We have many questions about OWC's new Stack AI speed booster
OWC has introduced the Stack AI, a device designed to enhance local processing of large AI models by expanding GPU memory via Thunderbolt 5. The product aims to address the memory limitations faced by users of Mac computers when running large language models. While details on pricing and specifications are still pending, OWC plans to showcase the Stack AI at the upcoming Computex Taipei trade show.
- ▪The OWC Stack AI is designed to extend the GPU memory of Mac computers using Thunderbolt 5 connectivity.
- ▪It aims to facilitate local processing of large language models, addressing both memory limitations and privacy concerns associated with cloud-based models.
- ▪OWC plans to support various AI applications and agents, with initial compatibility for Windows and Linux, and Mac support expected later.
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News We have many questions about OWC's new Stack AI speed booster Mike Wuerthele and Malcolm Owen 0 e-mail BlueSky Mastodon X Facebook Reddit Wed May 27 2026, 11:01 AM EDT · 3 minute read OWC AI Stack - Image Credit: OWC The OWC Stack AI promises to make local processing of large LLMs easier by somehow inflating your Mac's GPU memory across Thunderbolt. We have questions. The majority of the AI industry consists of the big AI players, including OpenAI, Perplexity, and Anthropic, among others. However, using them can become expensive, especially for people with massive workloads and enterprise clients. One way to trim the bills is to bring it locally, with AI models being used on a computer instead of a server. The problem there is the expense of the hardware needed for it.
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