Apple M4 Max (128GB) vs RTX 5090 for local LLMs
The Apple M4 Max (128GB) runs more models well (57 vs 49 of 69), thanks to its 128 GB of memory. On models that fit both, the RTX 5090 should be about 228% faster, because generation speed follows memory bandwidth (1792 vs 546 GB/s).
Apple M4 Max (128GB)
- 128 GB unified memory
- 546 GB/s bandwidth
- 57/69 models run well
- Varies by configuration
NVIDIA RTX 5090
- 32 GB VRAM
- 1792 GB/s bandwidth
- 49/69 models run well
- $1,999 at launch
Prices are US launch prices (MSRP) for comparison; street prices change daily. Links go to Amazon, where we earn a commission at no cost to you.
Every model, side by side
Best quant that fits and estimated speed at 8K context.