inxi -F
Graphics: Device-1: Advanced Micro Devices [AMD/ATI] Vega 10 XL/XT [Radeon RX Vega 56/64] driver: amdgpu v: kernel
Display: x11 server: X.Org 1.20.5 driver: amdgpu FAILED: ati unloaded: modesetting
resolution: 3840x2160~60Hz, 3840x2160~60Hz
OpenGL: renderer: Radeon RX Vega (VEGA10 DRM 3.27.0 4.19.62-1-MANJARO LLVM 8.0.1) v: 4.5 Mesa 19.1.3
et j'ai aussi :
paul ~ sudo dmesg | grep amdgpu
[ 1.543301] [drm] amdgpu kernel modesetting enabled.
[ 1.544228] fb: switching to amdgpudrmfb from EFI VGA
[ 1.544360] amdgpu 0000:03:00.0: enabling device (0006 -> 0007)
[ 1.544894] amdgpu 0000:03:00.0: VRAM: 8176M 0x000000F400000000 - 0x000000F5FEFFFFFF (8176M used)
[ 1.544895] amdgpu 0000:03:00.0: GART: 512M 0x000000F600000000 - 0x000000F61FFFFFFF
[ 1.548403] [drm] amdgpu: 8176M of VRAM memory ready
[ 1.548405] [drm] amdgpu: 8176M of GTT memory ready.
[ 2.057638] fbcon: amdgpudrmfb (fb0) is primary device
[ 2.135070] amdgpu 0000:03:00.0: fb0: amdgpudrmfb frame buffer device
[ 2.173244] amdgpu 0000:03:00.0: ring 0(gfx) uses VM inv eng 4 on hub 0
[ 2.173245] amdgpu 0000:03:00.0: ring 1(comp_1.0.0) uses VM inv eng 5 on hub 0
[ 2.173247] amdgpu 0000:03:00.0: ring 2(comp_1.1.0) uses VM inv eng 6 on hub 0
[ 2.173247] amdgpu 0000:03:00.0: ring 3(comp_1.2.0) uses VM inv eng 7 on hub 0
[ 2.173248] amdgpu 0000:03:00.0: ring 4(comp_1.3.0) uses VM inv eng 8 on hub 0
[ 2.173249] amdgpu 0000:03:00.0: ring 5(comp_1.0.1) uses VM inv eng 9 on hub 0
[ 2.173250] amdgpu 0000:03:00.0: ring 6(comp_1.1.1) uses VM inv eng 10 on hub 0
[ 2.173251] amdgpu 0000:03:00.0: ring 7(comp_1.2.1) uses VM inv eng 11 on hub 0
[ 2.173252] amdgpu 0000:03:00.0: ring 8(comp_1.3.1) uses VM inv eng 12 on hub 0
[ 2.173253] amdgpu 0000:03:00.0: ring 9(kiq_2.1.0) uses VM inv eng 13 on hub 0
[ 2.173254] amdgpu 0000:03:00.0: ring 10(sdma0) uses VM inv eng 4 on hub 1
[ 2.173255] amdgpu 0000:03:00.0: ring 11(sdma1) uses VM inv eng 5 on hub 1
[ 2.173256] amdgpu 0000:03:00.0: ring 12(uvd<0>) uses VM inv eng 6 on hub 1
[ 2.173257] amdgpu 0000:03:00.0: ring 13(uvd_enc0<0>) uses VM inv eng 7 on hub 1
[ 2.173258] amdgpu 0000:03:00.0: ring 14(uvd_enc1<0>) uses VM inv eng 8 on hub 1
[ 2.173259] amdgpu 0000:03:00.0: ring 15(vce0) uses VM inv eng 9 on hub 1
[ 2.173260] amdgpu 0000:03:00.0: ring 16(vce1) uses VM inv eng 10 on hub 1
[ 2.173260] amdgpu 0000:03:00.0: ring 17(vce2) uses VM inv eng 11 on hub 1
[ 2.173872] [drm] Initialized amdgpu 3.27.0 20150101 for 0000:03:00.0 on minor 0