| ATI Mach 64 | 1995 | I.B.M and Compatibles | VGA Graphics Card | 16bit ISA | ATI Technologies Inc. |
| Adlib ASB16 | 1995 | I.B.M and Compatibles | Sound Card | 16bit ISA | Ad Lib, Inc. |
| ATI 3D Rage II-DVD | 1997 | I.B.M and Compatibles | VGA Graphics Card | PCI | ATI Technologies Inc. |
| ATI 264VT4 | 1998 | I.B.M and Compatibles | VGA Graphics Card | PCI | ATI Technologies Inc. |
| Audio Excel AD Chips CMI 8329A | 1996 | I.B.M and Compatibles | Sound Card | 16bit ISA | Audio Excel |
| ATI Small Wonder Graphics Solution | 1988 | I.B.M and Compatibles | 8bit ISA | CGA Graphics Card | ATI Technologies Inc. |
| ATI Mach64 VT | 1996 | I.B.M and Compatibles | VGA Graphics Card | PCI | ATI Technologies Inc. |
| Avance Logic ALS4000 | 2000 | I.B.M and Compatibles | PCI | Sound Card | Avance Logic, Inc. |
| ATI 3D Rage IIC AGP | 1998 | I.B.M and Compatibles | VGA Graphics Card | AGP | ATI Technologies Inc. |
| ATI Rage Mobility-P | 2001 | I.B.M and Compatibles | VGA Graphics Card | AGP | ATI Technologies Inc. |
| AUTO G79025XD | 1992 | I.B.M and Compatibles | 8bit ISA | CGA Graphics Card | MDA Graphics Card | Parallel Port | Unknown Manufacturer |
| ATI Radeon 7000 | 2001 | I.B.M and Compatibles | VGA Graphics Card | AGP | ATI Technologies Inc. |
| ATI Radeon 9250 | 2005 | I.B.M and Compatibles | VGA Graphics Card | AGP | ATI Technologies Inc. |
| ATI Radeon 9250 | 2005 | I.B.M and Compatibles | VGA Graphics Card | AGP | ATI Technologies Inc. |
| ATI Rage 128 Pro | 1999 | I.B.M and Compatibles | VGA Graphics Card | AGP | ATI Technologies Inc. |
| ATI Rage 128 | 1999 | I.B.M and Compatibles | VGA Graphics Card | AGP | ATI Technologies Inc. |
| ATI 3D Rage II-DVD | 1997 | I.B.M and Compatibles | VGA Graphics Card | PCI | ATI Technologies Inc. |
| Avance Logic ALG2302 | 1995 | I.B.M and Compatibles | VGA Graphics Card | PCI | Avance Logic, Inc. |
| ATI 3D Rage II-DVD | 1997 | I.B.M and Compatibles | VGA Graphics Card | PCI | ATI Technologies Inc. |
| Adaptec AHA-2940U2W | 1999 | I.B.M and Compatibles | PCI | SCSI Card | Adaptec |
| Adaptec AHA-2940 | 1995 | I.B.M and Compatibles | PCI | SCSI Card | Adaptec |
| Adaptec AHA-2842A | 1994 | I.B.M and Compatibles | VL-BUS | Floppy Controller | SCSI Card | Adaptec |
| Adaptec AHA-1542B | 1992 | I.B.M and Compatibles | 16bit ISA | Floppy Controller | SCSI Card | Adaptec |
| Adaptec AHA-1542B | 1990 | I.B.M and Compatibles | 16bit ISA | Floppy Controller | SCSI Card | Adaptec |
| Adaptec AHA-1502E | 1995 | I.B.M and Compatibles | 16bit ISA | Scanner Card | Adaptec |
| Accton MPX EN5025A | 1997 | I.B.M and Compatibles | 16bit ISA | Ethernet Card | Accton |
| Archive Corp Dual Floppy / Tape Adapter | 1989 | I.B.M and Compatibles | 8bit ISA | Floppy Controller | Tape Controller | Archive Corp |
| AMCOM UPS Monitor Board | 1994 | I.B.M and Compatibles | 8bit ISA | UPS Card | Amcom |
| ALI GPT-M7486VL | 1993 | I.B.M and Compatibles | 16bit ISA | VL-BUS | Box F1 (Mainboards) | Mainboard | 80486 | Battery removal | Battery damage | ALi Corporation |
| ALI GA-5486AL Rev 2A | 1996 | I.B.M and Compatibles | PCI | 16bit ISA | Parallel Port | IDE Controller | Floppy Controller | Serial Port | Box F1 (Mainboards) | Mainboard | 80486 | Battery removal | ALi Corporation |