CostaBox
Gaming, development, and local LLM inference in one box
Gamer, developer, or student who wants a do-everything PC with Costa OS / $900-$1,300
Total VRAM
12GB
GPUs
1x RTX 3060 12GB (used)
Chassis
Lian Li A3-mATX + Thermaltake Smart 500W 80+
Form Factor
Mini Tower
PCIe
PCIe 4.0
Starting at
$999
Model Compatibility
7B
13B
24B-35B
70B
122B
400B+
Sweet spot: 7B-13B models with CUDA acceleration
Stretch: 24B at q4 quantization
Notes
•Used RTX 3060. Cosmetic wear possible, full functionality verified
•12GB VRAM limits model size. 13B comfortable, 27B requires aggressive quantization
•Budget components. Not a premium build, but a solid daily driver
⚡Standard 120V outlet. 500W PSU. Total draw ~300W under load.
PCIe: Gen4 GPU on modern AM4 platform: Clean fit
Upgrade path: CostaBox Pro or Foundry Lite CB-24
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UPS Ground, calculated at checkout
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Need something different? Contact sales for a custom build