Review: XFX Mercury Radeon RX 7900 XTX Magnetic Air (Replaceable Fans)

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The cooler for the Radeon RX 7900 XTX and RX 7900 XT boasts a triple-fan design with 13 blades on each fan and an illuminated XFX logo on the side. The card has an oversized heatsink running through it, and there is a tiny opening on the backplate that the last fan may use to disperse hot air externally. It weighs in at close to 2kg and is  34.6 x 13.2 x 6.8cm sized. In terms of power delivery, the XFX Radeon RX 7900 XTX has a triple 8-pin connector layout. The graphics cards have a triple-slot architecture and a quad-display output that includes one HDMI 2.1 port and three DP 2.1 ports. 

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A notable technological advancement in this model is the use of Honeywell PTM7950 thermal interface material (TIM). This material is recognized for its longevity and effectiveness, extending the duration between required maintenance.

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Additionally, the graphics card features a two-phase vacuum heat transfer system, an improvement over traditional cold plate methods, which significantly enhances heat transfer capabilities.This advanced thermal management system not only prolongs the hardware's durability but also ensures that the Radeon RX 7901 XTX MagAir operates at optimal temperatures, thereby maintaining high performance under demanding conditions. 

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Another difference between the XFX and AMD's reference Radeon RX 7900 XTX and Radeon RX 7900 XT graphics cards is the lack of a USB Type-C connector, which most gamers will not need anyway. This model card has a Dual BIOS; the default BIOS that comes with the card has a reference setup. The secondary BIOS is a superior alternative solely for overclocking because it has a more higher power restriction. Based on AMD's Powerplay guidelines, the secondary BIOS is set to offer the most power possible. This BIOS, however, has not been manufacturer-qualified, and stability cannot be assured. Stability will be determined by ASIC quality. So that means the  BIOS is only for overclocking aficionados. The BIOS switch's default shipping position is closest to the I/O shield and monitor outputs. When the switch is flipped towards the power connectors, you are in the secondary BIOS mode.

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With a length just short of 35cm and a thickness of 3.5 slots, this card is big. The card price at the time of writing is unknown, but we expect $979, which sounds okay.

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