From 0c056c77f4eddb13e3e7a2a1d3d4b881dc07ea46 Mon Sep 17 00:00:00 2001 From: Andrey Kleshchev Date: Tue, 1 Apr 2025 23:24:51 +0300 Subject: #3575 Adjust VRAM budget test a bit --- indra/llwindow/llwindowwin32.cpp | 15 ++++++++++++--- 1 file changed, 12 insertions(+), 3 deletions(-) (limited to 'indra/llwindow/llwindowwin32.cpp') diff --git a/indra/llwindow/llwindowwin32.cpp b/indra/llwindow/llwindowwin32.cpp index 832cf254d1..c190295512 100644 --- a/indra/llwindow/llwindowwin32.cpp +++ b/indra/llwindow/llwindowwin32.cpp @@ -4684,9 +4684,18 @@ void LLWindowWin32::LLWindowWin32Thread::checkDXMem() if (phys_mb > 0) { - // Intel uses 'shared' vram, cap it to 25% of total memory - // Todo: consider caping all adapters at least to 50% ram - budget_mb = llmin(budget_mb, (UINT64)(phys_mb * 0.25)); + if (gGLManager.mIsIntel) + { + // Intel uses 'shared' vram, cap it to 25% of total memory + // Todo: consider a way of detecting integrated Intel and AMD + budget_mb = llmin(budget_mb, (UINT64)(phys_mb * 0.25)); + } + else + { + // More budget is generally better, but the way viewer + // utilizes even dedicated VRAM leaves a footprint in RAM + budget_mb = llmin(budget_mb, (UINT64)(phys_mb * 0.75)); + } } else { -- cgit v1.2.3