diff --git a/Controllers/GainwardGPUController/GainwardGPUControllerDetect.cpp b/Controllers/GainwardGPUController/GainwardGPUControllerDetect.cpp
index 694db4bfa..ee3b7e0eb 100644
--- a/Controllers/GainwardGPUController/GainwardGPUControllerDetect.cpp
+++ b/Controllers/GainwardGPUController/GainwardGPUControllerDetect.cpp
@@ -100,3 +100,4 @@ REGISTER_I2C_PCI_DETECTOR("Gainward GeForce RTX 3080 Ti Phoenix",       DetectGa
 REGISTER_I2C_PCI_DETECTOR("Gainward GeForce RTX 3090 Phoenix",          DetectGainwardGPUControllers,   NVIDIA_VEN, NVIDIA_RTX3090_DEV,     GAINWARD_SUB_VEN,   NVIDIA_RTX3090_DEV,             0x49);
 REGISTER_I2C_PCI_DETECTOR("Gainward GeForce RTX 3090 Ti Phantom",       DetectGainwardGPUControllers,   NVIDIA_VEN, NVIDIA_RTX3090TI_DEV,   GAINWARD_SUB_VEN,   GAINWARD_RTX_3090TI_PHANTOM,    0x49);
 REGISTER_I2C_PCI_DETECTOR("Gainward GeForce RTX 4080 Phantom GS",       DetectGainwardGPUControllers,   NVIDIA_VEN, NVIDIA_RTX4080_DEV,     GAINWARD_SUB_VEN,   GAINWARD_RTX_4080_PHANTOM_GS_SUB_DEV,   0x49);
+REGISTER_I2C_PCI_DETECTOR("Gainward GeForce RTX 5080 Phoenix",          DetectGainwardGPUControllers,   NVIDIA_VEN, NVIDIA_RTX5080_DEV,     GAINWARD_SUB_VEN,   GAINWARD_RTX_5080_PHOENIX_SUB_DEV,  0x49);
diff --git a/pci_ids/pci_ids.h b/pci_ids/pci_ids.h
index e6e21dfdc..d1fd8337f 100644
--- a/pci_ids/pci_ids.h
+++ b/pci_ids/pci_ids.h
@@ -576,6 +576,7 @@
 #define GAINWARD_RTX_3090TI_PHANTOM                             0xF295
 #define GAINWARD_RTX_4070_GHOST_SUB_DEV                         0xF303
 #define GAINWARD_RTX_4080_PHANTOM_GS_SUB_DEV                    0xF297
+#define GAINWARD_RTX_5080_PHOENIX_SUB_DEV                       0xF323
 
 /*-----------------------------------------------------*\
 | GALAX / KFA2 Sub-Device IDs                           |