AMD/ATI Technologies Inc.
Es la mayor empresa de hardware que diseña procesadores gráficos , tarjetas de video y 
procesadores. Su mercado acapara todo tipo de productos para el procesamiento gráfico y multimedia, tanto para computadoras personales, como para dispositivos portátiles, videoconsolas, teléfonos móviles y televisión digital. Su fundación data del 20 de agosto de 1985 (ATI). A la empresa se le ha conocido por varios nombres. Se fundó llamándose Array Technology Inc., pero durante los primeros 5 meses se le cambió a Array Technologies Inc., el 18 de diciembre de 1985 pasó a llamarse ATI Technologies Inc., y definitivamente paso a ser parte de AMD el 25 de octubre de 2006.
ATI tiene su sede en Markham, Ontario, en Canadá. Su plantilla laboral, de acuerdo con su sitio web corporativo, es de 3.300 empleados directos en el continente americano, Europa y Asia. Aunque la manufactura de los productos de ATI se realiza principalmente en Canadá y Taiwán.
Hasta la fecha las tarjetas graficas fabricadas por ATI son
| Nombre de la VGA | Nombre del Chip |
| Radeon HD 3850 | RV670 |
| Radeon HD 3870 | RV670 |
| Radeon HD 2900 GT | R600 |
| Radeon X1650 GT AGP | RV570 |
| Radeon HD 2900 Pro | R600 |
| FireGL V3600 | RV630 |
| FireGL V5600 | RV630 |
| FireGL V7600 | R600 |
| FireGL V8600 | R600 |
| FireGL V8650 | R600 |
| Radeon HD 2600 XT PCI-E | RV630 |
| Radeon HD 2600 XT AGP | RV630 |
| Radeon HD 2600 Pro PCI-E | RV630 |
| Radeon HD 2600 Pro AGP | RV630 |
| Radeon HD 2400 XT PCI-E | RV610 |
| Radeon HD 2400 Pro PCI-E | RV610 |
| Radeon HD 2400 Pro AGP | RV610 |
| Radeon HD 2400 XT AGP | RV610 |
| Radeon HD 2900 XT | R600 |
| Radeon X1650 GT PCI-E | RV570 |
| Radeon X1950 XT AGP | R580+ |
| Radeon X1950 GT AGP | RV570 |
| Radeon X1650 PCI-E | RV530 |
| Radeon X1650 AGP | RV530 |
| Radeon X1950 GT PCI-E | RV570 |
| Radeon X1550 PCI-E | RV516 |
| Radeon X1550 AGP | RV516 |
| Radeon X1550 PCI | RV516 |
| Radeon X1050 PCI-E | RV370 |
| Radeon X1050 AGP | RV370 |
| Radeon X1300 Pro AGP | RV515 |
| Radeon X1650 XT PCI-E | RV570 |
| Radeon X1650 XT AGP | RV570 |
| Radeon X1950 Pro AGP | RV570 |
| Radeon X1950 Pro PCI-E | RV570 |
| Radeon X1950 XT PCI-E | R580+ |
| Mobility Radeon X1700 | M56 |
| Mobility Radeon X1350 | M52 |
| Radeon X1650 Pro AGP | RV535 |
| Radeon X1900 GT rev2 | R580 |
| Radeon X1950 XTX | R580+ |
| Radeon X1950 CrossFire | R580+ |
| Radeon X1650 Pro PCI-E | RV535 |
| Radeon X1300 XT | RV535 |
| Radeon X1900 GT | R580 |
| FireGL V7200 | R520 |
| FireGL V5200 | RV530 |
| FireGL V3400 | RV530 |
| FireGL V3300 | RV515 |
| FireGL V7350 | R520 |
| FireGL V7300 | R520 |
| Radeon X1800 GTO | R520 |
| Mobility Radeon X1800 | M58 |
| Mobility Radeon X1800 XT | M58 |
| Radeon X1900 XT | R580 |
| Radeon X1900 XTX | R580 |
| Radeon X1900 CrossFire | R580 |
| All-In-Wonder X1900 | R580 |
| Mobility Radeon X1300 HM | M52 |
| Mobility Radeon X1300 | M52 |
| Mobility Radeon X1400 HM | M52 |
| Mobility Radeon X1400 | M54 |
| Mobility Radeon X1450 | M54 |
| All-In-Wonder 2006 | RV515 |
| Radeon X1800 CrossFire | R520 |
| Radeon X800 GTO AGP | R420 |
| Mobility Radeon X1600 HM | M56 |
| Mobility Radeon X1600 | M56 |
| Radeon X1300 AGP | RV515 |
| All-In-Wonder X1800 XL | R520 |
| Radeon X1800 XT | R520 |
| Radeon X1800 XL | R520 |
| Radeon X1300 Pro PCI-E | RV515 |
| Radeon X1600 XT PCI-E | RV530 |
| Radeon X1300 PCI-E | RV515 |
| Radeon X1600 Pro PCI-E | RV530 |
| Radeon X1300 HM | RV515 |
| Radeon X1600 Pro AGP | RV530 |
| Radeon X850 XT CrossFire Master | R480 |
| All-In-Wonder X800 GT | R430 |
