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Red Hat Shrinks GLM-5.3-Flash to 4-Bit for NVIDIA Blackwell GPUs

Red Hat AI shipped an NVFP4 quantization of Z.ai's 320B GLM-5.3-Flash, shrinking the model to run on vLLM with FP4 activations while holding reasoning benchmarks near the original.

Red Hat Shrinks GLM-5.3-Flash to 4-Bit for NVIDIA Blackwell GPUs
Source
AlphaSignal
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Author
AlphaSignal Newsroom
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1 min read

Red Hat AI shipped an NVFP4 quantization of Z.ai's 320B GLM-5.3-Flash, shrinking the model to run on vLLM with FP4 activations while holding reasoning benchmarks near the original.

Reporting is indexed from AlphaSignal. Rights remain with the original publisher and cited sources.

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