diff --git a/Controllers/GigabyteRGBFusionGPUController/GigabyteRGBFusionGPUControllerDetect.cpp b/Controllers/GigabyteRGBFusionGPUController/GigabyteRGBFusionGPUControllerDetect.cpp
index a907399c..7807dffb 100644
--- a/Controllers/GigabyteRGBFusionGPUController/GigabyteRGBFusionGPUControllerDetect.cpp
+++ b/Controllers/GigabyteRGBFusionGPUController/GigabyteRGBFusionGPUControllerDetect.cpp
@@ -37,6 +37,7 @@ static const gpu_pci_device device_list[] =
     { NVIDIA_VEN,   NVIDIA_GTX1080TI_DEV,       GIGABYTE_SUB_VEN,   GIGABYTE_GTX1080TI_XTREME_SUB_DEV,              0x47,   "Gigabyte GTX1080 Ti Xtreme Edition"            },
     { NVIDIA_VEN,   NVIDIA_GTX1080TI_DEV,       GIGABYTE_SUB_VEN,   GIGABYTE_GTX1080TI_XTREME_WATERFORCE_SUB_DEV,   0x47,   "Gigabyte GTX1080 Ti Xtreme Waterforce Edition" },
     { NVIDIA_VEN,   NVIDIA_GTX1650_DEV,         GIGABYTE_SUB_VEN,   GIGABYTE_GTX1650_GAMING_OC_SUB_DEV,             0x55,   "Gigabyte GTX1650 Gaming OC"                    },
+    { NVIDIA_VEN,   NVIDIA_GTX1660_DEV,         GIGABYTE_SUB_VEN,   GIGABYTE_GTX1660_GAMING_OC_6G_SUB_DEV,          0x47,   "Gigabyte GTX1660 Gaming OC 6G"                 },
     { NVIDIA_VEN,   NVIDIA_GTX1660S_DEV,        GIGABYTE_SUB_VEN,   GIGABYTE_GTX1660S_GAMING_OC_SUB_DEV,            0x47,   "Gigabyte GTX1660 SUPER Gaming OC"              },
     { NVIDIA_VEN,   NVIDIA_RTX2060_TU106_DEV,   GIGABYTE_SUB_VEN,   GIGABYTE_RTX2060_GAMING_OC_SUB_DEV,             0x47,   "Gigabyte RTX2060 Gaming OC"                    },
     { NVIDIA_VEN,   NVIDIA_RTX2060_TU106_DEV,   GIGABYTE_SUB_VEN,   GIGABYTE_RTX2060_GAMING_OC_PRO_SUB_DEV,         0x47,   "Gigabyte RTX2060 Gaming OC PRO"                },
diff --git a/pci_ids/pci_ids.h b/pci_ids/pci_ids.h
index 2a7a9c6c..165fc1ce 100644
--- a/pci_ids/pci_ids.h
+++ b/pci_ids/pci_ids.h
@@ -287,6 +287,7 @@
 #define GIGABYTE_GTX1080TI_XTREME_SUB_DEV               0x3751
 #define GIGABYTE_GTX1080TI_XTREME_WATERFORCE_SUB_DEV    0x3762
 #define GIGABYTE_GTX1650_GAMING_OC_SUB_DEV              0x3FE4
+#define GIGABYTE_GTX1660_GAMING_OC_6G_SUB_DEV           0x3FC7
 #define GIGABYTE_GTX1660S_GAMING_OC_SUB_DEV             0x4014
 #define GIGABYTE_RTX2060_GAMING_OC_SUB_DEV              0x37CE
 #define GIGABYTE_RTX2060_GAMING_OC_PRO_SUB_DEV          0x3FC2