diff --git a/Controllers/GigabyteRGBFusionGPUController/GigabyteRGBFusionGPUControllerDetect.cpp b/Controllers/GigabyteRGBFusionGPUController/GigabyteRGBFusionGPUControllerDetect.cpp
index 8ad4ed03..25951406 100644
--- a/Controllers/GigabyteRGBFusionGPUController/GigabyteRGBFusionGPUControllerDetect.cpp
+++ b/Controllers/GigabyteRGBFusionGPUController/GigabyteRGBFusionGPUControllerDetect.cpp
@@ -47,6 +47,7 @@ static const gpu_pci_device device_list[] =
     { NVIDIA_VEN,   NVIDIA_RTX3060_DEV,         GIGABYTE_SUB_VEN,   GIGABYTE_RTX3060_GAMING_OC_12GB_SUB_DEV,        0x62,   "Gigabyte RTX3060 Gaming OC 12G"                },
     { NVIDIA_VEN,   NVIDIA_RTX3060TI_DEV,       GIGABYTE_SUB_VEN,   GIGABYTE_RTX3060TI_EAGLE_OC_SUB_DEV,            0x63,   "Gigabyte RTX3060 Ti EAGLE OC 8G"               },
     { NVIDIA_VEN,   NVIDIA_RTX3070_DEV,         GIGABYTE_SUB_VEN,   GIGABYTE_RTX3070_VISION_OC_SUB_DEV,             0x63,   "Gigabyte RTX3070 Vision 8G"                    },
+    { NVIDIA_VEN,   NVIDIA_RTX3090_DEV,         GIGABYTE_SUB_VEN,   GIGABYTE_RTX3090_GAMING_OC_24GB_SUB_DEV,        0x62,   "Gigabyte RTX3090 Gaming OC 24G"                },
 };
 
 /******************************************************************************************\
diff --git a/pci_ids/pci_ids.h b/pci_ids/pci_ids.h
index 23222ff6..28f0e7fd 100644
--- a/pci_ids/pci_ids.h
+++ b/pci_ids/pci_ids.h
@@ -159,6 +159,7 @@
 #define GIGABYTE_RTX3060TI_EAGLE_OC_SUB_DEV             0x405B
 #define GIGABYTE_RTX3070_VISION_OC_SUB_DEV              0x404D
 #define GIGABYTE_RTX3080_GAMING_OC_SUB_DEV              0x403F
+#define GIGABYTE_RTX3090_GAMING_OC_24GB_SUB_DEV         0x4043
 
 /*-----------------------------------------------------*\
 | MSI Sub-Device IDs                                    |