
Select commit Hold shift + click to select a range
28eb6c3
[Config] Tune Qwen3.8-Flash-Next MXFP4 a4w4 MoE on gfx950 and add its…
ZLkanyo009 Oct 20, 2026
722791e
Merge origin/main (31729e8db) into lingzha/qwen38-flash-mxfp4-moe-tune
ZLkanyo009 Oct 26, 2026
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
16 changes: 16 additions & 0 deletions aiter/configs/model_configs/qwen3_8_flash_fp4_tuned_fmoe.csv
View file
Open in desktop
Original file line number Diff line number Diff line change
@@ -0,0 +1,16 @@
gfx,cu_num,token,model_dim,inter_dim,expert,topk,act_type,dtype,q_dtype_a,q_dtype_w,q_type,use_g1u1,doweight_stage1,block_m,ksplit,us1,kernelName1,err1,us2,kernelName2,err2,us,run_1stage,xbf16,flat,tflops,bw,_tag
gfx950,256,1,2560,640,513,11,ActivationType.Silu,torch.bfloat16,torch.float4_e2m1fn_x2,torch.float4_e2m1fn_x2,QuantType.per_1x32,1,0,16,0,0,flydsl_mxmoe_g1_a4w4_16x128x256_f16in_hpf_nt,2.5%,0,flydsl_moe2_layout_afp4_wfp4_bf16_t16x128x128_atomic_nt_sbm16,2.5%,16.28,0,0,0,6.6,0,
gfx950,256,2,2560,640,513,11,ActivationType.Silu,torch.bfloat16,torch.float4_e2m1fn_x2,torch.float4_e2m1fn_x2,QuantType.per_1x32,1,0,16,0,0,flydsl_mxmoe_g1_a4w4_16x128x256_f16in_hpf_nt_xcd4,2.3%,0,flydsl_moe2_layout_afp4_wfp4_bf16_t16x128x128_atomic_sbm16,2.3%,18.5,0,0,0,11.7,0,
gfx950,256,4,2560,640,513,11,ActivationType.Silu,torch.bfloat16,torch.float4_e2m1fn_x2,torch.float4_e2m1fn_x2,QuantType.per_1x32,1,0,16,0,0,flydsl_mxmoe_g1_a4w4_16x256x256_f16in_hpf_nt_xcd4,3.3%,0,flydsl_moe2_layout_afp4_wfp4_bf16_t16x128x128_atomic_sbm16,3.3%,27.1,0,0,0,16.0,0,
gfx950,256,8,2560,640,513,11,ActivationType.Silu,torch.bfloat16,torch.float4_e2m1fn_x2,torch.float4_e2m1fn_x2,QuantType.per_1x32,1,0,16,0,0,flydsl_mxmoe_g1_a4w4_16x128x256_f16in_hpf_nt_xcd2,3.0%,0,flydsl_moe2_layout_afp4_wfp4_bf16_t16x128x128_atomic_nt_sbm16,3.0%,39.9,0,0,0,21.7,0,
gfx950,256,16,2560,640,513,11,ActivationType.Silu,torch.bfloat16,torch.float4_e2m1fn_x2,torch.float4_e2m1fn_x2,QuantType.per_1x32,1,0,16,0,0,flydsl_mxmoe_g1_a4w4_16x256x256_f16in_hpf_nt_xcd2,3.3%,0,flydsl_moe2_layout_afp4_wfp4_bf16_t16x256x128_atomic_nt_sbm16,3.3%,64.03,0,0,0,27.0,0,
gfx950,256,32,2560,640,513,11,ActivationType.Silu,torch.bfloat16,torch.float4_e2m1fn_x2,torch.float4_e2m1fn_x2,QuantType.per_1x32,1,0,16,0,0,flydsl_mxmoe_g1_a4w4_16x128x256_f16in_nt,3.4%,0,flydsl_moe2_layout_afp4_wfp4_bf16_t16x128x128_atomic_nt_sbm16,3.4%,107.22,0,0,0,32.3,0,
gfx950,256,64,2560,640,513,11,ActivationType.Silu,torch.bfloat16,torch.float4_e2m1fn_x2,torch.float4_e2m1fn_x2,QuantType.per_1x32,1,0,16,0,0,flydsl_mxmoe_g1_a4w4_16x128x256_f16in_hpf_nt,3.2%,0,flydsl_moe2_layout_afp4_wfp4_bf16_t16x128x128_atomic_persist_nt_sbm16,3.2%,165.51,0,0,0,41.8,0,
gfx950,256,128,2560,640,513,11,ActivationType.Silu,torch.bfloat16,torch.float4_e2m1fn_x2,torch.float4_e2m1fn_x2,QuantType.per_1x32,1,0,16,0,0,flydsl_mxmoe_g1_a4w4_16x128x256_f16in_hpf_nt_xcd4,3.2%,0,flydsl_moe2_layout_afp4_wfp4_bf16_t16x128x128_atomic_sbm16,3.2%,214.69,0,0,0,64.5,0,
gfx950,256,256,2560,640,513,11,ActivationType.Silu,torch.bfloat16,torch.float4_e2m1fn_x2,torch.float4_e2m1fn_x2,QuantType.per_1x32,1,0,16,0,0,flydsl_mxmoe_g1_a4w4_16x128x256_f16in_hpf_nt,3.5%,0,flydsl_moe2_layout_afp4_wfp4_bf16_t16x128x128_atomic_nt_sbm16,3.5%,227.43,0,0,0,121.7,0,
gfx950,256,512,2560,640,513,11,ActivationType.Silu,torch.bfloat16,torch.float4_e2m1fn_x2,torch.float4_e2m1fn_x2,QuantType.per_1x32,1,0,16,0,0,flydsl_mxmoe_g1_a4w4_16x256x256_f16in_nt_xcd2,3.7%,0,flydsl_moe2_layout_afp4_wfp4_bf16_t16x256x128_atomic_persist_nt_sbm16,3.7%,240.47,0,0,0,230.2,0,
gfx950,256,1024,2560,640,513,11,ActivationType.Silu,torch.bfloat16,torch.float4_e2m1fn_x2,torch.float4_e2m1fn_x2,QuantType.per_1x32,1,0,64,0,0,flydsl_mxmoe_g1_a4w4_64x256x256_nt_xcd4,3.6%,0,flydsl_moe2_layout_afp4_wfp4_bf16_t64x256x128_atomic_sbm64,3.6%,256.4,0,0,0,431.9,0,
gfx950,256,2048,2560,640,513,11,ActivationType.Silu,torch.bfloat16,torch.float4_e2m1fn_x2,torch.float4_e2m1fn_x2,QuantType.per_1x32,1,0,64,0,0,flydsl_mxmoe_g1_a4w4_64x256x256_xcd4,3.6%,0,flydsl_moe2_layout_afp4_wfp4_bf16_t64x256x128_atomic_sbm64,3.6%,326.38,0,0,0,678.5,0,
