CompatNest Compatibility Matrix
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Is GeForce RTX 4080 Super Compatible with Corsair CX550M?

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The Quick Verdict

No, the GeForce RTX 4080 Super recommends at least 750W, while the Corsair CX550M only supplies 550W. Heavy GPU boost transients will likely trigger safety OCP shutdown.

Primary Device GPU

GeForce RTX 4080 Super

Brand: NVIDIA

Technical Properties:
{"TDP":"320W","Connector":"1x 16-pin 12VHPWR"}
Paired Hardware PSU

Corsair CX550M

Brand: Corsair

Technical Properties:
{"Wattage":"550W","Efficiency":"80 Plus Bronze"}

Technical Analysis & Architecture

The GeForce RTX 4080 Super draws approximately 320W under maximum gaming loads. Pairing it with Corsair CX550M leaves 230W for CPU and system memory.

Power, Wattage & Thermal Requirements

GPU TDP: 320W | Recommended PSU: 750W | Available PSU Output: 550W.

Connectors, Pinouts & Ports

1x 16-pin 12VHPWR (Requires 8-pin adapter splitter)

Frequently Asked Questions

Will Corsair CX550M cause bottleneck or shut down with GeForce RTX 4080 Super?

Yes, peak transients exceed maximum rail capacity.

Do I need an adapter cable?

Yes, use the 8-pin adapter included with GPU.