Written by Jakub Rusinowski · Last updated August 15, 2026
No — IBM Granite 4.0 doesn't fit the AMD Radeon RX 9060 XT 8GB's 8 GB; you're short by ~4.2 GB even at Q2_K. The cheapest card that runs it is the NVIDIA GeForce RTX 4090 (24 GB).
| VRAM | 8 GB |
| Memory Bandwidth | 320 GB/s |
| Quant | VRAM needed | Fits 8 GB? | Max context |
|---|---|---|---|
| F16 | 65.7 GB | ✗ No | — |
| Q8_0 | 35.7 GB | ✗ No | — |
| Q6_K | 28 GB | ✗ No | — |
| Q5_K_M | 24.4 GB | ✗ No | — |
| Q4_K_M | 21 GB | ✗ No | — |
| Q3_K_M | 15.4 GB | ✗ No | — |
| Q2_K | 12.2 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 IBM Granite 4.0 variant requires more VRAM than the AMD Radeon RX 9060 XT 8GB provides (8 GB).
NVIDIA GeForce RTX 4090 (24 GB VRAM).
IBM Granite 4.0 needs ~19 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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Cloud rates verified 2026-07 — estimates, and marketplace prices vary. Buying price is GPU MSRP only, not a full PC.
No — IBM Granite 4.0 doesn't fit the AMD Radeon RX 9060 XT 8GB's 8 GB; you're short by ~4.2 GB even at Q2_K. The cheapest card that runs it is the NVIDIA GeForce RTX 4090 (24 GB).
The NVIDIA GeForce RTX 4090 (24 GB VRAM) is the cheapest upgrade that fits it.
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