Can starcoder2 15b i1 run on RTX 5090 32GB?
YES — Runs Great
starcoder2 15b i1 needs ~15.3 GB VRAM. RTX 5090 32GB has 32.0 GB. With Q4_K_M quantization, expect ~131 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
131.2 tok/s
TTFT
1475 ms
Safe context
168K
Memory
15.3 GB / 32.0 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 | 131.2 tok/s | 805 ms | 168K |
| Coding | C | Runs well | 131.2 tok/s | 1475 ms | 168K |
| Agentic Coding | C | Runs well | 131.2 tok/s | 2146 ms | 168K |
| Reasoning | C | Runs well | 131.2 tok/s | 1744 ms | 168K |
| RAG | C | Runs well | 131.2 tok/s | 2683 ms | 168K |
Quantization options
How starcoder2 15b i1 (15B params) fits at each quantization level on RTX 5090 32GB (32.0 GB usable).
| Quant | Bits | VRAM | Quality | Fit |
|---|---|---|---|---|
Q2_K | 2 | 5.9 GB | Low | C44 |
Q3_K_S | 3 | 7.4 GB | Low | C44 |
NVFP4 | 4 |
Get started
Copy-paste commands to run starcoder2 15b i1 on your machine.
Run
lms load hf-mradermacher--starcoder2-15b-i1-gguf && lms server start