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Cheapest PC for AI Coding

A PC for local AI coding assistants — running code models behind tools like Continue or Cline. Longer context needs more VRAM, which these builds account for.

$8,144 total, reference prices

Anchored on Qwen2.5-Coder 7B, a representative model for this workload. Every part is picked on technical fit — the reasoning is shown for each. Compatibility: Unknown.

Graphics Card
PNY VCQRTX8000-PB

The most VRAM available here (48 GB) — maximum context and headroom, well above the ~6 GB this model needs.

$3,297
Processor
AMD Threadripper 3990X

The AMD Threadripper 3990X handles heavy multitasking, data prep, and CPU-side tokenization alongside a top GPU.

$2,700
Motherboard
Asus TUF GAMING X570-PLUS (WI-FI)

Matches the CPU socket (AM4) and DDR4 memory; a solid value board with room to expand.

Memory
Corsair Vengeance LPX 16 GB

This model wants about 16 GB of system RAM; the 16 GB DDR4 kit covers it with headroom for the OS and offload.

Storage
Crucial P3 Plus

2 TB of NVMe — local model files are large (tens of GB each), and NVMe keeps load times short.

CPU Cooler
Asus ROG STRIX LC 360 RGB GUNDAM

Keeps the CPU cool and quiet under sustained load; compatible with the chosen socket.

$1,621
Power Supply
Cooler Master V SFX Platinum

Estimated system draw is about 758 W; the 1100 W unit leaves headroom for GPU power spikes and efficiency.

Case
NZXT H9 Flow (2023)

Fits the motherboard form factor and has clearance for the graphics card (435 mm).

Open this build & buy the parts

Totals are the sum of current reference prices, not live retailer pricing. Component choices are made on technical fit only. We may earn a commission when you buy through links on this site. It never changes the price you pay, and it never affects which hardware we recommend. Learn more.