diff --git a/Core/Config.cpp b/Core/Config.cpp
index 60e96feed7..6dcbc0eed1 100644
--- a/Core/Config.cpp
+++ b/Core/Config.cpp
@@ -453,6 +453,7 @@ static ConfigSetting graphicsSettings[] = {
 	ReportedConfigSetting("DisableStencilTest", &g_Config.bDisableStencilTest, false, true, true),
 	ReportedConfigSetting("AlwaysDepthWrite", &g_Config.bAlwaysDepthWrite, false, true, true),
 	ReportedConfigSetting("DepthRangeHack", &g_Config.bDepthRangeHack, false, true, true),
+	ReportedConfigSetting("BloomHack", &g_Config.iBloomHack, 0, true, true),
 
 	// Not really a graphics setting...
 	ReportedConfigSetting("TimerHack", &g_Config.bTimerHack, &DefaultTimerHack, true, true),
diff --git a/Core/Config.h b/Core/Config.h
index db12106ba8..d55f7f0071 100644
--- a/Core/Config.h
+++ b/Core/Config.h
@@ -174,6 +174,7 @@ public:
 	bool bDisableStencilTest;
 	bool bAlwaysDepthWrite;
 	bool bDepthRangeHack;
+	int iBloomHack; //0 = off, 1 = safe, 2 = balanced, 3 = aggressive
 	bool bTimerHack;
 	bool bAlphaMaskHack;
 	bool bBlockTransferGPU;
diff --git a/GPU/Directx9/FramebufferDX9.cpp b/GPU/Directx9/FramebufferDX9.cpp
index 7655a54306..9f84af7b8c 100644
--- a/GPU/Directx9/FramebufferDX9.cpp
+++ b/GPU/Directx9/FramebufferDX9.cpp
@@ -378,8 +378,44 @@ namespace DX9 {
 			vfb->bufferHeight = std::max(vfb->bufferHeight, h);
 		}
 
-		vfb->renderWidth = vfb->bufferWidth * renderWidthFactor;
-		vfb->renderHeight = vfb->bufferHeight * renderHeightFactor;
+		if (g_Config.iInternalResolution == 1) {
+			vfb->renderWidth = vfb->bufferWidth * renderWidthFactor;
+			vfb->renderHeight = vfb->bufferHeight * renderHeightFactor;
+		} else {
+			switch (g_Config.iBloomHack) {
+			case 0:
+				vfb->renderWidth = vfb->bufferWidth * renderWidthFactor;
+				vfb->renderHeight = vfb->bufferHeight * renderHeightFactor;
+				break;
+			case 1:
+				if (vfb->bufferWidth <= 128 || vfb->bufferHeight <= 64) {
+					vfb->renderWidth = vfb->bufferWidth;
+					vfb->renderHeight = vfb->bufferHeight;
+				} else {
+					vfb->renderWidth = vfb->bufferWidth * renderWidthFactor;
+					vfb->renderHeight = vfb->bufferHeight * renderHeightFactor;
+				}
+				break;
+			case 2:
+				if (vfb->bufferWidth <= 256 || vfb->bufferHeight <= 128) {
+					vfb->renderWidth = vfb->bufferWidth;
+					vfb->renderHeight = vfb->bufferHeight;
+				} else {
+					vfb->renderWidth = vfb->bufferWidth * renderWidthFactor;
+					vfb->renderHeight = vfb->bufferHeight * renderHeightFactor;
+				}
+				break;
+			case 3:
+				if (vfb->bufferWidth < 480 || vfb->bufferHeight < 272) {
+					vfb->renderWidth = vfb->bufferWidth;
+					vfb->renderHeight = vfb->bufferHeight;
+				} else {
+					vfb->renderWidth = vfb->bufferWidth * renderWidthFactor;
+					vfb->renderHeight = vfb->bufferHeight * renderHeightFactor;
+				}
+				break;
+			}
+		}
 
 		bool trueColor = g_Config.bTrueColor;
 		if (hackForce04154000Download_ && vfb->fb_address == 0x00154000) {
diff --git a/GPU/GLES/Framebuffer.cpp b/GPU/GLES/Framebuffer.cpp
index 5731c3909a..4196cd88c3 100644
--- a/GPU/GLES/Framebuffer.cpp
+++ b/GPU/GLES/Framebuffer.cpp
@@ -667,8 +667,44 @@ void FramebufferManager::ResizeFramebufFBO(VirtualFramebuffer *vfb, u16 w, u16 h
 		vfb->bufferHeight = std::max(vfb->bufferHeight, h);
 	}
 
