Written by Jakub Rusinowski · Last updated July 12, 2026
No — Nemotron Cascade 2 doesn't fit the NVIDIA GeForce RTX 3080 (10GB)'s 10 GB; you're short by ~1.6 GB even at Q2_K. The cheapest card that runs it is the AMD Radeon RX 7900 XT (20 GB).
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| VRAM | 10 GB |
| Memory Bandwidth | 760 GB/s |
| Quant | VRAM needed | Fits 10 GB? | Max context |
|---|---|---|---|
| F16 | 61.7 GB | ✗ No | — |
| Q8_0 | 33.6 GB | ✗ No | — |
| Q6_K | 26.3 GB | ✗ No | — |
| Q5_K_M | 23 GB | ✗ No | — |
| Q4_K_M | 19.8 GB | ✗ No | — |
| Q3_K_M | 14.5 GB | ✗ No | — |
| Q2_K | 11.6 GB | ✗ No | — |
VRAM needed assumes a 4K-token context with an f16 KV cache; “Max context” is the largest window that still fits in 10 GB. Figures are estimates from parameter count, quantization and memory bandwidth — the analyzer lets you tune KV-cache quant and context.
Every Nemotron Cascade 2 variant requires more VRAM than the NVIDIA GeForce RTX 3080 (10GB) provides (10 GB).
AMD Radeon RX 7900 XT (20 GB VRAM).
Nemotron Cascade 2 needs ~18 GB but this GPU has 10 GB. Rent a RTX 4090 (24 GB)-class GPU by the hour instead of buying one:
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No — Nemotron Cascade 2 doesn't fit the NVIDIA GeForce RTX 3080 (10GB)'s 10 GB; you're short by ~1.6 GB even at Q2_K. The cheapest card that runs it is the AMD Radeon RX 7900 XT (20 GB).
The AMD Radeon RX 7900 XT (20 GB VRAM) is the cheapest upgrade that fits it.
← Can I Run It? | Nemotron Cascade 2 Model Page | NVIDIA GeForce RTX 3080 (10GB) GPU Page | Check Your Hardware