Portal 2 Vulkan vs. OpenGL Performance
AMD Ryzen 9 5950X 16-Core testing with a ASUS ROG CROSSHAIR VIII HERO (WI-FI) (3202 BIOS) and AMD Radeon RX 5600 OEM/5600 XT / 5700/5700 8GB on Ubuntu 20.10 via the Phoronix Test Suite.


RX 5700 XT: 

	Processor: AMD Ryzen 9 5950X 16-Core @ 6.92GHz (16 Cores / 32 Threads), Motherboard: ASUS ROG CROSSHAIR VIII HERO (WI-FI) (3202 BIOS), Chipset: AMD Starship/Matisse, Memory: 32GB, Disk: 2000GB Corsair Force MP600 + 2000GB, Graphics: AMD Radeon RX 5600 OEM/5600 XT / 5700/5700 8GB (2100/875MHz), Audio: AMD Navi 10 HDMI Audio, Monitor: ASUS MG28U, Network: Realtek RTL8125 2.5GbE + Intel I211 + Intel Wi-Fi 6 AX200

	OS: Ubuntu 20.10, Kernel: 5.11.0-sched (x86_64), Desktop: GNOME Shell 3.38.2, Display Server: X Server 1.20.9, OpenGL: 4.6 Mesa 21.1.0-devel (git-824ae64 2021-02-01 groovy-oibaf-ppa) (LLVM 11.0.1), Vulkan: 1.2.145, Compiler: GCC 10.2.0, File-System: ext4, Screen Resolution: 3840x2160


Portal 2
Resolution: 1920 x 1080 - Renderer: OpenGL
Frames Per Second > Higher Is Better
RX 5700 XT . 589.24 |==========================================================


Portal 2
Resolution: 1920 x 1080 - Renderer: Vulkan
Frames Per Second > Higher Is Better
RX 5700 XT . 853.52 |==========================================================


Portal 2
Resolution: 2560 x 1440 - Renderer: OpenGL
Frames Per Second > Higher Is Better
RX 5700 XT . 586.06 |==========================================================


Portal 2
Resolution: 2560 x 1440 - Renderer: Vulkan
Frames Per Second > Higher Is Better
RX 5700 XT . 711.49 |==========================================================


Portal 2
Resolution: 3840 x 2160 - Renderer: OpenGL
Frames Per Second > Higher Is Better
RX 5700 XT . 440.00 |==========================================================


Portal 2
Resolution: 3840 x 2160 - Renderer: Vulkan
Frames Per Second > Higher Is Better
RX 5700 XT . 425.19 |==========================================================