| All-In-Wonder X800 XL PCI-E | R430 |
| Mobility Radeon X800 XT | M28 PRO |
| Radeon X800 XL 512MB PCI-E | R430 |
| Radeon X800 XL AGP | R430 |
| Radeon X850 XT PE AGP | R481 |
| Radeon X850 Pro AGP | R481 |
| Radeon X850 XT AGP | R481 |
| FireGL V5000 | RV410 |
| Radeon X800 PCI-E | R430 |
| Radeon X800 XL PCI-E | R430 |
| Radeon X850 Pro PCI-E | R480 |
| Radeon X850 XT PCI-E | R480 |
| Radeon X850 XT PE PCI-E | R480 |
| Mobility Radeon X300 | M22 |
| Mobility Radeon X800 | M28 |
| FireMV 2200 PCI-E | RV370 |
| FireMV 2200 PCI | RV280 |
| FireMV 2400 PCI-E | RV380 |
| FireMV 2400 PCI | RV380 |
| All-In-Wonder X600 Pro | RV370 |
| All-In-Wonder X800 XT AGP | R420 |
| FireGL X3-256 | R420 |
| Mobility Radeon 9800 | M18 |
| Radeon X800 SE | R420 |
| Radeon X800 XT PCI-E | R423 |
| FireGL V5100 | R423 |
| FireGL V7100 | R423 |
| FireGL V3100 | RV370 |
| FireGL V3200 | RV380 |
| Mobility Radeon X600 | M24 |
| Radeon X800 Pro AGP | R420 |
| Radeon X800 XT PE AGP | R420 |
| Radeon X800 XT AGP | R420 |
| Mobility Radeon 9700 | M11 |
| All-In-Wonder 9200 | RV280 |
| All-In-Wonder 9600 | RV350 |
| All-In-Wonder 9600 XT | RV360 |
| FireGL X2-256t | R360 |
| FireGL T2-128 | RV350 |
| FireGL T2-64 | RV350 |
| Radeon 9800 XT | R360 |
| Radeon 9600 XT | RV360 |
| All-In-Wonder 9600 Pro | RV350 |
| FireGL X2-256 | R350 |
| Mobility Radeon 9600 Pro | M10 |
| Mobility Radeon 9600 | M10 |
| Mobility Radeon 9600 Turbo Pro | M10 |
| FireGL X1-256 | R300 |
| Radeon 9800 Pro 256MB | R350 |
| All-In-Wonder 9800 Pro | R350 |
| Radeon 9800 Pro 128MB | R350 |
| All-In-Wonder 9000 Pro | RV250 |
| All-In-Wonder VE | RV200 |
| FireGL X1-128 | R300 |
| FireGL Z1-128 | R300 |
| FireGL E1 | R200W |
| Radeon 9700 | R300 |
| Radeon 9500 | R300 |
| Radeon 9500 Pro | R300 |
| All-In-Wonder 9700 Pro | R300 |
| Radeon 9700 Pro | R300 |
| All-In-Wonder 8500 | R200 |
| Radeon 8500 LE | R200 |
| All-In-Wonder 7500 | RV200 |
| FireGL 8700 | R200W |
| All-In-Wonder 8500 DV | R200 |
| Radeon 8500 | R200 |
| FireGL 8800 | R200W |
| Radeon VE | RV100 |
| All-In-Wonder Radeon | R100 |
| Rage Fury MAXX | Rage 128 Pro |
| Radeon X700 XT | RV410 |
| Radeon LE | R100 |
| Radeon 9800 | R350 |
| All-In-Wonder 9800 SE | R350 |
| Radeon X800 AGP | R430 |
| Rage Fury | Rage 128 |
| Radeon 7000 PCI | RV100 |
| Radeon 7000 AGP | RV100 |
| Radeon 9000 | RV250 |
| Radeon 9000 Pro | RV250 |
| All-In-Wonder 9200 SE | RV280 |
| Radeon 9200 | RV280 |
| Radeon 9600 | RV350 |
| Radeon 9600 Pro | RV350 |
| Radeon 9600 SE | RV350 |
| Radeon 9550 | RV350 |
| Radeon 9550 SE | RV350 |
| Radeon X300 LE | RV370 |
| Radeon X300 SE | RV370 |
| Radeon X300 | RV370 |
| Radeon X300 SE HM | RV370 |
| Radeon X600 XT | RV380 |
| Radeon X600 Pro | RV380 |
| Radeon X700 Pro PCI-E | RV410 |
| Radeon X700 PCI-E | RV410 |
| Radeon X700 LE | RV410 |
| Mobility Radeon X700 | RV410 |
| Mobility FireGL V5000 | RV410 |
| Radeon X700 Pro AGP | RV410 |
| Radeon X740 XL | RV410 |
| Radeon X700 SE | RV410 |
| Radeon 7500 | RV200 |
| Radeon 9800 SE | R350 |
| Rage Fury Pro | Rage 128 Pro |
| Radeon DDR | R100 |
| Radeon SDR | R100 |
| 3D Rage | 3D Rage |
| 3D Rage II | 3D Rage II |
| Radeon 7500 LE | RV200 |
| Radeon X800 Pro PCI-E | R423 |
| Radeon 9250 AGP | RV280 |
| Radeon 9250 PCI | RV280 |
| Radeon X800 XT PE PCI-E | R423 |
| Radeon X800 GT | R480 |
| Radeon X550 | RV370 |
| Radeon X800 GTO PCI-E | R480 |
| Radeon X700 AGP | RV410 |
| Mobility Radeon 7500 | M7 |
| Radeon 9200 SE | RV280 |
| Radeon X1600 XT AGP | RV530 |
| Radeon X1300 PCI | RV515 |