According to the latest sources, the custom card manufacturer, Power Color has just shipped out its very first review units of the Radeon RX 6900 XT Red Devil Ultimate graphics card. from what we know, the custom cards feature the fastest clock speeds ever for the Big Navi GPU.

Reports indicate that the Power Color Radeon RX 6000 Red Devil series features the new Navi 21 XTXH GPU SKU which is a variant of the Big Navi GPU featuring the highest bin possible. The Power Color Radeon RX 6900 XT Red Devil Ultimate will feature the same cooling design as the existing Red Devil cards and will come with a 16 phase power delivery with power supplied through triple 8-pin connectors.

The card also features a dual BIOS design which allows it to operate at 2135 MHz Game / 2335 MHz Boost clock with a TDP of 272W in silent mode and 2235 MHz Game / 2425 MHz Boost clock with a TDP of 303W in OC mode. The 2425 MHz Boost clock in the overclock BIOS makes the Red Devil Ultimate the fastest clocked Radeon RX 6900 XT in the market yet.

From Overclocking.com, we have heard that limit is still on board the RX 6900 XT Red Devil Ultimate which means that there’s a wall that cannot be broken, even by extreme over clockers as they were testing the card under LN2. The limit here is set to be around 3.0 GHz set around for the Navi 21 XTX GPU.

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