gfx950,256,4096,2560,640,513,11,ActivationType.Silu,torch.bfloat16,torch.float4_e2m1fn_x2,torch.float4_e2m1fn_x2,QuantType.per_1x32,1,0,64,0,0,flydsl_mxmoe_g1_a4w4_64x256x256_xcd4,3.5%,0,flydsl_moe2_layout_afp4_wfp4_bf16_t64x256x128_atomic_sbm64,3.5%,450.16,0,0,0,983.9,0,
gfx950,256,8192,2560,640,513,11,ActivationType.Silu,torch.bfloat16,torch.float4_e2m1fn_x2,torch.float4_e2m1fn_x2,QuantType.per_1x32,1,0,64,0,0,flydsl_mxmoe_g1_a4w4_64x256x256_xcd4,3.6%,0,flydsl_moe2_layout_afp4_wfp4_bf16_t64x128x128_atomic_sbm64,3.6%,735.64,0,0,0,1204.2,0,
gfx950,256,16384,2560,640,513,11,ActivationType.Silu,torch.bfloat16,torch.float4_e2m1fn_x2,torch.float4_e2m1fn_x2,QuantType.per_1x32,1,0,128,0,0,flydsl_mxmoe_g1_a4w4_128x256x256_xcd4,3.5%,0,flydsl_moe2_layout_afp4_wfp4_bf16_t128x256x128_scatter_sbm128,3.5%,1117.73,0,0,0,1585.1,0,
16 changes: 16 additions & 0 deletions aiter/configs/model_configs/qwen3_8_flash_fp4_untuned_fmoe.csv
View file
Open in desktop
Original file line number Diff line number Diff line change
@@ -0,0 +1,16 @@
token,model_dim,inter_dim,expert,topk,act_type,dtype,q_dtype_a,q_dtype_w,q_type,use_g1u1,doweight_stage1
1,2560,640,513,11,ActivationType.Silu,torch.bfloat16,torch.float4_e2m1fn_x2,torch.float4_e2m1fn_x2,QuantType.per_1x32,1,0
2,2560,640,513,11,ActivationType.Silu,torch.bfloat16,torch.float4_e2m1fn_x2,torch.float4_e2m1fn_x2,QuantType.per_1x32,1,0
4,2560,640,513,11,ActivationType.Silu,torch.bfloat16,torch.float4_e2m1fn_x2,torch.float4_e2m1fn_x2,QuantType.per_1x32,1,0
8,2560,640,513,11,ActivationType.Silu,torch.bfloat16,torch.float4_e2m1fn_x2,torch.float4_e2m1fn_x2,QuantType.per_1x32,1,0
16,2560,640,513,11,ActivationType.Silu,torch.bfloat16,torch.float4_e2m1fn_x2,torch.float4_e2m1fn_x2,QuantType.per_1x32,1,0
32,2560,640,513,11,ActivationType.Silu,torch.bfloat16,torch.float4_e2m1fn_x2,torch.float4_e2m1fn_x2,QuantType.per_1x32,1,0
64,2560,640,513,11,ActivationType.Silu,torch.bfloat16,torch.float4_e2m1fn_x2,torch.float4_e2m1fn_x2,QuantType.per_1x32,1,0
128,2560,640,513,11,ActivationType.Silu,torch.bfloat16,torch.float4_e2m1fn_x2,torch.float4_e2m1fn_x2,QuantType.per_1x32,1,0
256,2560,640,513,11,ActivationType.Silu,torch.bfloat16,torch.float4_e2m1fn_x2,torch.float4_e2m1fn_x2,QuantType.per_1x32,1,0
512,2560,640,513,11,ActivationType.Silu,torch.bfloat16,torch.float4_e2m1fn_x2,torch.float4_e2m1fn_x2,QuantType.per_1x32,1,0
1024,2560,640,513,11,ActivationType.Silu,torch.bfloat16,torch.float4_e2m1fn_x2,torch.float4_e2m1fn_x2,QuantType.per_1x32,1,0
2048,2560,640,513,11,ActivationType.Silu,torch.bfloat16,torch.float4_e2m1fn_x2,torch.float4_e2m1fn_x2,QuantType.per_1x32,1,0
4096,2560,640,513,11,ActivationType.Silu,torch.bfloat16,torch.float4_e2m1fn_x2,torch.float4_e2m1fn_x2,QuantType.per_1x32,1,0
8192,2560,640,513,11,ActivationType.Silu,torch.bfloat16,torch.float4_e2m1fn_x2,torch.float4_e2m1fn_x2,QuantType.per_1x32,1,0
16384,2560,640,513,11,ActivationType.Silu,torch.bfloat16,torch.float4_e2m1fn_x2,torch.float4_e2m1fn_x2,QuantType.per_1x32,1,0
1 change: 1 addition & 0 deletions aiter/ops/moe_mxfp4_aux.py
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -55,6 +55,7 @@
(512, 4096, 512, 10),
(513, 4096, 512, 11),
(513, 8192, 256, 11),
(513, 2560, 768, 11),
(288, 4096, 1024, 8),
(288, 4096, 512, 8),
(288, 4096, 256, 8),
Expand Down
1 change: 1 addition & 0 deletions csrc/kernels/mxfp4_moe/moe_aux/codegen/gen_instances.py
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -56,6 +56,7 @@
(512, 4096, 512, 10), # Qwen3.5 TP=1
(513, 4096, 512, 11), # Qwen3.5 shared-expert variant
(513, 8192, 256, 11), # Qwen3.8 TP=8 (shared-expert variant)
(513, 2560, 768, 11), # Qwen3.8-Flash-Next TP=1 (INTER 640 pads to 768)
(512, 2048, 512, 10), # Qwen3-Coder-Next TP=1
(256, 6144, 2048, 8), # GLM-5.3 TP=1
(256, 6144, 3072, 6), # Inkling TP=1
Expand Down
17 changes: 17 additions & 0 deletions op_tests/test_mxfp4_moe_aux_codegen.py
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -2,6 +2,7 @@
# Copyright (C) 2026, Advanced Micro Devices, Inc. All rights reserved.
"""CPU-only checks for MXFP4 MoE auxiliary source generation."""

