diff --git a/rpcs3/Emu/RSX/GL/GLFragmentProgram.cpp b/rpcs3/Emu/RSX/GL/GLFragmentProgram.cpp
index 8d162c7741..42a81f81ea 100644
--- a/rpcs3/Emu/RSX/GL/GLFragmentProgram.cpp
+++ b/rpcs3/Emu/RSX/GL/GLFragmentProgram.cpp
@@ -357,6 +357,7 @@ void GLFragmentProgram::Decompile(const RSXFragmentProgram& prog)
 	{
 		const auto driver_caps = gl::get_driver_caps();
 		decompiler.device_props.has_native_half_support = driver_caps.NV_gpu_shader5_supported || driver_caps.AMD_gpu_shader_half_float_supported;
+		decompiler.device_props.has_low_precision_rounding = driver_caps.vendor_NVIDIA;
 	}
 
 	decompiler.Task();
diff --git a/rpcs3/Emu/RSX/Program/FragmentProgramDecompiler.cpp b/rpcs3/Emu/RSX/Program/FragmentProgramDecompiler.cpp
index 9a82a9bead..4180aa04f5 100644
--- a/rpcs3/Emu/RSX/Program/FragmentProgramDecompiler.cpp
+++ b/rpcs3/Emu/RSX/Program/FragmentProgramDecompiler.cpp
@@ -828,7 +828,21 @@ std::string FragmentProgramDecompiler::BuildCode()
 	"#define _builtin_sqrt(x) sqrt(abs(x))\n"
 	"#define _builtin_rcp(x) (1. / x)\n"
 	"#define _builtin_rsq(x) (1. / _builtin_sqrt(x))\n"
-	"#define _builtin_div(x, y) (x / y)\n\n";
+	"#define _builtin_div(x, y) (x / y)\n";
+
+	if (device_props.has_low_precision_rounding)
+	{
+		// NVIDIA has terrible rounding errors interpolating constant values across vertices with different w
+		// PS3 games blindly rely on interpolating a constant to not change the values
+		// Calling floor/equality will fail randomly causing a moire pattern
+		OS <<
+		"#define _builtin_floor(x) floor(x + 0.000001)\n\n";
+	}
+	else
+	{
+		OS <<
+		"#define _builtin_floor floor\n\n";
+	}
 
 	if (properties.has_pkg)
 	{
@@ -954,7 +968,7 @@ bool FragmentProgramDecompiler::handle_sct_scb(u32 opcode)
 	case RSX_FP_OPCODE_DST: SetDst("$Ty(1.0, $0.y * $1.y, $0.z, $1.w)", OPFLAGS::op_extern); return true;
 	case RSX_FP_OPCODE_REFL: SetDst(getFunction(FUNCTION::FUNCTION_REFL), OPFLAGS::op_extern); return true;
 	case RSX_FP_OPCODE_EX2: SetDst("exp2($0.xxxx)"); return true;
-	case RSX_FP_OPCODE_FLR: SetDst("floor($0)"); return true;
+	case RSX_FP_OPCODE_FLR: SetDst("_builtin_floor($0)"); return true;
 	case RSX_FP_OPCODE_FRC: SetDst(getFunction(FUNCTION::FUNCTION_FRACT)); return true;
 	case RSX_FP_OPCODE_LIT:
 		SetDst("_builtin_lit($0)");
diff --git a/rpcs3/Emu/RSX/Program/FragmentProgramDecompiler.h b/rpcs3/Emu/RSX/Program/FragmentProgramDecompiler.h
index 4968f0c500..2b8766754a 100644
--- a/rpcs3/Emu/RSX/Program/FragmentProgramDecompiler.h
+++ b/rpcs3/Emu/RSX/Program/FragmentProgramDecompiler.h
@@ -294,6 +294,7 @@ public:
 	{
 		bool has_native_half_support = false;
 		bool emulate_depth_compare = false;
+		bool has_low_precision_rounding = false;
 	}
 	device_props;
 
diff --git a/rpcs3/Emu/RSX/VK/VKFragmentProgram.cpp b/rpcs3/Emu/RSX/VK/VKFragmentProgram.cpp
index d432d3a424..748caf8222 100644
--- a/rpcs3/Emu/RSX/VK/VKFragmentProgram.cpp
+++ b/rpcs3/Emu/RSX/VK/VKFragmentProgram.cpp
@@ -248,7 +248,7 @@ void VKFragmentDecompilerThread::insertGlobalFunctions(std::stringstream &OS)
 	m_shader_props.require_linear_to_srgb = properties.has_pkg;
 	m_shader_props.emulate_coverage_tests = g_cfg.video.antialiasing_level == msaa_level::none;
 	m_shader_props.emulate_shadow_compare = device_props.emulate_depth_compare;
-	m_shader_props.low_precision_tests = vk::get_driver_vendor() == vk::driver_vendor::NVIDIA;
+	m_shader_props.low_precision_tests = device_props.has_low_precision_rounding;
 	m_shader_props.disable_early_discard = vk::get_driver_vendor() != vk::driver_vendor::NVIDIA;
 	m_shader_props.supports_native_fp16 = device_props.has_native_half_support;
 
@@ -402,6 +402,7 @@ void VKFragmentProgram::Decompile(const RSXFragmentProgram& prog)
 	}
 
 	decompiler.device_props.emulate_depth_compare = !pdev->get_formats_support().d24_unorm_s8;
+	decompiler.device_props.has_low_precision_rounding = vk::get_driver_vendor() == vk::driver_vendor::NVIDIA;
 	decompiler.Task();
 
 	shader.create(::glsl::program_domain::glsl_fragment_program, source);