Rx 550 is one of problem-free VGA card on Linux)). Free drivers are very stable. It still has enough power to run some 3d games, I run dagor engine demo 50+ fps with fullhd resolution.
Best regards, Andrey пт, 25 апр. 2025 г., 17:34 Andrew Randrianasulu via Cin < [email protected]>: > With some kind of HDMI (1.4) to VGA adapter > > bash-5.1$ inxi -Gxi > Graphics: > Device-1: AMD Lexa PRO [Radeon 540/540X/550/550X / RX 540X/550/550X] > vendor: ASRock driver: amdgpu v: kernel bus-ID: 01:00.0 > Display: server: X.Org 1.21.1.99 driver: loaded: amdgpu > resolution: 1440x900~60Hz > OpenGL: renderer: AMD Radeon RX 550 / 550 Series (radeonsi polaris12 ACO > DRM 3.49 6.1.44-x64) > v: 4.6 Mesa 25.2.0-devel (git-cd8d8ca795) direct render: Yes > > vainfo > Trying display: wayland > Trying display: x11 > vainfo: VA-API version: 1.19 (libva 2.19.0) > vainfo: Driver version: Mesa Gallium driver 25.2.0-devel for AMD > Radeon RX 550 / 550 Series (radeonsi, polaris12, ACO, DRM 3.49, > 6.1.44-x64) > vainfo: Supported profile and entrypoints > VAProfileMPEG2Simple : VAEntrypointVLD > VAProfileMPEG2Main : VAEntrypointVLD > VAProfileVC1Simple : VAEntrypointVLD > VAProfileVC1Main : VAEntrypointVLD > VAProfileVC1Advanced : VAEntrypointVLD > VAProfileH264ConstrainedBaseline: VAEntrypointVLD > VAProfileH264ConstrainedBaseline: VAEntrypointEncSlice > VAProfileH264Main : VAEntrypointVLD > VAProfileH264Main : VAEntrypointEncSlice > VAProfileH264High : VAEntrypointVLD > VAProfileH264High : VAEntrypointEncSlice > VAProfileHEVCMain : VAEntrypointVLD > VAProfileHEVCMain : VAEntrypointEncSlice > VAProfileHEVCMain10 : VAEntrypointVLD > VAProfileJPEGBaseline : VAEntrypointVLD > VAProfileNone : VAEntrypointVideoProc > > bash-5.1$ clpeak > > Platform: rusticl > Device: AMD Radeon RX 550 / 550 Series (radeonsi, polaris12, ACO, > DRM 3.49, 6.1.44-x64) > Driver version : 25.2.0-devel (git-cd8d8ca795) (Linux x86) > Compute units : 8 > Clock frequency : 1183 MHz > > Global memory bandwidth (GBPS) > float : 75.30 > float2 : 76.62 > float4 : 80.28 > float8 : 81.12 > float16 : 78.93 > > Single-precision compute (GFLOPS) > float : 1188.83 > float2 : 1187.27 > float4 : 1182.98 > float8 : 1174.67 > float16 : 1157.09 > > No half precision support! Skipped > > No double precision support! Skipped > > Integer compute (GIOPS) > int : 240.17 > int2 : 240.10 > int4 : 240.01 > int8 : 239.80 > int16 : 239.45 > > Integer compute Fast 24bit (GIOPS) > int : 595.16 > int2 : 594.82 > int4 : 594.37 > int8 : 593.12 > int16 : 590.84 > > Transfer bandwidth (GBPS) > enqueueWriteBuffer : 3.38 > enqueueReadBuffer : 1.44 > enqueueWriteBuffer non-blocking : 3.39 > enqueueReadBuffer non-blocking : 1.45 > enqueueMapBuffer(for read) : 2.67 > memcpy from mapped ptr : 3.53 > enqueueUnmap(after write) : 3.29 > memcpy to mapped ptr : 3.48 > > Kernel launch latency : 90.27 us > > bash-5.1$ > > > So, mpv plays 4k HDR file from iPhone11 smoothly (finally!) > > CinGG only can do 15 fps on this file :( (8bit RGBA project, x11 output) > > Encoding into 8bit HEVC also work: > > bash-5.1$ mediainfo /dev/shm/vaapi-test.mp4 > General > Complete name : /dev/shm/vaapi-test.mp4 > Format : MPEG-4 > Format profile : Base Media > Codec ID : isom (isom/iso2/mp41) > File size : 132 MiB > Duration : 19 s 158 ms > Overall bit rate : 57.7 Mb/s > Frame rate : 59.940 FPS > Writing application : Lavf61.1.100 > > Video > ID : 1 > Format : HEVC > Format/Info : High Efficiency Video Coding > Format profile : Main@L5@Main > Codec ID : hev1 > Codec ID/Info : High Efficiency Video Coding > Duration : 19 s 153 ms > Bit rate : 57.6 Mb/s > Width : 3 840 pixels > Height : 2 160 pixels > Display aspect ratio : 16:9 > Frame rate mode : Constant > Frame rate : 59.940 (60000/1001) FPS > Color space : YUV > Chroma subsampling : 4:2:0 > Bit depth : 8 bits > Bits/(Pixel*Frame) : 0.116 > Stream size : 132 MiB (100%) > Color range : Full > Matrix coefficients : BT.709 > Codec configuration box : hvcC > > Audio > ID : 2 > Format : AAC LC > Format/Info : Advanced Audio Codec Low > Complexity > Codec ID : mp4a-40-2 > Duration : 19 s 158 ms > Source duration : 19 s 179 ms > Bit rate mode : Constant > Bit rate : 128 kb/s > Channel(s) : 2 channels > Channel layout : L R > Sampling rate : 48.0 kHz > Frame rate : 46.875 FPS (1024 SPF) > Compression mode : Lossy > Stream size : 300 KiB (0%) > Source stream size : 300 KiB (0%) > Language : Russian > Default : Yes > Alternate group : 1 > > but encoding still was done in seven minutes for 20 seconds test clip > (no tonemap either) > > So I guess my machine seriosly bootlenecked by PCIe speeds/memory speeds? > > bash-5.1$ dmesg | grep amdgpu > [ 9.887359] [drm] amdgpu kernel modesetting enabled. > [ 9.887485] amdgpu: CRAT table not found > [ 9.887527] amdgpu: Virtual CRAT table created for CPU > [ 9.887583] amdgpu: Topology: Add CPU node > [ 9.888699] amdgpu 0000:01:00.0: No more image in the PCI ROM > [ 9.889843] amdgpu 0000:01:00.0: amdgpu: Fetched VBIOS from ROM BAR > [ 9.889886] amdgpu: ATOM BIOS: 113-EXT-700004_L01 > [ 9.890070] amdgpu 0000:01:00.0: vgaarb: deactivate vga console > [ 9.893944] amdgpu 0000:01:00.0: amdgpu: Trusted Memory Zone (TMZ) > feature not supported > [ 9.893950] amdgpu 0000:01:00.0: amdgpu: PCIE atomic ops is not > supported > [ 10.064640] amdgpu 0000:01:00.0: amdgpu: VRAM: 4096M > 0x000000F400000000 - 0x000000F4FFFFFFFF (4096M used) > [ 10.064655] amdgpu 0000:01:00.0: amdgpu: GART: 256M > 0x000000FF00000000 - 0x000000FF0FFFFFFF > [ 10.064725] [drm] amdgpu: 4096M of VRAM memory ready > [ 10.064729] [drm] amdgpu: 7998M of GTT memory ready. > [ 10.143106] amdgpu: hwmgr_sw_init smu backed is polaris10_smu > [ 10.572632] snd_hda_intel 0000:01:00.1: bound 0000:01:00.0 (ops > amdgpu_dm_audio_component_bind_ops [amdgpu]) > [ 10.754610] kfd kfd: amdgpu: skipped device 1002:699f, PCI rejects > atomics 730<0 > [ 10.754630] amdgpu 0000:01:00.0: amdgpu: SE 2, SH per SE 1, CU per > SH 5, active_cu_number 8 > [ 10.758061] amdgpu 0000:01:00.0: amdgpu: Using BACO for runtime pm > [ 10.758456] [drm] Initialized amdgpu 3.49.0 20150101 for > 0000:01:00.0 on minor 0 > [ 10.765104] fbcon: amdgpudrmfb (fb0) is primary device > [ 10.838142] amdgpu 0000:01:00.0: [drm] fb0: amdgpudrmfb frame buffer > device > > > bash-5.1$ dmesg | grep PCIe > [ 0.364217] acpi PNP0A03:00: _OSC: platform does not support > [PCIeHotplug SHPCHotplug PME LTR] > [ 0.364477] acpi PNP0A03:00: _OSC: OS now controls [AER PCIeCapability] > [ 0.376895] pci 0000:01:00.0: 32.000 Gb/s available PCIe bandwidth, > limited by 5.0 GT/s PCIe x8 link at 0000:00:02.0 (capable of 63.008 > Gb/s with 8.0 GT/s PCIe x8 link) > > Hm, 32 Gb/s should be enough for many 4k streams? > > 4k ~= 8Kpix, 8*60 = 480Mpix/sec > 4 byte/per pixel (30 bit for 10 bpc colors, 2 padding) still just 2Gb/s! > -- > Cin mailing list > [email protected] > https://lists.cinelerra-gg.org/mailman/listinfo/cin >
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