Silverstone Extreme 850R Platinum 850W

A 850W unit with 80+ efficiency certification and full cabling. It uses the SFX form factor — confirm your case lists SFX support. 850W covers a 300W+ flagship GPU plus a high-end CPU with margin to spare. A dependable power supply protects everything downstream, and efficiency tiers are a decent proxy for overall build quality.

Expect to pay around $221.67, which lands it among premium options. Use the PlanMyPC system builder to verify it works alongside your other components and to watch live retailer pricing. Silverstone backs the product through its standard warranty channels; check the listing for region-specific terms.