Llama 3.1 8B needs ~10.4 GB VRAM. RTX 4500 Ada 24GB has 24.0 GB. With Q4_K_M quantization, expect ~75 tok/s.
Operating mode
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
75.2 tok/s
TTFT
2575 ms
Safe context
127K
Memory
10.4 GB / 24.0 GB
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.
| Workload | Grade | Fit | Decode | TTFT | Context |
|---|---|---|---|---|---|
| Chat | A | Runs well | 75.2 tok/s | 1405 ms | 127K |
| Coding | A | Runs well | 75.2 tok/s | 2575 ms | 127K |
| Agentic Coding | A | Runs well | 75.2 tok/s | 3746 ms | 127K |
| Reasoning | A | Runs well | 75.2 tok/s | 3043 ms | 127K |
| RAG | A | Runs well | 75.2 tok/s | 4682 ms | 127K |
How Llama 3.1 8B (8B params) fits at each quantization level on RTX 4500 Ada 24GB (24.0 GB usable).
| Quant | Bits | VRAM | Quality | Fit |
|---|---|---|---|---|
Q2_K | 2 | 3.1 GB | Low | B66 |
Q3_K_S | 3 | 3.9 GB | Low | B66 |
NVFP4 | 4 | 4.5 GB | Medium | B66 |
Q4_K_M | 4 | 4.9 GB | Medium | B66 |
Q5_K_M | 5 | 5.8 GB | High | B67 |
Q6_K | 6 | 6.6 GB | High | B67 |
Q8_0 | 8 | 8.6 GB | Very High | B69 |
F16Best for your GPU | 16 | 16.4 GB | Maximum | A71 |
Copy-paste commands to run Llama 3.1 8B on your machine.
Run
ollama run llama3.1Your hardware
| Model | Params | Grade | Decode | Capabilities |
|---|---|---|---|---|
| 30.5B | S | 51.6 tok/s | ||
| 27B | S | 22.4 tok/s | ||
| 27B | S | 22.4 tok/s | ||
| 30B | S | 53.4 tok/s | ||
| 9B | S | 66.8 tok/s |
Yes, RTX 4500 Ada 24GB can run Llama 3.1 8B with a A grade (Runs well). Expected decode speed: 75.2 tok/s.
Llama 3.1 8B (8B parameters) requires approximately 10.4 GB of memory with Q4_K_M quantization.
The recommended quantization for Llama 3.1 8B is Q4_K_M, which balances quality and memory efficiency.
On RTX 4500 Ada 24GB, Llama 3.1 8B achieves approximately 75.2 tokens per second decode speed with a time-to-first-token of 2575ms using Q4_K_M quantization.
For coding workloads, Llama 3.1 8B on RTX 4500 Ada 24GB receives a A grade with 75.2 tok/s and 127K context.
On RTX 4500 Ada 24GB, Llama 3.1 8B can safely use up to 127K tokens of context. The model's official context limit is 128K, but available memory constrains the safe maximum.
Paste this snippet into any page to show a live fit card.
<iframe src="https://willitrunai.com/embed/llama-3.1-8b-on-rtx-4500-ada-24gb" width="400" height="180" frameborder="0" style="border:none;border-radius:12px;overflow:hidden;" title="Will It Run AI — fit result"></iframe>
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