GPU comparison
AMD Ryzen AI Max+ 395 “Strix Halo” (128GB) vs NVIDIA DGX Spark (GB10, 128GB) for local LLMs
How the two stack up for running open-source LLMs locally — memory, bandwidth, price, and how many of the 34 tracked models each one can run.
| AMD Ryzen AI Max+ 395 “Strix Halo” (128GB) | NVIDIA DGX Spark (GB10, 128GB) | |
|---|---|---|
| Memory | 128.0 GB | 128.0 GB |
| Bandwidth | 256 GB/s | 273 GB/s |
| Price (approx) | $2,999 | $4,699 |
| LLMs it runs | 30 of 34 | 30 of 34 |
| Best model it runs | Gemma 4 31B · 10–15 tok/s | Gemma 4 31B · 11–16 tok/s |
The AMD Ryzen AI Max+ 395 “Strix Halo” (128GB) and NVIDIA DGX Spark (GB10, 128GB) run the same set of tracked models; pick on price and ecosystem. The NVIDIA DGX Spark (GB10, 128GB) has more memory bandwidth (273 GB/s), so it generates tokens faster at the same model and quant.