Resizable BAR aka SAM disabled for Radeon RX 6800/6900 XT. I will do a dedicated comparison once the feature will be available on RTX 3000 GPU's later this month. System Spec: CPU: AMD Ryzen 9 5900X @ Stock Motherboard: ASUS TUF GAMING X570-PLUS RAM: 4x8GB Trident Z 3466MHz CL16 @ 3800 MHz CL16-17-16-34-324 GPU: Sapphire Radeon RX 6800 XT NITRO OC - Stock performance Bios GPU: MSI GeForce RTX 3080 SUPRIM X - Stock performance bios GPU: Powercolor Radeon RX 6900 XT Red Devil - Stock performance bios GPU: ASUS GeForce RTX 3090 Strix OC - Stock performance bios CPU Cooler: Corsair iCUE H150i PRO XT RGB Corsair HX1000 - 1000W Platinum AMD Driver: Adrenalin 2020 Edition Nvidia Driver: Hardware Accelerated GPU Scheduling enabled for all NVIDIA GPU Recorded using capture card and second PC, zero performance loss. 10 Games 1080p 1440p 4K: 0:00 - Hitman 3 | 1080p 0:42 - Hitman 3 | 1440p 1:22 - Hitman 3 | 4k 2:03 - Cy
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