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Design AI/LLM workstation builds from real PC parts, with compatibility checks and benchmarked tok/s ratings.

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Build guide

Fine-tune Workstation

64GB RAM and RTX 4090 for LoRA fine-tuning on 8B–14B models.

Budget

$4,800

Profile

FINE TUNING

Target model

Qwen 2.5 14B

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Performance

ESTIMATED

66.3tok/s

56.4–76.2 tok/s decode on Qwen 2.5 14B

Value: 13.81 tok/s per $1k

Parts list

GPU
NVIDIA GeForce RTX 4090
$1,599.99
CPU
AMD Ryzen 9 7950X
$549.99
Motherboard
ASUS ROG STRIX X670E-E GAMING WIFI
$499.99
RAM
G.Skill Trident Z5 64GB (2x32GB) DDR5-6000
$179.99
Storage
Samsung 990 PRO 2TB NVMe
$179.99
PSU
Corsair RM1000x (2021) 1000W 80+ Gold
$169.99
Case
Fractal Design Meshify 2
$149.99
Cooler
NZXT Kraken X73 360mm AIO
$199.99