NVIDIA DGX Spark

These videos cover configuration, use and thoughts around the NVIDIA DGX Spark platform

5 videos

Building a GraphRAG App: Concepts, Code, and Demo

This video walks through the concepts and implementation of a GraphRAG application, explaining what graph databases are and how they enhance language model retrieval. It also contrasts GraphRAG with vector RAG to highlight their respective strengths and applications. The walkthrough includes a detailed code review of a full-stack GraphRAG app, providing insight into its backend, graph database integration, LLM usage, and user interface.

Nov 27, 20252,644 views

13:04

Vectorizing Images with LLMs [Full Stack Deep Dive]

NVIDIA DGX Spark

This video walks through building a complete end-to-end image vectorization and similarity search system using modern AI tools, including multimodal LLMs and GPU-powered infrastructure. You'll learn how to generate image embeddings with an OpenAI model, store vectors efficiently with ChromaDB, and integrate LLM microservices for semantic search, all while exploring the architecture and full demo of the solution.

Nov 20, 20251,402 views

37:19

From Text to SQL: Fine-Tuning Phi-4-Mini-Instruct with LoRA and PyTorch (Deep Dive)

NVIDIA DGX Spark

This video walks through the full workflow of fine-tuning the Phi-4-Mini-Instruct model using LoRA and PyTorch, covering how to format custom training data, code a fine-tuning script, run jobs in a Docker container, merge fine-tuned adapters, and quantize the model for efficient local or edge device operation. Viewers will gain hands-on experience with these techniques applicable to any CUDA-based environment.

Nov 09, 2025955 views

5:10

Running OpenAI’s GPT-OSS-20B Locally with Open WebUI (Full Setup Guide)

NVIDIA DGX Spark

This video walks through the process of setting up OpenAI’s GPT-OSS-20B locally using Docker and Open WebUI, allowing viewers to experiment with a large language model on their own hardware. You'll learn how to create a Docker container, set up NVIDIA Sync for macOS, and download and run the model on various types of machines, including desktop-class systems like the NVIDIA DGX Spark.

Nov 03, 20256,193 views

5:47

NVIDIA DGX Spark — the data-center-grade AI lab that fits on your desk, but is it right for you?

NVIDIA DGX Spark

This video walks through the NVIDIA DGX Spark, detailing its hardware specifications and value proposition for AI system development. It explores how this data-center-grade AI lab fits on a desk but is tailored to specific users, providing insights into whether it meets your needs for building, testing, and deploying AI systems from prototype to production.

Oct 27, 202513,627 views