RX 6900 XT is $130.00 less expensive than RTX 3090, while offering comparable throughput.
| Spec | RX 6900 XT | RTX 3090 |
|---|---|---|
| VRAM | 16GB | 24GB |
| Cores | 5,120 | 10,496 |
| TDP | 300W | 350W |
| Architecture | RDNA 2 | Ampere |
| Lowest price | $969.00 | $1,099.00 |
| Model | Quantization | RX 6900 XT | RTX 3090 |
|---|---|---|---|
| meta-llama/Llama-3.2-1B-Instruct | Q4 | 109.00 tok/s | 191.64 tok/s |
| ibm-granite/granite-3.3-2b-instruct | Q4 | 108.96 tok/s | 196.55 tok/s |
| WeiboAI/VibeThinker-1.5B | Q4 | 108.77 tok/s | 184.26 tok/s |
| unsloth/gemma-3-1b-it | Q4 | 108.16 tok/s | 189.53 tok/s |
| bigcode/starcoder2-3b | Q4 | 107.89 tok/s | 174.50 tok/s |