RTX A4000H
NVIDIA
16GB VRAM · 448 GB/s bandwidth · 19.2 FP16 TFLOPS · 140W TDP
The RTX A4000H has 16GB of VRAM with 448 GB/s memory bandwidth and 19.2 TFLOPS FP16 compute. At Q4 quantization, it can comfortably run Gemma 3 4B (138 tok/s), Qwen 2.5 7B (73 tok/s), Llama 3.1 8B (69 tok/s). Models larger than ~27B parameters won't fit even at Q4. Electricity cost is approximately $15/month at 140W TDP.
What LLMs can you run?
| Model | Params | Q4 Weight | Fit | Decode |
|---|---|---|---|---|
| Gemma 3 4B | 4.0B | 2 GB | comfortable | 138 tok/s |
| Qwen 2.5 7B | 7.6B | 4 GB | comfortable | 73 tok/s |
| Llama 3.1 8B | 8.0B | 4 GB | comfortable | 69 tok/s |
| Mistral Small 24B | 24.0B | 12 GB | tight | 23 tok/s |
| Gemma 3 27B | 27.4B | 14 GB | won't fit | |
| Qwen 2.5 Coder 32B | 32.5B | 16 GB | won't fit | |
| Llama 3.3 70B | 70.6B | 35 GB | won't fit | |
| Qwen 2.5 72B | 72.7B | 36 GB | won't fit | |
| Llama 3.1 405B | 405B | 202 GB | won't fit | |
| DeepSeek R1 671B | 671B | 336 GB | won't fit |
Similar GPUs
| GPU | VRAM | BW | TFLOPS | TDP |
|---|---|---|---|---|
| Quadro RTX 5000 | 16GB | 448 GB/s | 22.3 | 230W |
| GeForce RTX 5060 Ti 16 GB | 16GB | 448 GB/s | 23.7 | 180W |
| RTX A4000 | 16GB | 448 GB/s | 19.2 | 140W |
| Radeon Instinct MI25 | 16GB | 436 GB/s | 24.6 | 300W |
| Arc A770 | 16GB | 512 GB/s | 39.3 | 225W |
Compare with another GPU
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