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-rw-r--r--games/pcsx2/README5
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diff --git a/games/pcsx2/README b/games/pcsx2/README
index 9be6dba231..b8bf7b2e1a 100644
--- a/games/pcsx2/README
+++ b/games/pcsx2/README
@@ -4,6 +4,11 @@ CPU Interpreters, Recompilers and a Virtual Machine which manages
hardware states and PS2 system memory. This allows you to play PS2
games on your PC, with many additional features and benefits.
+PCSX2 requires a CPU that supports the SSE4.1 instruction set.
+Check your processor flags with lscpu for sse4_1.
+
+PCSX2 requires a GPU that supports OpenGL 3.3 or Vulkan 1.1.
+
RetroAchievements are enabled by default, to disable this
functionality, pass ACHIEVEMENTS=OFF to the build script.