PC Build to Run Kimi K2.5 Locally (Q4_K_M)

作者： Jakub Rusinowski · 最后更新： 2026年4月15日

A complete parts list — GPU, motherboard, RAM and PSU — worked backward from Kimi K2.5's VRAM requirement at Q4_K_M. Prices are 2026 street estimates and vary.

Requirements

VRAM required~20 GB at Q4_K_M
System RAM32 GB
Estimated speed~28 tok/s
Complete build (est.)$1,849
Buy This HardwareAMD Radeon RX 7900 XTX 24GB — 24 GB VRAM · 355 W board powerDeploy 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)

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GPU: AMD Radeon RX 7900 XTX

AMD Radeon RX 7900 XTX's 24 GB covers Kimi K2.5 at Q4_K_M (~20 GB needed), with headroom.

AMD Radeon RX 7900 XTX 24GB
24 GB VRAM · 355 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: ASUS TUF Gaming B650-PLUS WIFI

B650 (AM5) — pairs with the AMD Ryzen 7 7700; DDR5, dual PCIe 4.0 x16 (x8/x8) for multi-GPU, 4 DIMM slots to 256 GB.

ASUS TUF Gaming B650-PLUS WIFI
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 32GB (2x16GB) DDR5-6000 C30 (AMD EXPO)

32 GB DDR5-6000 (2x16GB) meets Kimi K2.5's 32 GB recommended system RAM.

Corsair Vengeance 32GB (2x16GB) DDR5-6000 C30
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 AMD Radeon RX 7900 XTX (355 W) + CPU 65 W with 30% headroom (~546 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

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FAQ

What GPU do I need to run Kimi K2.5 at Q4_K_M?

AMD Radeon RX 7900 XTX's 24 GB covers Kimi K2.5 at Q4_K_M (~20 GB needed), with headroom.

How much VRAM does Kimi K2.5 need at Q4_K_M?

About 20 GB of VRAM plus 32 GB of system RAM.

What power supply does a AMD Radeon RX 7900 XTX build need?

650 W 80+ Gold covers AMD Radeon RX 7900 XTX (355 W) + CPU 65 W with 30% headroom (~546 W required).

How much does a Kimi K2.5 PC cost?

About $1,849 for a complete build (GPU, motherboard, RAM, PSU, CPU, case, SSD), at 2026 street-price estimates.

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← Budget-first build recommender | Kimi K2.5 / K2.6 / K2.7 model page | AMD Radeon RX 7900 XTX review