Can StarCoder2 15B run on RTX PRO 5000 Blackwell 48GB?
YES — Runs Great
StarCoder2 15B needs ~18.0 GB VRAM. RTX PRO 5000 Blackwell 48GB has 48.0 GB. With Q5_K_M quantization, expect ~116 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
116.4 tok/s
TTFT
1663 ms
Safe context
16K
Memory
18.0 GB / 48.0 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 | 116.4 tok/s | 907 ms | 16K |
| Coding | C | Runs well | 116.4 tok/s | 1663 ms | 16K |
| Agentic Coding | C | Runs well | 116.4 tok/s | 2419 ms | 16K |
| Reasoning | C | Runs well | 116.4 tok/s | 1966 ms | 16K |
| RAG | C | Runs well | 116.4 tok/s | 3024 ms | 16K |
Quantization options
How StarCoder2 15B (15B params) fits at each quantization level on RTX PRO 5000 Blackwell 48GB (48.0 GB usable).
| Quant | Bits | VRAM | Quality | Fit |
|---|---|---|---|---|
Q2_K | 2 | 5.9 GB | Low | C43 |
Q3_K_S | 3 | 7.4 GB | Low | C44 |
NVFP4 | 4 | 8.4 GB | Medium | C44 |
Q4_K_M | 4 | 9.2 GB | Medium | C44 |
Q5_K_M | 5 | 10.8 GB | High | C44 |
Q6_K | 6 | 12.3 GB | High | C45 |
Q8_0 | 8 | 16.1 GB | Very High | C46 |
F16Best for your GPU | 16 | 30.7 GB | Maximum | C49 |
Get started
Copy-paste commands to run StarCoder2 15B on your machine.
Run
docker run --rm -it ghcr.io/ggerganov/llama.cpp:full \
--hf-repo "bigcode/starcoder2-15b" \
--hf-file "starcoder2-15b-Q5_K_M.gguf" \
-c 4096 -ngl 99