mem
AMD Ryzen 9 3900X 12-Core testing with a Gigabyte AB350N-Gaming WIFI-CF (F42a BIOS) and AMD Radeon RX 56/64 8GB on Antergos rolling via the Phoronix Test Suite.


3400: 

	Processor: AMD Ryzen 9 3900X 12-Core @ 3.80GHz (12 Cores / 24 Threads), Motherboard: Gigabyte AB350N-Gaming WIFI-CF (F42a BIOS), Chipset: AMD Starship/Matisse, Memory: 16384MB, Disk: Samsung SSD 970 EVO 500GB, Graphics: AMD Radeon RX 56/64 8GB (1590/800MHz), Audio: AMD Vega 10 HDMI Audio, Monitor: Acer XF270H + SMS27A650 + BenQ XL2720Z, Network: Realtek RTL8111/8168/8411 + Intel 3165

	OS: Antergos rolling, Kernel: 5.2.11-zen1-1-zen (x86_64), Display Server: X Server 1.20.5, Display Driver: amdgpu 19.0.1, OpenGL: 4.5 Mesa 19.1.5 (LLVM 8.0.1), Vulkan: 1.1.90, Compiler: GCC 9.1.0 + Clang 8.0.1 + LLVM 8.0.1, File-System: ext4, Screen Resolution: 5760x1080

3400-1866@FCLK: 

	Processor: AMD Ryzen 9 3900X 12-Core @ 3.80GHz (12 Cores / 24 Threads), Motherboard: Gigabyte AB350N-Gaming WIFI-CF (F42a BIOS), Chipset: AMD Starship/Matisse, Memory: 16384MB, Disk: Samsung SSD 970 EVO 500GB, Graphics: AMD Radeon RX 56/64 8GB (1590/800MHz), Audio: AMD Vega 10 HDMI Audio, Monitor: Acer XF270H + SMS27A650 + BenQ XL2720Z, Network: Realtek RTL8111/8168/8411 + Intel 3165

	OS: Antergos rolling, Kernel: 5.2.11-zen1-1-zen (x86_64), Display Server: X Server 1.20.5, Display Driver: amdgpu 19.0.1, OpenGL: 4.5 Mesa 19.1.5 (LLVM 8.0.1), Vulkan: 1.1.90, Compiler: GCC 9.1.0 + Clang 8.0.1 + LLVM 8.0.1, File-System: ext4, Screen Resolution: 5760x1080

3466: 

	Processor: AMD Ryzen 9 3900X 12-Core @ 3.80GHz (12 Cores / 24 Threads), Motherboard: Gigabyte AB350N-Gaming WIFI-CF (F42a BIOS), Chipset: AMD Starship/Matisse, Memory: 16384MB, Disk: Samsung SSD 970 EVO 500GB, Graphics: AMD Radeon RX 56/64 8GB (1590/800MHz), Audio: AMD Vega 10 HDMI Audio, Monitor: Acer XF270H + SMS27A650 + BenQ XL2720Z, Network: Realtek RTL8111/8168/8411 + Intel 3165

	OS: Antergos rolling, Kernel: 5.2.11-zen1-1-zen (x86_64), Display Server: X Server 1.20.5, Display Driver: amdgpu 19.0.1, OpenGL: 4.5 Mesa 19.1.5 (LLVM 8.0.1), Vulkan: 1.1.90, Compiler: GCC 9.1.0 + Clang 8.0.1 + LLVM 8.0.1, File-System: ext4, Screen Resolution: 5760x1080

3533: 

	Processor: AMD Ryzen 9 3900X 12-Core @ 3.80GHz (12 Cores / 24 Threads), Motherboard: Gigabyte AB350N-Gaming WIFI-CF (F42a BIOS), Chipset: AMD Starship/Matisse, Memory: 16384MB, Disk: Samsung SSD 970 EVO 500GB, Graphics: AMD Radeon RX 56/64 8GB (1590/800MHz), Audio: AMD Vega 10 HDMI Audio, Monitor: Acer XF270H + SMS27A650 + BenQ XL2720Z, Network: Realtek RTL8111/8168/8411 + Intel 3165

	OS: Antergos rolling, Kernel: 5.2.11-zen1-1-zen (x86_64), Display Server: X Server 1.20.5, Display Driver: amdgpu 19.0.1, OpenGL: 4.5 Mesa 19.1.5 (LLVM 8.0.1), Vulkan: 1.1.90, Compiler: GCC 9.1.0 + Clang 8.0.1 + LLVM 8.0.1, File-System: ext4, Screen Resolution: 5760x1080


RAMspeed SMP 3.5.0
Type: Copy - Benchmark: Integer
MB/s > Higher Is Better
3400 ........... 25797 |===================================================
3400-1866@FCLK . 27377 |=======================================================
3466 ........... 26393 |=====================================================
3533 ........... 27600 |=======================================================


RAMspeed SMP 3.5.0
Type: Copy - Benchmark: Floating Point
MB/s > Higher Is Better
3400 ........... 26427 |=====================================================
3400-1866@FCLK . 26780 |======================================================
3466 ........... 27127 |======================================================
3533 ........... 27451 |=======================================================