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XclipseOld920 vs Samsung Proprietary driver

On Samsung Xclipse 940 (Samsung Galaxy S24, Samsung Galaxy S24, Samsung Galaxy S24 FE, Samsung Galaxy S24 FE, Samsung Galaxy S24+, Samsung Galaxy S25 FE). The first driver named is compared against the second, which is the baseline.

StockSamsung Proprietary driverDriver version: 24.0.534, git hash: 1900168dcb
vs
CustomXclipseOld920Revision: 0448fa4c23
Graphics system version (Vulkan)1.3.279 to 1.3.231
Optional features (extensions)154 to 150+5 -9
Features that pass their check (validated)49 to 420 pass only on XclipseOld920 7 pass only on Samsung Proprietary driver
Speed test scenes (benchmark)none comparable
Games each driver could run (an estimate from its feature list): green likely, yellow maybe, orange limited, red no
StockDX92002+DX102006+DX112009+DX122015+Switch
CustomDX92002+DX102006+DX112009+DX122015+Switch

Not compared: 6 scenes with a paced frame rate (compute_nbody, compute_nbody_2x, oit_linked_lists, pipeline_barriers, subpasses, subpasses_2160p). At least one of the two drivers was held at a fixed frame rate there, so the two times do not measure the same thing.

Samsung Proprietary driver details XclipseOld920 details

Feature checks that differ (19)

FeatureStockCustomChange
extendedDynamicState3ColorBlendEnable
VK_EXT_extended_dynamic_state3
passunsupportedlost
extendedDynamicState3ColorBlendEquation
VK_EXT_extended_dynamic_state3
passunsupportedlost
extendedDynamicState3ColorWriteMask
VK_EXT_extended_dynamic_state3
passunsupportedlost
extendedDynamicState3DepthClampEnable
VK_EXT_extended_dynamic_state3
passunsupportedlost
extendedDynamicState3LogicOpEnable
VK_EXT_extended_dynamic_state3
passunsupportedlost
extendedDynamicState3PolygonMode
VK_EXT_extended_dynamic_state3
passunsupportedlost
vertexInputDynamicState
VK_EXT_vertex_input_dynamic_state
passunsupportedlost
extendedDynamicState3AlphaToCoverageEnable
VK_EXT_extended_dynamic_state3
untestedunsupportedchanged
extendedDynamicState3ConservativeRasterizationMode
VK_EXT_extended_dynamic_state3
untestedunsupportedchanged
extendedDynamicState3DepthClipEnable
VK_EXT_extended_dynamic_state3
untestedunsupportedchanged
extendedDynamicState3DepthClipNegativeOneToOne
VK_EXT_extended_dynamic_state3
untestedunsupportedchanged
extendedDynamicState3ExtraPrimitiveOverestimationSize
VK_EXT_extended_dynamic_state3
untestedunsupportedchanged
extendedDynamicState3LineRasterizationMode
VK_EXT_extended_dynamic_state3
untestedunsupportedchanged
extendedDynamicState3LineStippleEnable
VK_EXT_extended_dynamic_state3
untestedunsupportedchanged
extendedDynamicState3ProvokingVertexMode
VK_EXT_extended_dynamic_state3
untestedunsupportedchanged
extendedDynamicState3RasterizationSamples
VK_EXT_extended_dynamic_state3
untestedunsupportedchanged
extendedDynamicState3SampleLocationsEnable
VK_EXT_extended_dynamic_state3
untestedunsupportedchanged
extendedDynamicState3SampleMask
VK_EXT_extended_dynamic_state3
untestedunsupportedchanged
extendedDynamicState3TessellationDomainOrigin
VK_EXT_extended_dynamic_state3
untestedunsupportedchanged

Speed test scenes (benchmark)

The two drivers were not measured on the same set of device models. Frame times from different devices do not compare drivers, so read these numbers with that in mind.

SceneStock msCustom msDifferenceStartsGPU clock, MHzPicture vs stock
compute_nbodypaced at 8.32n/anot compared3 of 3 vs ?? vs ? clock unknownnot checked
compute_nbody_2xpaced at 11.03n/anot compared? vs ?? vs ? clock unknownnot checked
hdr_2160p36.65 typical 36.50n/aonly one side3 of 3 vs ?? vs ? clock unknownnot checked
oit_linked_listspaced at 8.33n/anot compared3 of 3 vs ?? vs ? clock unknownnot checked
pipeline_barrierspaced at 5.53n/anot compared3 of 3 vs ?? vs ? clock unknownnot checked
pipeline_barriers_2160p7.14 typical 7.10n/aonly one side3 of 3 vs ?? vs ? clock unknownnot checked
subpassespaced at 5.54n/anot compared3 of 3 vs ?? vs ? clock unknownnot checked
subpasses_2160ppaced at 11.01n/anot compared3 of 3 vs ?? vs ? clock unknownnot checked

Time to draw one frame, per scene: the average (mean) frame time of the scene's best round, which is how many frames the driver delivered; lower is faster. "Typical" beside it is the median frame, which can sit well under the average when a driver's frames come in two speeds. A pair of reports made before per-round averages were recorded is compared on the median. A scene whose rounds disagree by more than 15% is left out. A scene marked "paced" was held at that mean frame time by the driver or the display queue, together with at least one other scene of the same run; its time says how the frames were spaced, not how fast the driver rendered, so it is not compared. A scene marked "too light" took under 8 ms at the standard size (1920 by 1080) on both drivers, where the screen's frame queue spaces the frames more than the chip does; its heavier run is the one compared: the row ending in _2160p is the scene drawn at 3840 by 2160, and compute_nbody_2x is that scene with twice the particles. "Faster" and "slower" describe XclipseOld920 against Samsung Proprietary driver. "Picture vs stock" compares one fixed frame per scene as a coarse colour grid (0 is identical, above 40 is a different picture); it finds a scene that was not drawn. Where both reports carry the finer 64x36 grid, the second figure is how many of its 2,304 cells differ by more than 4 of 255, and "worst" is the largest single cell; this is what finds a small rendering error in a picture that otherwise matches. A row marked 16x9 comes from a report made before the finer grid existed. "Starts" is how many of a scene's process starts reached a measured round. A GPU clock marked "not comparable" differed by more than 5% of the device's maximum between the two timings.

Technical differences (Vulkan)

Extensions only in XclipseOld920 (5)
  • VK_AMD_device_coherent_memory
  • VK_EXT_memory_priority
  • VK_EXT_pageable_device_local_memory
  • VK_EXT_pci_bus_info
  • VK_EXT_progress_marker
Extensions only in Samsung Proprietary driver (9)
  • VK_EXT_descriptor_buffer
  • VK_EXT_extended_dynamic_state3
  • VK_EXT_external_memory_acquire_unmodified
  • VK_EXT_frame_boundary
  • VK_EXT_image_drm_format_modifier
  • VK_EXT_physical_device_drm
  • VK_EXT_shader_module_identifier
  • VK_EXT_vertex_input_dynamic_state
  • VK_SEC_amigo_profiling
Core features that differ (1)
multiviewGeometryShader Vulkan 1.1pass to unsupported
Limits that differ (1)
LimitStockCustom
discreteQueuePriorities32
Formats supported by only one driver (0 gained, 0 lost)

Only in XclipseOld920:

  • None

Only in Samsung Proprietary driver:

  • None