u/westsunset

I like numbers myself so contributing.

FYI, below is formatted with AI :

Technical Benchmark: Nimo AI Mini PC - AMD Ryzen AI Max+ 395 (Strix Halo)

Sharing a comprehensive performance review of the Nimo AI Mini PC. This unit features the new Strix Halo architecture with 128GB of unified LPDDR5X memory and a 2TB SSD. Tests cover gaming (1440p), synthetic benchmarks (4K), and large-scale AI inference (128B Model).


System Specifications

  • Model: Nimo AI Mini PC
  • CPU: AMD Ryzen AI Max+ 395 (Strix Halo)
  • GPU: AMD Radeon 8060S
  • RAM: 128GB LPDDR5X (121Gi Visible)
  • Storage: 2TB NVMe SSD
  • OS: Linux Mint 22.3 / Ubuntu 24.04
  • Driver: Mesa 25.2.8 / ROCm 7.8.0

AI Inference Performance (Mistral-Medium 128B)

One of the standout features is the 128GB unified memory, allowing for ultra-large model offloading.

  • Model: Mistral-Medium-128B-Q4_K_M (~75GB)
  • Generation Speed: 1.57 tok/sec (Sustained)
  • VRAM Utilization: 79Gi (Unified Memory)
  • Peak Power: 145.0W (Prefill/Bursts)
  • Peak Noise: 46 dBA

Note: Successfully offloaded the entire 128B model to the iGPU with ~40Gi remaining for context.


Gaming & Graphics Benchmarks

DOOM Eternal (1440p Ultra Nightmare)

  • Resolution: 2560 x 1440 (1440p)
  • Preset: Ultra Nightmare (Maxed)
  • Framerate: 137 - 144 FPS (Stable / 144Hz Monitor Cap)

Unigine Superposition (4K Optimized)

  • Score: 7900
  • Average FPS: 59.1
  • Preset: 4K Optimized

Hardware Telemetry & Thermal Performance

Captured during sustained peak load (150W Power Envelope).

Idle Baseline:

  • System Power: 6.1W
  • Temperature: 40.9°C
  • Fan Noise: 27 dBA

Peak Load Performance:

  • Peak System Power: 154.1W
  • Peak GPU Temp: 88.0°C
  • Max GPU Clock: 2900 MHz
  • Peak CPU Temp: 88.5°C
  • Max CPU Load: 42.4% (Gaming)
  • Max VRAM Used: 79 GB (AI Inference)
  • Peak Fan Noise: 46 dBA

Technical Fixes Applied

To unlock the full potential of this Strix Halo unit:

  • RAM Carve-out: Adjusted BIOS UMA settings to unlock full 128GB (121Gi visible).
  • Driver Initialization: Removed amdgpu from modprobe blacklist for ROCm support.
  • Optimizations: Utilized HIPFIRE_MMQ=1 and HSA_OVERRIDE_GFX_VERSION=11.0.13.

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u/westsunset — 10 days ago