Home › GPUs & Macs › AMD Instinct MI50 vs AMD Radeon RX 7900 XTX
AMD Instinct MI50 vs AMD Radeon RX 7900 XTX for local LLMs
Across 2 tests measured on both, the AMD Radeon RX 7900 XTX is faster in 2 and generates a median 1.82× the tokens/s of the AMD Instinct MI50.
On Llama 2 7B (Q4_0, llama-bench) the AMD Instinct MI50 generates 118 tokens/s and the AMD Radeon RX 7900 XTX 191 tokens/s (measured).
Same model, same quant, same test
| Model | Quant / test | Instinct MI50 tok/s | Radeon RX 7900 XTX tok/s | Faster | Sources and run details |
|---|---|---|---|---|---|
| Llama 2 7B | Q4_0 llama-bench | 118 Vulkan | 191 Vulkan | Radeon RX 7900 XTX +62% | llama.cpp #10879 Instinct MI50 · llama.cpp #10879 Radeon RX 7900 XTX |
| Qwen2.5 14B Instruct | Q4_K_M LocalScore | 12.9 llamafile | 26.8 llamafile | Radeon RX 7900 XTX +108% | LocalScore Instinct MI50 · LocalScore Radeon RX 7900 XTX |
Generation speed in tokens/s, best measured backend for each chip (shown under the number). Backends can differ between the two chips; check them before drawing conclusions. Measured results only, nothing estimated.
Specs
| AMD Instinct MI50 | AMD Radeon RX 7900 XTX | |
|---|---|---|
| Memory | 32 GB | 24 GB |
| Memory bandwidth | 1024 GB/s | 960 GB/s |
All results for the AMD Instinct MI50 · All results for the AMD Radeon RX 7900 XTX · More comparisons