import ast
import importlib.util
import sys
import tempfile
Expand All @@ -13,6 +14,17 @@
/ "csrc/kernels/mxfp4_moe/moe_aux/codegen/gen_instances.py"
)
JIT_CACHE = Path(__file__).resolve().parents[1] / "aiter/jit/utils/jit_cache.py"
AUX_OPS = Path(__file__).resolve().parents[1] / "aiter/ops/moe_mxfp4_aux.py"


def supported_shapes():
"""`MXFP4_MOE_SUPPORTED_SHAPES`, read without importing aiter."""
for node in ast.parse(AUX_OPS.read_text()).body:
if isinstance(node, ast.Assign) and any(
getattr(t, "id", None) == "MXFP4_MOE_SUPPORTED_SHAPES" for t in node.targets
):
return set(ast.literal_eval(node.value.args[0]))
raise AssertionError("MXFP4_MOE_SUPPORTED_SHAPES not found")


def load_module(name, path):
Expand All @@ -23,6 +35,11 @@ def load_module(name, path):


class TestMxfp4MoeAuxCodegen(unittest.TestCase):
def test_supported_shapes_have_generated_instances(self):
module = load_module("mxfp4_moe_aux_codegen", GENERATOR)
missing = supported_shapes() - set(module.SHAPES)
self.assertEqual(missing, set())

def test_regeneration_removes_stale_instance_source(self):
module = load_module("mxfp4_moe_aux_codegen", GENERATOR)

Expand Down
Loading