diff --git a/hw/vfio/igd.c b/hw/vfio/igd.c
index 73ed1ec8e6..059ed56439 100644
--- a/hw/vfio/igd.c
+++ b/hw/vfio/igd.c
@@ -64,16 +64,6 @@ static int igd_gen(VFIOPCIDevice *vdev)
     }
 
     switch (vdev->device_id & 0xff00) {
-    /* Old, untested, unavailable, unknown */
-    case 0x0000:
-    case 0x2500:
-    case 0x2700:
-    case 0x2900:
-    case 0x2a00:
-    case 0x2e00:
-    case 0x3500:
-    case 0xa000:
-        return -1;
     /* SandyBridge, IvyBridge, ValleyView, Haswell */
     case 0x0100:
     case 0x0400: