Nouveau, KDE Plasma 5.14.4
Testing with open-source Nouveau GPU driver instead of the closed-source Nvidia one.

KDE Plasma 5.14.4: AMD Ryzen Threadripper 2990WX 32-Core testing with a ASUS PRIME X399-A (0808 BIOS) and NVIDIA GeForce GT 710 1GB on Slackware 14.2 x86_64 via the Phoronix Test Suite.


Nouveau: 

	Processor: AMD Ryzen Threadripper 2990WX 32-Core @ 3.30GHz (32 Cores / 64 Threads), Motherboard: ASUS PRIME X399-A (0808 BIOS), Chipset: AMD Family 17h, Memory: 64512MB, Disk: 1024GB SPCC Solid State + 120GB TOSHIBA Q300 + 248GB Cruzer Glide 3.0 + Samsung SSD 970 EVO 250GB, Graphics: NVIDIA NV106 1GB, Audio: NVIDIA GK208 HDMI/DP, Monitor: LG Ultra HD, Network: Intel I211 Gigabit Connection

	OS: Slackware 14.2 x86_64, Kernel: 4.19.15 (x86_64), Desktop: KDE Plasma 5.14.4, Display Server: X Server 1.20.3, Display Driver: nouveau 1.0.15, OpenGL: 4.3 Mesa 18.3.1, Compiler: GCC 8.2.0 + Clang 7.0.1 + LLVM 7.0.1, File-System: btrfs, Screen Resolution: 3840x2160

KDE Plasma 5.14.4: 

	Processor: AMD Ryzen Threadripper 2990WX 32-Core @ 3.30GHz (32 Cores / 64 Threads), Motherboard: ASUS PRIME X399-A (0808 BIOS), Chipset: AMD Family 17h, Memory: 64512MB, Disk: 1024GB SPCC Solid State + 120GB TOSHIBA Q300 + Samsung SSD 970 EVO 250GB, Graphics: NVIDIA GeForce GT 710 1GB (954/900MHz), Audio: NVIDIA GK208 HDMI/DP, Monitor: LG Ultra HD, Network: Intel I211 Gigabit Connection

	OS: Slackware 14.2 x86_64, Kernel: 4.19.14 (x86_64), Desktop: KDE Plasma 5.14.4, Display Server: X Server 1.20.3, Display Driver: NVIDIA 415.25, OpenGL: 4.6.0, Vulkan: 1.1.84, Compiler: GCC 8.2.0 + Clang 7.0.1 + LLVM 7.0.1, File-System: btrfs, Screen Resolution: 3840x2160


GpuTest 0.7.0
Test: GiMark - Resolution: 800 x 600 - Mode: Windowed
Points > Higher Is Better
Nouveau ........... 201 |=================================
KDE Plasma 5.14.4 . 333 |======================================================


GpuTest 0.7.0
Test: Plot3D - Resolution: 800 x 600 - Mode: Windowed
Points > Higher Is Better
Nouveau ........... 12102 |====================================================
KDE Plasma 5.14.4 . 9157  |=======================================


GpuTest 0.7.0
Test: Furmark - Resolution: 800 x 600 - Mode: Windowed
Points > Higher Is Better
Nouveau ........... 269 |========================================
KDE Plasma 5.14.4 . 362 |======================================================


GpuTest 0.7.0
Test: TessMark - Resolution: 800 x 600 - Mode: Windowed
Points > Higher Is Better
Nouveau ........... 661  |=========================
KDE Plasma 5.14.4 . 1429 |=====================================================


GpuTest 0.7.0
Test: Triangle - Resolution: 800 x 600 - Mode: Windowed
Points > Higher Is Better
Nouveau ........... 44777 |==================================
KDE Plasma 5.14.4 . 69423 |====================================================


GpuTest 0.7.0
Test: Pixmark Piano - Resolution: 800 x 600 - Mode: Windowed
Points > Higher Is Better
Nouveau ........... 131 |=====================
KDE Plasma 5.14.4 . 334 |======================================================


GpuTest 0.7.0
Test: Pixmark Volplosion - Resolution: 800 x 600 - Mode: Windowed
Points > Higher Is Better
Nouveau ........... 354 |============================
KDE Plasma 5.14.4 . 693 |======================================================