I Ran Hy4 770B Locally for 48 Hours... Local AI is the Frontier! 🤯

I Ran Hy4 770B Locally for 48 Hours... Local AI is the Frontier! 🤯

🎙 xCreate 👥 26K 📅 September 5, 2026 ⏱ 22 min 👁 7K 📄 review 🧭 2026-09-10
Available in: English (current) Français

Keywords

Hy4local inferencequantizationbenchmarkcode generation

Summary

The video by xCreate presents a hands-on local test of Tencent’s Hy4 Preview model (780B parameters) on a Mac Studio with M3 Ultra and 512 GB RAM. The author compares standard Q4 and optimized INF quantizations, measuring memory usage (404 vs 424 GB) and generation speeds (~9.5-9.8 tokens/s). He performs various tasks: solar system simulation, procedural faces, nuclear bomb visualization, racing game, spaceship laser combat, flight simulator, Red Dead Redemption-style demo, theme park simulator, go-karting, 3D city, and horror shooter. Results show that thinking enabled often produces more complete and visually refined outputs, with token counts ranging from 4,000 to 51,000. The INF edition demonstrates fewer runtime errors and better performance in some cases. The model is noted for its Apache 2.0 license, making it commercially friendly. The video concludes that Hy4 is a promising frontier model despite being in preview, and recommends it for local AI enthusiasts.

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Critical Evaluation

Value of the Information & Strength of the Argument

The video provides substantial empirical value, offering detailed observations and metrics on the model’s performance across varied tasks. The argumentation is based on direct testing, with specific examples of successes and failures, and comparisons between quantizations. However, the methodology is informal, and results are not systematically replicated. The author’s enthusiasm is balanced with acknowledgments of bugs and limitations.

Scientific Rigor, Source Quality, Title Accuracy

The video cites Tencent’s official benchmarks and links to the inferencerlabs Hugging Face repository and the inferencer application. It also references companion videos for context. The scientific rigor is limited by the lack of controlled experiments and peer review, but the empirical data is presented transparently. The title matches the content well, as the video indeed spends 48 hours (in total) running the model locally and showcases the results.

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Title / Content Match

Title accurately describes the content: running Hy4 locally for extended periods and testing its capabilities.

Quality & Reliability

7/10

The video presents hands-on tests with quantitative data (token counts, speed, memory) and references Tencent's benchmarks, but relies on personal testing and lacks peer review.

Chapters

Cited Sources

Concurring Sources

External References

Contribution & Novelties

The video offers a practical, detailed look at running a frontier-scale model locally, highlighting the trade-offs between quantization variants and the impact of thinking mode. It contributes hands-on benchmarks and showcases the creative potential of such models in generating interactive experiences.

Pour aller plus loin :

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Radar Profile

The profile shows high information quantity and moderate technical depth, with reliability slightly lower, indicating a rich but somewhat informal source.

Reliability 6/10