Architect's technical teardown: VRAM capacity, memory bandwidth, TDP, and AI throughput — compared head-to-head for local LLM workloads.
The Blackwell prosumer sweet spot. GDDR7 bandwidth delivers exceptional tokens-per-second for 30B+ parameter models in a single-GPU configuration.
The ultimate local LLM server. With massive unified memory, it effortlessly hosts 70B+ parameter models at lightning speeds with unbeatable thermal efficiency.
| Metric | NVIDIA GeForce RTX 5080 | Apple Mac Studio (M4 Ultra) |
|---|---|---|
| VRAM | 16GB | 128GB |
| Memory Bandwidth | 960 GB/s | 820 GB/s |
| AI Throughput (TOPS) | 1801 | 220 |
| TDP (Power Draw) | 360W | 200W |
| Est. Price | $1,349.99 | $3,999.99 |