Launching on October 13th
Sapphire's RX 6600 non-XT has been listed in Europe with price set at €590, and it appears these will be available on October 13th.
Nitro+ and Pulse series
Sapphire has unveiled a few more details about its upcoming custom Radeon RX 6800 graphics cards, that will be coming as Nitro+ and Pulse series.
Should be cheaper than Nitro+
Sapphire has now officially confirmed that according to earlier pictures, the RX Vega 56 Pulse will be officially available as of February 12 and according to the specifications, it should be cheaper than the Nitro+ version: