diff --git a/Controllers/MSIGPUController/MSIGPUControllerDetect.cpp b/Controllers/MSIGPUController/MSIGPUControllerDetect.cpp
index dd15061e..e047e0e2 100644
--- a/Controllers/MSIGPUController/MSIGPUControllerDetect.cpp
+++ b/Controllers/MSIGPUController/MSIGPUControllerDetect.cpp
@@ -92,6 +92,7 @@ REGISTER_I2C_PCI_DETECTOR("MSI GeForce RTX 3080 Ti Suprim X 12G",           Dete
 REGISTER_I2C_PCI_DETECTOR("MSI GeForce RTX 3090 24GB Gaming X Trio",        DetectMSIGPUControllers,    NVIDIA_VEN,     NVIDIA_RTX3090_DEV,         MSI_SUB_VEN,    MSI_RTX3090_GAMING_X_TRIO_SUB_DEV,      0x68);
 REGISTER_I2C_PCI_DETECTOR("MSI GeForce RTX 3090 Suprim X 24G",              DetectMSIGPUControllers,    NVIDIA_VEN,     NVIDIA_RTX3090_DEV,         MSI_SUB_VEN,    MSI_RTX3090_SUPRIM_X_SUB_DEV,           0x68);
 REGISTER_I2C_PCI_DETECTOR("MSI GeForce RTX 3090 Ti Suprim X 24G",           DetectMSIGPUControllers,    NVIDIA_VEN,     NVIDIA_RTX3090TI_DEV,       MSI_SUB_VEN,    MSI_RTX3090TI_SUPRIM_X_SUB_DEV,         0x68);
+REGISTER_I2C_PCI_DETECTOR("MSI GeForce RTX 3090 Ti Gaming X Trio 24G",      DetectMSIGPUControllers,    NVIDIA_VEN,     NVIDIA_RTX3090TI_DEV,       MSI_SUB_VEN,    MSI_RTX3090TI_GAMING_X_TRIO_SUB_DEV,    0x68);
 REGISTER_I2C_PCI_DETECTOR("MSI Radeon RX 6600 XT Gaming X",                 DetectMSIGPUControllers,    AMD_GPU_VEN,    AMD_NAVI23_DEV,             MSI_SUB_VEN,    MSI_RX6600XT_GAMING_X_SUB_DEV,          0x68);
 REGISTER_I2C_PCI_DETECTOR("MSI Radeon RX 6700 XT Gaming X",                 DetectMSIGPUControllers,    AMD_GPU_VEN,    AMD_NAVI23_DEV,             MSI_SUB_VEN,    MSI_RX6700XT_GAMING_X_SUB_DEV,          0x68);
 REGISTER_I2C_PCI_DETECTOR("MSI Radeon RX 6800 Gaming X Trio",               DetectMSIGPUControllers,    AMD_GPU_VEN,    AMD_NAVI21_DEV1,            MSI_SUB_VEN,    MSI_RX6800_GAMING_X_TRIO_SUB_DEV,       0x68);
diff --git a/pci_ids/pci_ids.h b/pci_ids/pci_ids.h
index c6a8e8f8..e598ed84 100644
--- a/pci_ids/pci_ids.h
+++ b/pci_ids/pci_ids.h
@@ -437,6 +437,7 @@
 #define MSI_RTX3090_GAMING_X_TRIO_SUB_DEV               0x3884
 #define MSI_RTX3090_SUPRIM_X_SUB_DEV                    0x3882
 #define MSI_RTX3090TI_SUPRIM_X_SUB_DEV                  0x5090
+#define MSI_RTX3090TI_GAMING_X_TRIO_SUB_DEV             0x5091
 #define MSI_RX6600XT_GAMING_X_SUB_DEV                   0x5020
 #define MSI_RX6700XT_GAMING_X_SUB_DEV                   0x3981
 #define MSI_RX6800_GAMING_X_TRIO_SUB_DEV                0x3961