AMD Southern Islands(HD 7900)(9 models)
Model
VRAM
Boost Clock
TDP
Architecture
Released
Process
Radeon HD 7950
3 GB800 MHz200W
Radeon HD 7950
3 GB
800 MHz
200W
GCN 1.0
2012
28 nm
Radeon HD 7950 Boost
3 GB925 MHz200W
Radeon HD 7950 Boost
3 GB
925 MHz
200W
GCN 1.0
2012
28 nm
Radeon HD 7950 Mac Edition
3 GB800 MHz200W
Radeon HD 7950 Mac Edition
3 GB
800 MHz
200W
GCN 1.0
2013
28 nm
Radeon HD 7950 Monica BIOS 1
3 GB925 MHz185W
Radeon HD 7950 Monica BIOS 1
3 GB
925 MHz
185W
GCN 1.0
2012
28 nm
Radeon HD 7950 Monica BIOS 2
3 GB800 MHz85W
Radeon HD 7950 Monica BIOS 2
3 GB
800 MHz
85W
GCN 1.0
2012
28 nm
Radeon HD 7970
3 GB925 MHz250W
Radeon HD 7970
3 GB
925 MHz
250W
GCN 1.0
2012
28 nm
Radeon HD 7970 GHz Edition
3 GB1,050 MHz300W
Radeon HD 7970 GHz Edition
3 GB
1,050 MHz
300W
GCN 1.0
2012
28 nm
Radeon HD 7970 X2
3 GB925 MHz500W
Radeon HD 7970 X2
3 GB
925 MHz
500W
GCN 1.0
2012
28 nm
Radeon HD 7990
3 GB1,000 MHz375W
Radeon HD 7990
3 GB
1,000 MHz
375W
GCN 1.0
2013
28 nm