diff --git a/src/include/86box/machine.h b/src/include/86box/machine.h
index 0cd3564ee..b0365314e 100644
--- a/src/include/86box/machine.h
+++ b/src/include/86box/machine.h
@@ -637,6 +637,7 @@ extern int machine_at_m5pi_init(const machine_t *);
 
 extern int machine_at_excalibur_init(const machine_t *);
 
+extern int machine_at_globalyst330_p5_init(const machine_t *);
 extern int machine_at_p5vl_init(const machine_t *);
 
 extern int machine_at_excaliburpci2_init(const machine_t *);
diff --git a/src/machine/m_at_socket4.c b/src/machine/m_at_socket4.c
index c3213f1ac..78df5b0cb 100644
--- a/src/machine/m_at_socket4.c
+++ b/src/machine/m_at_socket4.c
@@ -384,6 +384,37 @@ machine_at_m5pi_init(const machine_t *model)
     return ret;
 }
 
+int
+machine_at_globalyst330_p5_init(const machine_t *model)
+{
+    int ret;
+
+    ret = bios_load_linear("roms/machines/globalyst330_p5/MiTAC_PB5500C_v1.02_120794_ATT.BIN",
+                           0x000e0000, 131072, 0);
+
+    if (bios_only || !ret)
+        return ret;
+
+    machine_at_common_init(model);
+
+    pci_init(PCI_CONFIG_TYPE_1);
+    pci_register_slot(0x10, PCI_CARD_NORTHBRIDGE, 0,  0,  0,  0);
+    pci_register_slot(0x11, PCI_CARD_NORMAL,      1,  2,  3,  4);
+    pci_register_slot(0x12, PCI_CARD_NORMAL,      5,  6,  7,  8);
+    pci_register_slot(0x13, PCI_CARD_NORMAL,      9,  10, 11, 12);
+    pci_register_slot(0x14, PCI_CARD_NORMAL,      13, 14, 15, 16);
+
+    device_add(&opti5x7_pci_device);
+    device_add(&opti822_device);
+    device_add(&sst_flash_29ee010_device);
+    device_add(&keyboard_at_ami_device);
+
+    if (fdc_current[0] == FDC_INTERNAL)
+        device_add(&fdc_at_device);
+
+    return ret;
+}
+
 int
 machine_at_excalibur_init(const machine_t *model)
 {
diff --git a/src/machine/machine_table.c b/src/machine/machine_table.c
index f2fb53a6f..2a50159e9 100644
--- a/src/machine/machine_table.c
+++ b/src/machine/machine_table.c
@@ -9582,6 +9582,46 @@ const machine_t machines[] = {
     },
 
     /* OPTi 596/597/822 */
+    /* Has a VIA VT82C42N KBC with AMI 'F' firmware */
+    {
+        .name = "[OPTi 597] AT&T Globalyst 330 (Pentium)",
+        .internal_name = "globalyst330_p5",
+        .type = MACHINE_TYPE_SOCKET4,
+        .chipset = MACHINE_CHIPSET_OPTI_547_597,
+        .init = machine_at_globalyst330_p5_init,
+        .p1_handler = NULL,
+        .gpio_handler = NULL,
+        .available_flag = MACHINE_AVAILABLE,
+        .gpio_acpi_handler = NULL,
+        .cpu = {
+            .package = CPU_PKG_SOCKET4,
+            .block = CPU_BLOCK_NONE,
+            .min_bus = 60000000,
+            .max_bus = 66666667,
+            .min_voltage = 5000,
+            .max_voltage = 5000,
+            .min_multi = MACHINE_MULTIPLIER_FIXED,
+            .max_multi = MACHINE_MULTIPLIER_FIXED
+        },
+        .bus_flags = MACHINE_PCIV,
+        .flags = MACHINE_APM,
+        .ram = {
+            .min = 8192,
+            .max = 65536,
+            .step = 8192
+        },
+        .nvrmask = 127,
+        .kbc_device = NULL,
+        .kbc_p1 = 0xff,
+        .gpio = 0xffffffff,
+        .gpio_acpi = 0xffffffff,
+        .device = NULL,
+        .fdc_device = NULL,
+        .sio_device = NULL,
+        .vid_device = NULL,
+        .snd_device = NULL,
+        .net_device = NULL
+    },
     /* This has AMIKey 'F' KBC firmware. */
     {
         .name = "[OPTi 597] Supermicro P5VL-PCI",