← AI Hashrate 中文

Can DGX Spark (GH200 480GB) run Nanbeige4.2-3B?

NVIDIA · 480 GB LPDDR5X · 500 GB/s bandwidth · Nanbeige · 4.0B · model ctx up to 128K

✅ Yes — DGX Spark (GH200 480GB) (480 GB) can run Nanbeige4.2-3B at Q4 (8K)
VRAM: 4.08 GB needed of 480 GB
Speed: ~116.0 tok/s (estimated)
SS · ExcellentComposite score: VRAM headroom × 0.5 + tok/s speed × 0.5. Q4 @ 8K context.
CUDA
Excellent for 💬 chatExcellent for ⌨️ codingExcellent for 📋 general
Estimates from memory-bandwidth formula; rows marked "measured" override. Methodology.

Fit & speed by quant and context

QuantContextVRAM neededFits?tok/s (decode)
Q44K3.64 GBYes116.0 ± est.
Q48K default4.08 GBYes116.0 ± est.
Q432K6.7 GBYes116.0 ± est.
FP164K9.44 GBYes31.9 ± est.
FP168K default9.88 GBYes31.9 ± est.
FP1632K12.5 GBYes31.9 ± est.

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 neededDGX Spark (GH200 480GB) VRAM
Q42.2 GB0.88 GB1 GB4.08 GB480 GB
FP168.0 GB0.88 GB1 GB9.88 GB480 GB

Other GPUs that run Nanbeige4.2-3B

All GPUs for Nanbeige4.2-3B →

Other models for the DGX Spark (GH200 480GB)

All models on the DGX Spark (GH200 480GB) →