Hello my hardware has: 03:00.0 VGA compatible controller: NVIDIA Corporation GT218 [ION] (rev a2) rpm -qa | grep nvidia nvidia-detect-410.78-1.el7.elrepo.x86_64 kmod-nvidia-340xx-340.107-2.el7_6.elrepo.x86_64 nvidia-x11-drv-340xx-340.107-1.el7.elrepo.x86_64 rpm -qa | grep libva libva-vdpau-driver-0.7.4-19.el7.x86_64 libva-utils-1.8.3-4.el7.x86_64 libva-devel-1.8.3-1.el7.x86_64 libva-1.8.3-1.el7.x86_64 rpm -qa | grep vdpau libva-vdpau-driver-0.7.4-19.el7.x86_64 libvdpau-1.1.1-3.el7.x86_64 vainfo libva info: VA-API version 0.40.0 libva info: va_getDriverName() returns 0 libva info: Trying to open /usr/lib64/dri/nvidia_drv_video.so libva info: Found init function __vaDriverInit_0_40 libva info: va_openDriver() returns 0 vainfo: VA-API version: 0.40 (libva ) vainfo: Driver version: Splitted-Desktop Systems VDPAU backend for VA-API - 0.7.4 vainfo: Supported profile and entrypoints VAProfileMPEG2Simple : VAEntrypointVLD VAProfileMPEG2Main : VAEntrypointVLD VAProfileMPEG4Simple : VAEntrypointVLD VAProfileMPEG4AdvancedSimple : VAEntrypointVLD VAProfileH264Main : VAEntrypointVLD VAProfileH264High : VAEntrypointVLD VAProfileVC1Simple : VAEntrypointVLD VAProfileVC1Main : VAEntrypointVLD VAProfileVC1Advanced : VAEntrypointVLD grep Driver /var/log/Xorg.0.log [ 43.069] X.Org Video Driver: 24.0 [ 45.744] Module class: X.Org Video Driver [ 45.744] (II) NVIDIA dlloader X Driver 340.107 Thu May 24 21:18:05 PDT 2018 [ 45.744] (II) NVIDIA Unified Driver for all Supported NVIDIA GPUs [ 47.328] Module class: X.Org XInput Driver grep -i vdpau /var/log/Xorg.0.log [ 46.978] (II) NVIDIA(0): [DRI2] VDPAU driver: nvidia So to me all looks good - but there is no hardware acceleration??? When I play the video with totem its taking way too much CPU. I removed the ~/.cache/gstreamer* . What have I missed ? Jerry