diff --git a/headers/private/graphics/intel_extreme/intel_extreme.h b/headers/private/graphics/intel_extreme/intel_extreme.h
index cad0f7dc3a..a3c2c6c22d 100644
--- a/headers/private/graphics/intel_extreme/intel_extreme.h
+++ b/headers/private/graphics/intel_extreme/intel_extreme.h
@@ -927,6 +927,9 @@ struct intel_brightness_legacy {
 #define LCPLL_CLK_FREQ_337_5_BDW		(2 << 26)
 #define LCPLL_CD_SOURCE_FCLK			(1 << 21)
 
+#define FUSE_STRAP						0x42014
+#define		HSW_CDCLK_LIMIT				(1 << 24)
+
 // display
 
 #define INTEL_DISPLAY_OFFSET			0x1000
diff --git a/src/add-ons/kernel/drivers/graphics/intel_extreme/intel_extreme.cpp b/src/add-ons/kernel/drivers/graphics/intel_extreme/intel_extreme.cpp
index 1e541a9b86..59646c639e 100644
--- a/src/add-ons/kernel/drivers/graphics/intel_extreme/intel_extreme.cpp
+++ b/src/add-ons/kernel/drivers/graphics/intel_extreme/intel_extreme.cpp
@@ -883,6 +883,8 @@ intel_extreme_init(intel_info &info)
 		uint32 lcpll = read32(info, LCPLL_CTL);
 		if ((lcpll & LCPLL_CD_SOURCE_FCLK) != 0)
 			info.shared_info->hw_cdclk = 800000;
+		else if ((read32(info, FUSE_STRAP) & HSW_CDCLK_LIMIT) != 0)
+			info.shared_info->hw_cdclk = 450000;
 		else if ((lcpll & LCPLL_CLK_FREQ_MASK) == LCPLL_CLK_FREQ_450)
 			info.shared_info->hw_cdclk = 450000;
 		else if ((lcpll & LCPLL_CLK_FREQ_MASK) == LCPLL_CLK_FREQ_54O_BDW)
@@ -895,6 +897,8 @@ intel_extreme_init(intel_info &info)
 		uint32 lcpll = read32(info, LCPLL_CTL);
 		if ((lcpll & LCPLL_CD_SOURCE_FCLK) != 0)
 			info.shared_info->hw_cdclk = 800000;
+		else if ((read32(info, FUSE_STRAP) & HSW_CDCLK_LIMIT) != 0)
+			info.shared_info->hw_cdclk = 450000;
 		else if ((lcpll & LCPLL_CLK_FREQ_MASK) == LCPLL_CLK_FREQ_450)
 			info.shared_info->hw_cdclk = 450000;
 		/* ULT type is missing