ATI Radeon R700(HD 4800)(10 models)
Model
VRAM
Boost Clock
TDP
Architecture
Released
Process
Radeon HD 4810
0.5 GB625 MHz95W
Radeon HD 4810
0.5 GB
625 MHz
95W
TeraScale
2009
55 nm
Radeon HD 4830
0.5 GB575 MHz95W
Radeon HD 4830
0.5 GB
575 MHz
95W
TeraScale
2008
55 nm
Radeon HD 4850
0.5 GB625 MHz110W
Radeon HD 4850
0.5 GB
625 MHz
110W
TeraScale
2008
55 nm
Radeon HD 4850 X2
0.5 GB625 MHz250W
Radeon HD 4850 X2
0.5 GB
625 MHz
250W
TeraScale
2008
55 nm
Radeon HD 4855
0.5 GB575 MHz110W
Radeon HD 4855
0.5 GB
575 MHz
110W
TeraScale
2010
55 nm
Radeon HD 4860
0.5 GB700 MHz130W
Radeon HD 4860
0.5 GB
700 MHz
130W
TeraScale
2009
55 nm
Radeon HD 4870
0.5 GB750 MHz150W
Radeon HD 4870
0.5 GB
750 MHz
150W
TeraScale
2008
55 nm
Radeon HD 4870 Mac Edition
0.5 GB750 MHz150W
Radeon HD 4870 Mac Edition
0.5 GB
750 MHz
150W
TeraScale
2009
55 nm
Radeon HD 4870 X2
1 GB750 MHz286W
Radeon HD 4870 X2
1 GB
750 MHz
286W
TeraScale
2008
55 nm
Radeon HD 4890
1 GB850 MHz190W
Radeon HD 4890
1 GB
850 MHz
190W
TeraScale
2009
55 nm