Engineering & Hardware Disclaimer
Important technical notes regarding GPU VRAM capacities, MSRP pricing, and LLM token throughput benchmarks.
1. Trademark Notice
NVIDIA, GeForce, RTX, CUDA, Hopper, and Blackwell are registered trademarks of NVIDIA Corporation. Apple, Mac Studio, MacBook Pro, Mac mini, and Apple Silicon (M2, M3, M4) are trademarks of Apple Inc. AMD, Radeon, and Instinct are trademarks of Advanced Micro Devices, Inc. Intel and Intel Arc are trademarks of Intel Corporation. Meta Llama, DeepSeek, Qwen, Mistral, Google Gemma, and Microsoft Phi are trademarks of their respective owners. QuantizationCalculator.com is an independent engineering resource and is not affiliated with or endorsed by these hardware or model vendors.
2. US ($) and UK (£) Hardware Pricing Disclaimer
Listed GPU prices reflect baseline Manufacturer Suggested Retail Prices (MSRP) or prevailing enterprise market averages in USD ($) and GBP (£). Street prices, secondary market availability, and regional VAT/sales tax vary dynamically.
3. Unified Memory Allocation on macOS
On Apple Silicon systems (M3 Ultra, M4 Max, M4 Pro), macOS reserves approximately 20% to 25% of unified memory for the operating system by default unless overridden via sudo sysctl iogpu.wired_limit_mb. Always leave at least 4–8 GB of headroom when sizing models for macOS Metal inference.