Merge tag 'Second_Life_Release#9a333e65-2025.04' into 2025.04

1 files changed, 12 insertions, 3 deletions

diff --git a/indra/llwindow/llwindowwin32.cpp b/indra/llwindow/llwindowwin32.cpp
index 730e658c6a..a781e638ee 100644
--- a/indra/llwindow/llwindowwin32.cpp
+++ b/indra/llwindow/llwindowwin32.cpp
@@ -4681,9 +4681,18 @@ 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
                         {