diff --git a/board_enable.c b/board_enable.c
index 4db1b3c..731171c 100644
--- a/board_enable.c
+++ b/board_enable.c
@@ -949,6 +949,7 @@
 /**
  * Suited for:
  *  - Asus P4B266: socket478 + intel 845D + ICH2.
+ *  - Asus P4B533-E: socket478 + 845E + ICH4
  *  - Asus P4B-MX variant in HP Vectra VL420 SFF: socket478 + 845D + ICH2
  */
 static int intel_ich_gpio22_raise(const char *name)
@@ -1342,6 +1343,7 @@
 	{0x1106, 0x1336, 0x1043, 0x80ed,  0x1106, 0x3288, 0x1043, 0x8249, NULL,          NULL,         NULL,          "ASUS",        "M2V-MX",                0,   OK, via_vt823x_gpio5_raise},
 	{0x8086, 0x1a30, 0x1043, 0x8070,  0x8086, 0x244b, 0x1043, 0x8028, NULL,          NULL,         NULL,          "ASUS",        "P4B266",                0,   OK, intel_ich_gpio22_raise},
 	{0x8086, 0x1A30, 0x1043, 0x8025,  0x8086, 0x244B, 0x104D, 0x80F0, NULL,          NULL,         NULL,          "ASUS",        "P4B266-LM",             0,   OK, intel_ich_gpio21_raise},
+	{0x8086, 0x1A30, 0x1043, 0x8088,  0x8086, 0x24C3, 0x1043, 0x8089, NULL,          NULL,         NULL,          "ASUS",        "P4B533-E",              0,   NT, intel_ich_gpio22_raise},
 	{0x8086, 0x24D3, 0x1043, 0x80A6,  0x8086, 0x2578, 0x1043, 0x80F6, NULL,          NULL,         NULL,          "ASUS",        "P4C800-E Deluxe",       0,   OK, intel_ich_gpio21_raise},
 	{0x8086, 0x2570, 0x1043, 0x80F2,  0x105A, 0x3373, 0x1043, 0x80F5, NULL,          NULL,         NULL,          "ASUS",        "P4P800-E Deluxe",       0,   OK, intel_ich_gpio21_raise},
 	{0x10B9, 0x1541,      0,      0,  0x10B9, 0x1533,      0,      0, "^P5A$",       "asus",       "p5a",         "ASUS",        "P5A",                   0,   OK, board_asus_p5a},