PC Build to Run Qwen 3 14B Locally (Q4_K_M)

Name: LLM Configurator — GPU VRAM Checker
Author: LLM Configurator

作者： Jakub Rusinowski · 最后更新： 2025年4月28日

A complete parts list — GPU, motherboard, RAM and PSU — worked backward from Qwen 3 14B's VRAM requirement at Q4_K_M. Prices are 2026 street estimates and vary.

Requirements

VRAM required	~11 GB at Q4_K_M
System RAM	32 GB
Estimated speed	~22 tok/s
Complete build (est.)	$959

Buy This HardwareNVIDIA GeForce RTX 3060 12GB — 12 GB VRAM · 170 W board power Deploy in the Cloud NowRTX 4090 on RunPod — from $0.34/hr · rate checked 2026-07

or compare on Vast.ai from $0.35/hr (typical low · varies)

As an Amazon Associate we earn from qualifying purchases. Cloud GPU links are referral links — we may earn a commission at no extra cost to you.

联盟营销声明: 本页部分链接为联盟推广链接——如果你通过它们购买，LLM Configurator 可能会获得佣金，而你无需支付任何额外费用。作为亚马逊联盟成员（Amazon Associate），LLM Configurator 会从符合条件的购买中获得收益。

GPU: NVIDIA GeForce RTX 3060 (12GB)

NVIDIA GeForce RTX 3060 (12GB)'s 12 GB covers Qwen 3 14B at Q4_K_M (~11 GB needed), a tight fit — little headroom.

NVIDIA GeForce RTX 3060 12GB

12 GB VRAM · 170 W board power

2026年价格波动较大——请以当前商品页价格为准。

在亚马逊查看价格

Motherboard: MSI MAG B550 Tomahawk

B550 (AM4) — pairs with the AMD Ryzen 5 5600; DDR4, dual PCIe 4.0 x16 (x8/x8) for multi-GPU, 4 DIMM slots to 128 GB.

MSI MAG B550 Tomahawk

2026年价格波动较大——请以当前商品页价格为准。

在亚马逊查看价格

RAM: Corsair Vengeance LPX 32GB (2x16GB) DDR4-3600 C18 PREVIEW

32 GB DDR4-3600 (2x16GB) meets Qwen 3 14B's 32 GB recommended system RAM.

32GB DDR4-3200 Kit (2x16GB)

2026年价格波动较大——请以当前商品页价格为准。

在亚马逊查看价格

PSU: Corsair RM650e (ATX 3.1)

650 W 80+ Gold covers NVIDIA GeForce RTX 3060 (12GB) (170 W) + CPU 65 W with 30% headroom (~306 W required).

Corsair RM650e (ATX 3.1)

2026年价格波动较大——请以当前商品页价格为准。

在亚马逊查看价格

Swap Alternatives

GPU: AMD Radeon RX 9060 XT 16GB — AMD Radeon RX 9060 XT 16GB's 16 GB covers Qwen 3 14B at Q4_K_M (~11 GB needed), with headroom.
GPU: NVIDIA GeForce RTX 5060 Ti 16GB — NVIDIA GeForce RTX 5060 Ti 16GB's 16 GB covers Qwen 3 14B at Q4_K_M (~11 GB needed), with headroom.
PSU: Corsair RM850e (ATX 3.1) — More headroom / future dual-GPU: 850 W 80+ Gold.

The NVIDIA GeForce RTX 3060 (12GB) is a tight fit at Q4_K_M — consider an upgrade alternative for KV-cache/context headroom.
Some component specs are marked "preview" (pending a second independent source) — see the badges.

FAQ

What GPU do I need to run Qwen 3 14B at Q4_K_M?

NVIDIA GeForce RTX 3060 (12GB)'s 12 GB covers Qwen 3 14B at Q4_K_M (~11 GB needed), a tight fit — little headroom.

How much VRAM does Qwen 3 14B need at Q4_K_M?

About 11 GB of VRAM plus 32 GB of system RAM.

What power supply does a NVIDIA GeForce RTX 3060 (12GB) build need?

650 W 80+ Gold covers NVIDIA GeForce RTX 3060 (12GB) (170 W) + CPU 65 W with 30% headroom (~306 W required).

How much does a Qwen 3 14B PC cost?

About $959 for a complete build (GPU, motherboard, RAM, PSU, CPU, case, SSD), at 2026 street-price estimates.

Qwen 3 14B at Other Quant Levels

Other Popular Build Targets

Model & GPU

More Ways to Build

← Budget-first build recommender | Qwen 3 model page | NVIDIA GeForce RTX 3060 (12GB) review