Written by Jakub Rusinowski · Last updated September 6, 2026
No — Magistral Small doesn't fit the NVIDIA GeForce RTX 3070's 8 GB; you're short by ~1.5 GB even at Q2_K. The cheapest card that runs it is the NVIDIA GeForce RTX 5080 (16 GB).
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| VRAM | 8 GB |
| Memory Bandwidth | 448 GB/s |
| Quant | VRAM needed | Fits 8 GB? | Max context |
|---|---|---|---|
| F16 | 49.6 GB | ✗ No | — |
| Q8_0 | 27.1 GB | ✗ No | — |
| Q6_K | 21.3 GB | ✗ No | — |
| Q5_K_M | 18.6 GB | ✗ No | — |
| Q4_K_M | 16.1 GB | ✗ No | — |
| Q3_K_M | 11.9 GB | ✗ No | — |
| Q2_K | 9.5 GB | ✗ No | — |
VRAM needed assumes a 4K-token context with an f16 KV cache; “Max context” is the largest window that still fits in 8 GB. Figures are estimates from parameter count, quantization and memory bandwidth — the analyzer lets you tune KV-cache quant and context.
Every Magistral Small variant requires more VRAM than the NVIDIA GeForce RTX 3070 provides (8 GB).
NVIDIA GeForce RTX 5080 (16 GB VRAM).
Magistral Small needs ~14 GB but this GPU has 8 GB. Rent a RTX 4090 (24 GB)-class GPU by the hour instead of buying one:
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No — Magistral Small doesn't fit the NVIDIA GeForce RTX 3070's 8 GB; you're short by ~1.5 GB even at Q2_K. The cheapest card that runs it is the NVIDIA GeForce RTX 5080 (16 GB).
The NVIDIA GeForce RTX 5080 (16 GB VRAM) is the cheapest upgrade that fits it.
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