diff --git a/Controllers/NVIDIAIlluminationController/NVIDIAIlluminationControllerDetect.cpp b/Controllers/NVIDIAIlluminationController/NVIDIAIlluminationControllerDetect.cpp
index 744315df6..ef42a2da9 100644
--- a/Controllers/NVIDIAIlluminationController/NVIDIAIlluminationControllerDetect.cpp
+++ b/Controllers/NVIDIAIlluminationController/NVIDIAIlluminationControllerDetect.cpp
@@ -60,6 +60,7 @@ static const gpu_pci_device device_list[] =
     {NVIDIA_VEN,    NVIDIA_RTX3090TI_DEV,           NVIDIA_VEN,     NVIDIA_RTX3090TI_FE_SUB_DEV,                NVIDIA_ILLUMINATION_V1,     TREATS_RGBW_AS_RGBW,    "NVIDIA 3090TI FE"              },
     {NVIDIA_VEN,    NVIDIA_RTX4080_DEV,             NVIDIA_VEN,     NVIDIA_RTX4080_FE_SUB_DEV,                  NVIDIA_ILLUMINATION_V1,     TREATS_RGBW_AS_RGBW,    "NVIDIA 4080 FE"                },
     {NVIDIA_VEN,    NVIDIA_RTX4090_DEV,             NVIDIA_VEN,     NVIDIA_RTX4090_FE_SUB_DEV,                  NVIDIA_ILLUMINATION_V1,     TREATS_RGBW_AS_RGBW,    "NVIDIA 4090 FE"                },
+    {NVIDIA_VEN,    NVIDIA_RTX4090_DEV,             NVIDIA_VEN,     NVIDIA_RTX4090_FE_SUB_DEV2,                 NVIDIA_ILLUMINATION_V1,     TREATS_RGBW_AS_RGBW,    "NVIDIA 4090 FE"                },
 };
 
 void DetectNVIDIAIllumGPUs()
diff --git a/pci_ids/pci_ids.h b/pci_ids/pci_ids.h
index 72b370c09..509cac266 100644
--- a/pci_ids/pci_ids.h
+++ b/pci_ids/pci_ids.h
@@ -103,6 +103,7 @@
 #define NVIDIA_RTX3090TI_FE_SUB_DEV                     0x1618
 #define NVIDIA_RTX4080_FE_SUB_DEV                       0x167A
 #define NVIDIA_RTX4090_FE_SUB_DEV                       0x165B
+#define NVIDIA_RTX4090_FE_SUB_DEV2                      0x16F4
 
 /*---------------------------------------------------------*\
 | PCI Sub-Vendor IDs                                        |