-	vfb->renderWidth = vfb->bufferWidth * renderWidthFactor;
-	vfb->renderHeight = vfb->bufferHeight * renderHeightFactor;
+	if (g_Config.iInternalResolution==1) {
+		vfb->renderWidth = vfb->bufferWidth * renderWidthFactor;
+		vfb->renderHeight = vfb->bufferHeight * renderHeightFactor;
+	} else {
+		switch (g_Config.iBloomHack) {
+		case 0:
+			vfb->renderWidth = vfb->bufferWidth * renderWidthFactor;
+			vfb->renderHeight = vfb->bufferHeight * renderHeightFactor;
+			break;
+		case 1:
+			if (vfb->bufferWidth <= 128 || vfb->bufferHeight <= 64) {
+				vfb->renderWidth = vfb->bufferWidth;
+				vfb->renderHeight = vfb->bufferHeight;
+			} else {
+				vfb->renderWidth = vfb->bufferWidth * renderWidthFactor;
+				vfb->renderHeight = vfb->bufferHeight * renderHeightFactor;
+			}
+			break;
+		case 2:
+			if (vfb->bufferWidth <= 256 || vfb->bufferHeight <= 128) {
+				vfb->renderWidth = vfb->bufferWidth;
+				vfb->renderHeight = vfb->bufferHeight;
+			} else {
+				vfb->renderWidth = vfb->bufferWidth * renderWidthFactor;
+				vfb->renderHeight = vfb->bufferHeight * renderHeightFactor;
+			}
+			break;
+		case 3:
+			if (vfb->bufferWidth < 480 || vfb->bufferHeight < 272) {
+				vfb->renderWidth = vfb->bufferWidth;
+				vfb->renderHeight = vfb->bufferHeight;
+			} else {
+				vfb->renderWidth = vfb->bufferWidth * renderWidthFactor;
+				vfb->renderHeight = vfb->bufferHeight * renderHeightFactor;
+			}
+			break;
+		}
+	}
 
 	bool trueColor = g_Config.bTrueColor;
 	if (hackForce04154000Download_ && vfb->fb_address == 0x00154000) {
diff --git a/UI/GameSettingsScreen.cpp b/UI/GameSettingsScreen.cpp
index 2b1e61f949..dcfe447623 100644
--- a/UI/GameSettingsScreen.cpp
+++ b/UI/GameSettingsScreen.cpp
@@ -287,6 +287,11 @@ void GameSettingsScreen::CreateViews() {
 	CheckBox *depthRange = graphicsSettings->Add(new CheckBox(&g_Config.bDepthRangeHack, gs->T("Depth Range Hack (Phantasy Star Portable 2)")));
 	depthRange->SetDisabledPtr(&g_Config.bSoftwareRendering);
 
+	static const char *bloomHackOptions[] = { "Off", "Safe", "Balanced", "Aggressive" };
+	PopupMultiChoice *bloomHack = graphicsSettings->Add(new PopupMultiChoice(&g_Config.iBloomHack, gs->T("Bloom Effect Smoothing"), bloomHackOptions, 0, ARRAY_SIZE(bloomHackOptions), gs, screenManager()));
+	bloomHackEnable_ = !g_Config.bSoftwareRendering && (g_Config.iInternalResolution != 1);
+	bloomHack->SetEnabledPtr(&bloomHackEnable_);
+
 	graphicsSettings->Add(new ItemHeader(gs->T("Overlay Information")));
 	static const char *fpsChoices[] = {
 		"None", "Speed", "FPS", "Both"
diff --git a/UI/GameSettingsScreen.h b/UI/GameSettingsScreen.h
index ad423cbe15..cabb6ceec5 100644
--- a/UI/GameSettingsScreen.h
+++ b/UI/GameSettingsScreen.h
@@ -105,6 +105,7 @@ private:
 	bool vtxCacheEnable_;
 	bool postProcEnable_;
 	bool resolutionEnable_;
+	bool bloomHackEnable_;
 };
 
 class DeveloperToolsScreen : public UIDialogScreenWithBackground {