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Can MI300X 192GB run GLM-5.2?

AMD · 192 GB HBM3 · 5300 GB/s bandwidth · Z.ai · 753.3B (active 40B) · MoE · model ctx up to 1000K

No — GLM-5.2 at Q4 needs ≈ 419.31 GB even at 4K context, beyond the MI300X 192GB's 192 GB HBM3. It would only run with heavy CPU/disk offload. Decode at Q4/8K: ≈ 49.6 tok/s (estimated, batch 1). FP16 needs ≈ 1515.6 GB — does not fit on this card. Estimates come from memory-bandwidth math; rows tagged measured override estimates. Relative ranking is more reliable than absolute tok/s. Methodology.

Fit & speed by quant and context

QuantContextVRAM neededFits?tok/s (decode)
Q44K419.31 GBNo50.5 est.
Q48K default423.31 GBNo49.6 est.
Q432K447.31 GBNo44.4 est.
FP164K1511.6 GBNo
FP168K default1515.6 GBNo
FP1632K1539.6 GBNo

Fits = weights + KV(ctx) + 1 GB overhead ≤ 95% of VRAM. Measured anchors are context-agnostic; the fit verdict is recomputed per context. A missing tok/s means the model is far beyond this card (offload-only territory).

VRAM breakdown at 8K context

QuantWeightsKV cacheOverheadTotal neededMI300X 192GB VRAM
Q4414.31 GB8.0 GB1 GB423.31 GB192 GB
FP161506.6 GB8.0 GB1 GB1515.6 GB192 GB

Other GPUs that run GLM-5.2

No catalog GPU fully fits GLM-5.2 at Q4/8K — see the model page for offload estimates.

All GPUs for GLM-5.2 →

Other models for the MI300X 192GB

All models on the MI300X 192GB →