Can falcon mamba 7b instruct Q4 K M run on RX 6950 XT 16GB?
YES — Runs Great
falcon mamba 7b instruct Q4 K M needs ~7.6 GB VRAM. RX 6950 XT 16GB has 16.0 GB. With Q4_K_M quantization, expect ~90 tok/s.
Operating mode
Choose the run profile you care about
Interactive favors responsiveness, while light API and scale-out lean harder on serving readiness. The fit stays the same, but the recommendation lens changes.
Current mode
Balanced
Balanced for general local use. Keeps the ranking neutral across personal and serving workflows.
Select quantization to explore
Fit status
Runs well
Decode
90.0 tok/s
TTFT
2152 ms
Safe context
180K
Memory
7.6 GB / 16.0 GB
Memory breakdown
See how fast it feels
What limits this setup
This setup is broadly balanced for this model.
No major red flags
This recommendation has enough memory headroom and acceptable estimated speed for the selected workload.
Best improvement path
Performance by workload
| Workload | Grade | Fit | Decode | TTFT | Context |
|---|---|---|---|---|---|
| Chat | C | Runs well | 90.0 tok/s | 1174 ms | 180K |
| Coding | C | Runs well | 90.0 tok/s | 2152 ms | 180K |
| Agentic Coding | C | Runs well | 90.0 tok/s | 3130 ms | 180K |
| Reasoning | C | Runs well | 90.0 tok/s | 2543 ms | 180K |
| RAG | C | Runs well | 90.0 tok/s | 3912 ms | 180K |
Quantization options
How falcon mamba 7b instruct Q4 K M (7B params) fits at each quantization level on RX 6950 XT 16GB (16.0 GB usable).
| Quant | Bits | VRAM | Quality | Fit |
|---|---|---|---|---|
Q2_K | 2 | 2.7 GB | Low | C47 |
Q3_K_S | 3 | 3.4 GB | Low | C47 |
NVFP4 | 4 |
Get started
Copy-paste commands to run falcon mamba 7b instruct Q4 K M on your machine.
Run
lms load hf-tiiuae--falcon-mamba-7b-instruct-q4-k-m-gguf && lms server start