Build Your Own AI server
Jun Yamog
@jkyamogAbout
I’m Jun. I started with PCs as a kid, long before it was my career. I’ve spent decades in tech, building real things. My wife and kids encouraged me to share what I know, so you’ll find my projects, notes, and mistakes here. I hope it helps, and I’m here to learn from you too.
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Video Description
I built a DIY AI server to see how far a home setup can go without a DGX or a pricey custom workstation. This video covers the options, the parts I chose (and why), and real benchmarks across LLMs, image generation, and ML training. Chapters (timestamps): 00:00 Intro 00:54 AI server options 01:29 Parts: Motherboard 02:24 Parts: CPU 02:48 Parts: RAM 02:56 Parts: Cooling 03:18 Parts: PSU 03:28 Parts: GPU 04:33 LLM Benchmarks: gpt‑oss 20B (parallel) 06:04 LLM Benchmarks: gpt‑oss 20B (single‑request) 07:28 LLM Benchmarks: gpt‑oss 120B (sharded) 08:20 Image Gen Benchmarks: FLUX.1 dev 09:48 ML Training Benchmarks: ResNet50 11:19 Cost comparison 12:09 Wrap‑up & plans 14:18 Extra stuff / credits Corrections: 08:22 FLUX.1 isn’t a Stable Diffusion model but it’s a transformer-based, rectified-flow diffusion model. 10:18 not a GPU, but this is Nvidia's Grace CPU. Wrong image. Related Videos: https://youtu.be/AL7C5yCx6FM Deep Dives with Christina — https://youtu.be/SeXXQ-HLU2I Ways to support: Subscribe -- https://www.youtube.com/c/JunYamog?sub_confirmation=1 Videos Mentioned: @theNittyGritty — Why I am not gonna buy the NVIDIA DGX Spark https://youtu.be/R197j4x82SM?si=I4gP83lSoigvi7Db @DigitalSpaceport — INSANE Home AI Server - Quad 3090 Build https://youtu.be/JN4EhaM7vyw?si=j5ADHOjQW_ztqmIS References: gpt-oss - https://openai.com/index/introducing-gpt-oss/ vLLM - https://docs.vllm.ai/en/latest/ llama.cpp - https://github.com/ggml-org/llama.cpp nVidia GenAI-Perf - https://docs.nvidia.com/deeplearning/triton-inference-server/user-guide/docs/perf_benchmark/genai_perf.html Apple MLX - https://opensource.apple.com/projects/mlx/ ML Training ResNet50 (forked from M Bourke's benchmarks and added torch discributed for multi GPU runs) - https://github.com/jkyamog/mac-ml-speed-test/blob/main/pytorch_test_computer_vision_cifar100.py If you’d rather buy than build, check out Bizon Tech (not sponsored) — https://bizon-tech.com/deep-learning-ai-workstation Motion 5 animations by Simple Video Making (not sponsored) — https://simplevideomaking.com/
AI Server Build Must-Haves
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Crucial 64GB DDR5 RAM, 5600MHz (or 5200MHz or 4800MHz) Desktop Memory Kit, UDIMM 288-Pin, Compatible with 13th Gen Intel Core and AMD Ryzen 7000 - CT2K32G56C46U5
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SAMSUNG 870 EVO SATA III SSD 4TB 2.5” Internal Solid State Drive, Upgrade PC or Laptop Memory and Storage for IT Pros, Creators, Everyday Users, MZ-77E4T0B/AM [Canada Version]

Samsung 990 EVO Plus - 4TB PCIe Gen4. X4, Gen5. X2 NVMe 2.0 - M.2 Internal SSD, Speed Up to 7,250 MBs, Upgrade Storage for PC-Laptops, HMB Technology and Intelligent Turbowrite (MZ-V9S4T0B/AM)
![SAMSUNG 870 EVO SATA SSD 500GB 2.5” Internal Solid State Drive, Upgrade PC or Laptop Memory and Storage for IT Pros, Creators, Everyday Users, MZ-77E500B/AM [Canada Version]](https://m.media-amazon.com/images/I/911ujeCkGfL._AC_UL960_FMwebp_QL65_.jpg)
SAMSUNG 870 EVO SATA SSD 500GB 2.5” Internal Solid State Drive, Upgrade PC or Laptop Memory and Storage for IT Pros, Creators, Everyday Users, MZ-77E500B/AM [Canada Version]
![SAMSUNG T9 4TB Portable SSD, USB 3.2 Gen. 2x2, Black, Upto 2000MB/s Read Speed - MU-PG4T0B/AM [Canada Version]](https://m.media-amazon.com/images/I/71EESd1deTL._AC_UL960_FMwebp_QL65_.jpg)
SAMSUNG T9 4TB Portable SSD, USB 3.2 Gen. 2x2, Black, Upto 2000MB/s Read Speed - MU-PG4T0B/AM [Canada Version]

EVGA 1000 GQ, 80+ GOLD 1000W, Semi Modular, EVGA ECO Mode, 5 Year Warranty, Power Supply 210-GQ-1000-V1,Black

BOSGAME Linux Mini PC, Intel 12th N100 16GB DDR4 RAM 512GB SSD Linux Server Computers Preinstalled Ubuntu 22.04,Support 4K Triple Display/USB3.2/WiFi 5/2.5GbE

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