Nodes/ComfyUI-HSWQ-Quantizer/ZIT HSWQ FP8 Quantizer (Spec-aligned)
ComfyUI Node

ZIT HSWQ FP8 Quantizer (Spec-aligned)

Quantize a ZIT/NextDiT model to FP8 using HSWQ calibration stats.

By Shiba-2-shiba·Created 6 months ago·Updated 4 months ago· 3
ZIT HSWQ FP8 Quantizer (Spec-aligned)
  • model
  • model
stats_pathoutput/zit_hswq_stats/zit_calib_session_01.pt
keep_ratio0.25
bins8192
num_candidates1000
refinement_iterations10
scaledfalse
inject_comfy_metadatatrue
log_levelBasic
CategoryZIT/Quantization

Inputs (9)

NameTypeDefaultDescription
modelMODEL
stats_pathSTRINGoutput/zit_hswq_stats/zit_calib_session_01.pt
keep_ratioFLOAT0.250–1
binsINT8192512–65536
num_candidatesINT100050–5000
refinement_iterationsINT100–30
scaledBOOLEANfalse
inject_comfy_metadataBOOLEANtrue
log_levelCOMBOBasic3 options: Basic, Verbose, Debug

Outputs (1)

NameTypeDescription
modelMODEL