I have been testing graphics out put on 4 linux distros my conlusion is kaos has the best output by far I have been using youtube as the test base all 3 browsers firefox,google chrome and qupzilla all have excellent graphics, the output on all kaos browsers is vey good thanks kaos
heres my inxi

[grumpy@ron-pc ~]$ inxi -G
Graphics:  Card: NVIDIA GP106 [GeForce GTX 1060 6GB]
           Display Server: x11 (X.Org 1.19.3 )
           drivers: nvidia (unloaded: modesetting,vesa)
           Resolution: 2560x1440@59.95hz
           OpenGL: renderer: GeForce GTX 1060 6GB/PCIe/SSE2
           version: 4.5.0 NVIDIA 384.59
stem:    Host: ron-pc Kernel: 4.12.7-1-next x86_64 bits: 64
           Desktop: KDE Plasma 5.10.4 Distro: KaOS (2017)
Machine:   Device: desktop Mobo: ASRock model: Z270 Taichi serial: N/A                                                                    
           UEFI: American Megatrends v: P2.10 date: 05/09/2017       
Battery    hidpp__0: charge: N/A condition: NA/NA Wh                 
           hidpp__1: charge: N/A condition: NA/NA Wh                 
CPU:       Quad core Intel Core i7-7700K (-HT-MCP-)                  
           cache: 8192 KB                                            
           clock speeds: max: 4500 MHz 1: 799 MHz 2: 799 MHz         
           3: 4364 MHz 4: 799 MHz 5: 799 MHz 6: 799 MHz 7: 799 MHz   
           8: 799 MHz                                                
Graphics:  Card: NVIDIA GP106 [GeForce GTX 1060 6GB]                 
           Display Server: x11 (X.Org 1.19.3 )                       
           drivers: nvidia (unloaded: modesetting,vesa)              
           Resolution: 2560x1440@59.95hz                             
           OpenGL: renderer: GeForce GTX 1060 6GB/PCIe/SSE2          
           version: 4.5.0 NVIDIA 384.59                              
Audio:     Card-1 C-Media CMI8788 [Oxygen HD Audio]                  
           driver: snd_virtuoso                                      
           Card-2 NVIDIA GP106 High Def. Audio Controller            
           driver: snd_hda_intel                                     
           Card-3 Logitech Webcam Pro 9000 driver: USB Audio         
           Sound: ALSA v: k4.12.7-1-next                             
Network:   Card-1: Intel Ethernet Connection (2) I219-V              
           driver: e1000e                                            
           IF: enp0s31f6 state: down mac: 70:85:c2:3b:59:af          
           Card-2: Intel Wireless 3160 driver: iwlwifi               
           IF: wlp7s0 state: up mac: f4:06:69:ee:5b:dd               
           Card-3: Intel I211 Gigabit Network Connection             
           driver: igb                                               
           IF: enp8s0 state: down mac: 70:85:c2:3b:5a:13             
Drives:    HDD Total Size: 1220.3GB (1.9% used)
           ID-1: /dev/sda model: KINGSTON_SA400S3 size: 240.1GB
           ID-2: /dev/sdb model: Samsung_SSD_840 size: 250.1GB
           ID-3: /dev/sdc model: Samsung_SSD_850 size: 250.1GB
           ID-4: /dev/sdd model: INTEL_SSDSC2BW24 size: 240.1GB
           ID-5: /dev/sde model: INTEL_SSDSC2BW24 size: 240.1GB
Partition: ID-1: / size: 51G used: 7.7G (16%)
           fs: xfs dev: /dev/sdd2
           ID-2: /boot size: 512M used: 45M (9%)
           fs: vfat dev: /dev/sdd1
           ID-3: /home size: 162G used: 1.3G (1%)
           fs: xfs dev: /dev/sdd3
           ID-4: swap-1 size: 2.15GB used: 0.00GB (0%)
           fs: swap dev: /dev/sda3
           ID-5: swap-2 size: 0.03GB used: 0.00GB (0%)
           fs: swap dev: /dev/sda4
           ID-6: swap-3 size: 11.98GB used: 0.00GB (0%)
           fs: swap dev: /dev/sdd4
Sensors:   System Temperatures: cpu: 43.0C mobo: N/A
           Fan Speeds (in rpm): cpu: N/A
Info:      Processes: 246 Uptime: 2 min Memory: 1250.9/64392.3MB
           Client: Shell (bash) inxi: 2.3.36