Written by Jakub Rusinowski · Last updated July 21, 2026
Yes, comfortably — you'll have ~32 GB of headroom running Cosmos 3 Nano at BF16 (32 GB, ~10 tok/s (est.)).
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| VRAM | 64 GB unified memory |
| Memory Bandwidth | 307 GB/s |
| Quant | VRAM needed | Fits 64 GB? | Max context |
|---|---|---|---|
| F16 | 33.5 GB | ✓ Yes | 16K |
| Q8_0 | 18.5 GB | ✓ Yes | 16K |
| Q6_K | 14.6 GB | ✓ Yes | 16K |
| Q5_K_M | 12.9 GB | ✓ Yes | 16K |
| Q4_K_M | 11.2 GB | ✓ Yes | 16K |
| Q3_K_M | 8.3 GB | ✓ Yes | 16K |
| Q2_K | 6.8 GB | ✓ Yes | 16K |
VRAM needed assumes a 4K-token context with an f16 KV cache; “Max context” is the largest window that still fits in 64 GB of unified memory. Figures are estimates from parameter count, quantization and memory bandwidth — the analyzer lets you tune KV-cache quant and context.
| Cosmos 3 Nano | BF16 · 32 GB · ~10 tok/s (est.) |
| Cosmos 3 Edge | BF16 · 8 GB · ~34 tok/s (est.) |
At 2 hrs/day, buying (~$1,999) beats renting at $0.55/hr after about 5.0 years.
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Cloud rates verified 2026-07 — estimates, and marketplace prices vary. Buying price is GPU MSRP only, not a full PC.
Yes, comfortably — you'll have ~32 GB of headroom running Cosmos 3 Nano at BF16 (32 GB, ~10 tok/s (est.)).
Cosmos 3 Nano at BF16 quantization (32 GB), estimated ~10 tokens/sec.
| Size | VRAM | Verdict | Speed |
|---|---|---|---|
| Cosmos 3 Super | 128.0 GB | Runs at Q6_K | — |
| Cosmos 3 Nano | 32.0 GB | Runs | ~10 tok/s |
| Cosmos 3 Edge | 8.0 GB | Runs | ~34 tok/s |
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