I have installed Cinnamon initially. And then install Mate as a second desktop from Synaptic package Manager.
The weird thing is Cinnamon works perfectly fine but Mate DE has tearing issue during scrolling and playing video file.
Here's the hardware info.
inxi -F
System: Host: Mint Kernel: 4.15.0-20-generic x86_64 bits: 64 Desktop: Cinnamon 3.8.8
Distro: Linux Mint 19 Tara
Machine: Device: desktop Mobo: ASUSTeK model: PRIME B250M-C v: Rev X.0x serial: N/A
UEFI: American Megatrends v: 0609 date: 04/14/2017
CPU: Quad core Intel Core i7-7700 (-MT-MCP-) cache: 8192 KB
clock speeds: max: 3600 MHz 1: 3587 MHz 2: 3175 MHz 3: 2715 MHz 4: 3580 MHz 5: 3165 MHz 6: 3126 MHz
7: 3231 MHz 8: 3055 MHz
Graphics: Card: NVIDIA GP108
Display Server: x11 (X.Org 1.19.6 ) driver: nvidia Resolution: 1920x1080@60.00hz
OpenGL: renderer: GeForce GT 1030/PCIe/SSE2 version: 4.6.0 NVIDIA 390.48
Audio: Card-1 Intel 200 Series PCH HD Audio driver: snd_hda_intel Sound: ALSA v: k4.15.0-20-generic
Card-2 NVIDIA GP108 High Definition Audio Controller driver: snd_hda_intel
Card-3 Cubeternet driver: USB Audio
Network: Card: Intel Ethernet Connection (2) I219-V driver: e1000e
IF: enp0s31f6 state: up speed: 1000 Mbps duplex: full mac: 60:45:cb:8a:fa:*
Drives: HDD Total Size: 4188.9GB (24.4% used)
ID-1: /dev/sda model: INTEL_SSDSC2BF18 size: 180.0GB
Partition: ID-1: / size: 20G used: 12G (64%) fs: ext4 dev: /dev/sda6
ID-2: /home size: 35G used: 6.6G (20%) fs: ext4 dev: /dev/sda8
ID-3: swap-1 size: 3.37GB used: 0.00GB (0%) fs: swap dev: /dev/sda7
RAID: No RAID devices: /proc/mdstat, md_mod kernel module present
Sensors: System Temperatures: cpu: 29.8C mobo: 27.8C gpu: 42C
Fan Speeds (in rpm): cpu: 0
Info: Processes: 265 Uptime: 1:39 Memory: 1053.1/7924.3MB Client: Shell (bash) inxi: 2.3.56