u/Aggravating-Ad4971 — reddlx

I’m sharing my experience with the LYNK+ system on my MSI Ventus RTX 5090 to highlight how critical fan quality is for modular liquid cooling.

The Initial Mistake

When I first installed the LYNK+ radiator (visible in the second photo), I opted for budget Thermalright fans, assuming they would be sufficient for the 360mm surface area. I was wrong. Under load, I was seeing:

GPU Core: 67°C

Memory: 76°C

I initially suspected a mounting issue or poor thermal paste application, but after a full teardown and re-inspection, everything was seated perfectly.

The Solution: High-Static Pressure Fans

I swapped the budget fans for 3x Phanteks T30 Ultimates (shown in the first photo). The performance leap was immediate and substantial:

GPU Core: 55°C (12°C drop)

Memory: 65°C (11°C drop)

The LYNK+ radiator is dense; it requires high-static pressure to move air effectively through the fins. Cheap fans simply can't overcome that resistance.

Final Recommendations

If your LYNK+ isn't hitting the thermal targets you expected, look at your fans before blaming the pump or the block. My plan is to add three more T30s for a push-pull configuration to see if I can shave off a few more degrees.

Top Tier Suggestions:

Phanteks T30 Ultimate: Best overall performance if you have the clearance.

Arctic P12 Max/Pro: Excellent price-to-performance ratio for those on a tighter budget.

Summary: Don't pair a premium cooling solution with entry-level fans. You’ll be leaving significant performance on the table.