Side‑by‑side overview of popular local AI machines. We only list benchmarks when they’re linked to public sources.
| System | Type | Price | Memory | GPU / SoC | Architecture | Form Factor | Benchmarks |
|---|---|---|---|---|---|---|---|
| Apple M5 Max (128GB) | Laptop | TBD | 128 GB Unified | Apple M5 Max | Apple Silicon | 14–16" laptop | Apple MLX research benchmarks · LocalLLaMA M5 Max benchmarks |
| Apple M4 Max (128GB) | Laptop | TBD | 128 GB Unified | Apple M4 Max | Apple Silicon | 14–16" laptop | Apple MLX research (M4 vs M5 comparison) |
| Apple M3 Ultra (Mac Studio) | Desktop workstation | TBD | 192 GB Unified | Apple M3 Ultra | Apple Silicon | Mac Studio | MacStories MLX benchmarks (Qwen3-235B-A22B) · LocalLLaMA M3 Ultra benchmarks |
| NVIDIA DGX Spark | Desktop workstation | ~$3,000 (community-reported) | 128 GB Unified | NVIDIA Blackwell (integrated) | Blackwell | Small desktop | NVIDIA blog (official benchmarks) · ServeTheHome review · StorageReview benchmarks · Signal65 first look · LocalLLaMA community benchmarks |
| RTX 5090 Workstation (expected) | Desktop workstation | TBD | TBD GB GDDR7 | NVIDIA RTX 5090 | Blackwell | ATX desktop | — |
| RTX 4090 Workstation (24GB) | Desktop workstation | TBD | 24 GB GDDR6X | NVIDIA RTX 4090 | Ada Lovelace | ATX desktop | LLM inference benchmarks (llama.cpp) · Open LLM Benchmarks (dual 4090) |