Can I Run IBM Granite 4.0 on NVIDIA RTX 6000 Ada Generation?

Written by Jakub Rusinowski · Last updated August 15, 2026

Yes, comfortably — Granite 4.0 Small-H 32B-A9B at Q4_K_M needs 22 GB at 8K context (19.3 GB weights + 2.7 GB KV cache/overhead), leaving ~26 GB of the NVIDIA RTX 6000 Ada Generation's 48 GB, at ~107 tok/s (est.), with room for up to 64K context.

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NVIDIA RTX 6000 Ada Generation 48GB
48 GB VRAM · 300 W board power
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NVIDIA RTX 6000 Ada Generation Specs

VRAM48 GB
Memory Bandwidth960 GB/s

Granite 4.0 Small-H 32B-A9B on the NVIDIA RTX 6000 Ada Generation: VRAM by quantization

QuantVRAM neededFits 48 GB?Max contextWhole PC
F1666.6 GB✗ No——
Q8_036.6 GB✓ Yes32K—
Q6_K28.9 GB✓ Yes64K—
Q5_K_M25.3 GB✓ Yes64K—
Q4_K_M22 GB✓ Yes64K—
Q3_K_M16.3 GB✓ Yes128K—
Q2_K13.2 GB✓ Yes128K—

Assumes an 8K-token context with an f16 KV cache, on an estimated architecture — this model publishes no config we can read. A longer window needs more; a quantized KV cache needs less. “Max context” is the largest window that still fits in 48 GB. Figures are estimates from parameter count, quantization and memory bandwidth — the analyzer lets you tune KV-cache quant and context.

Context costs VRAM too. At Q4_K_M on the NVIDIA RTX 6000 Ada Generation: 8K 22 GB · 32K 27.5 GB · 128K 49.6 GB ✗. Past 128K it no longer fits 48 GB — a q8_0 KV cache buys roughly half of that back, which the calculator will price for you.

No compatible GPU? Granite 4.0 Small-H 32B-A9B on 24 GB of system RAM, CPU only: runs.

IBM Granite 4.0 Sizes That Fit the NVIDIA RTX 6000 Ada Generation (at 8K context)

Granite 4.0 Small-H 32B-A9BQ4_K_M · 22 GB at 8K context · ~107 tok/s (est.)
Buy vs. rent IBM Granite 4.0
Buy the GPU
~$6,799
NVIDIA RTX 6000 Ada Generation · MSRP
Rent by the hour
from $0.34/hr
RTX 4090 (24 GB) class

At 2 hrs/day, buying (~$6,799) beats renting at $0.34/hr after about 27.8 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.

FAQ

Can I run IBM Granite 4.0 on the NVIDIA RTX 6000 Ada Generation?

Yes, comfortably — Granite 4.0 Small-H 32B-A9B at Q4_K_M needs 22 GB at 8K context (19.3 GB weights + 2.7 GB KV cache/overhead), leaving ~26 GB of the NVIDIA RTX 6000 Ada Generation's 48 GB, at ~107 tok/s (est.), with room for up to 64K context.

What's the best IBM Granite 4.0 size for the NVIDIA RTX 6000 Ada Generation?

Granite 4.0 Small-H 32B-A9B at Q4_K_M quantization needs 22 GB at 8K context (19.3 GB weights + 2.7 GB KV cache/overhead), estimated ~107 tokens/sec, up to 64K context.

IBM Granite 4.0 on Other GPUs

Popular Models on the NVIDIA RTX 6000 Ada Generation

VRAM Tier

Troubleshooting

Buying Guide

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