diff --git a/rpcs3/Emu/RSX/RSXThread.cpp b/rpcs3/Emu/RSX/RSXThread.cpp
index 19adf61223..e65bf9f495 100644
--- a/rpcs3/Emu/RSX/RSXThread.cpp
+++ b/rpcs3/Emu/RSX/RSXThread.cpp
@@ -2196,7 +2196,18 @@ namespace rsx
 
 	void thread::sync()
 	{
-		zcull_ctrl->sync(this);
+		if (zcull_ctrl->has_pending())
+		{
+			if (g_cfg.video.relaxed_zcull_sync)
+			{
+				// Emit zcull sync hint and update; guarantees results to be written shortly after this event
+				zcull_ctrl->update(this, 0, true);
+			}
+			else
+			{
+				zcull_ctrl->sync(this);
+			}
+		}
 
 		// Fragment constants may have been updated
 		m_graphics_state |= rsx::pipeline_state::fragment_constants_dirty;
@@ -2433,16 +2444,12 @@ namespace rsx
 			Emu.Pause();
 		}
 
-		// Reset zcull ctrl
+		// Reset ZCULL ctrl
+		// NOTE: A semaphore release is part of RSX flip control and will handle ZCULL sync
+		// TODO: These routines belong in the state reset routines controlled by sys_rsx and cellGcmSetFlip
 		zcull_ctrl->set_active(this, false, true);
 		zcull_ctrl->clear(this);
 
-		if (zcull_ctrl->has_pending())
-		{
-			LOG_TRACE(RSX, "Dangling reports found, discarding...");
-			zcull_ctrl->sync(this);
-		}
-
 		// Save current state
 		m_queued_flip.stats = m_frame_stats;
 		m_queued_flip.push(buffer);
diff --git a/rpcs3/Emu/RSX/VK/VKGSRender.cpp b/rpcs3/Emu/RSX/VK/VKGSRender.cpp
index 7f09548fd9..9abd349a11 100644
--- a/rpcs3/Emu/RSX/VK/VKGSRender.cpp
+++ b/rpcs3/Emu/RSX/VK/VKGSRender.cpp
@@ -560,8 +560,8 @@ VKGSRender::VKGSRender() : GSRender()
 	// Confirmed in BLES01916 (The Evil Within) which uses RGB565 for some virtual texturing data.
 	backend_config.supports_hw_renormalization = (vk::get_driver_vendor() == vk::driver_vendor::NVIDIA);
 
-	// Stub
-	backend_config.supports_hw_conditional_render = true;
+	// Relaxed query synchronization
+	backend_config.supports_hw_conditional_render = !!g_cfg.video.relaxed_zcull_sync;
 }
 
 VKGSRender::~VKGSRender()
diff --git a/rpcs3/Emu/System.h b/rpcs3/Emu/System.h
index a3c17cbd4f..17e98d40c0 100644
--- a/rpcs3/Emu/System.h
+++ b/rpcs3/Emu/System.h
@@ -497,6 +497,7 @@ struct cfg_root : cfg::node
 		cfg::_bool strict_texture_flushing{this, "Strict Texture Flushing", false};
 		cfg::_bool disable_native_float16{this, "Disable native float16 support", false};
 		cfg::_bool multithreaded_rsx{this, "Multithreaded RSX", false};
+		cfg::_bool relaxed_zcull_sync{this, "Relaxed ZCULL Sync", false};
 		cfg::_int<1, 8> consequtive_frames_to_draw{this, "Consecutive Frames To Draw", 1};
 		cfg::_int<1, 8> consequtive_frames_to_skip{this, "Consecutive Frames To Skip", 1};
 		cfg::_int<50, 800> resolution_scale_percent{this, "Resolution Scale", 100};