← AI Hashrate 中文

Can RX 7700 XT 12GB run Laguna S 2.1?

AMD · 12 GB GDDR6 · 432 GB/s bandwidth · Poolside · 118.0B (active 8.0B) · MoE · model ctx up to 1024K

❌ No — Laguna S 2.1 Q4 needs 66.65 GB, card only has 12 GB
VRAM: 66.65 GB needed of 12 GB
FF · No FitComposite score: VRAM headroom × 0.5 + tok/s speed × 0.5. Q4 @ 8K context.
ROCM
Your GPU won't fit Laguna S 2.1, but runs these similar models: Qwen3-8B, Qwen2.5-7B-Instructor☁️ Rent on RunPod from ~$0.50/hr
Estimates from memory-bandwidth formula; rows marked "measured" override. Methodology.

Fit & speed by quant and context

QuantContextVRAM neededFits?tok/s (decode)
Q44K66.65 GBNo
Q48K default67.4 GBNo
Q432K71.9 GBNo
FP164K237.75 GBNo
FP168K default238.5 GBNo
FP1632K243.0 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 neededRX 7700 XT 12GB VRAM
Q464.9 GB1.5 GB1 GB67.4 GB12 GB
FP16236.0 GB1.5 GB1 GB238.5 GB12 GB

Other GPUs that run Laguna S 2.1

All GPUs for Laguna S 2.1 →

Other models for the RX 7700 XT 12GB

All models on the RX 7700 XT 12GB →