Radeon Sky 900 and Radeon DDR MAXX - video card comparison
Radeon Sky 900
Radeon DDR MAXX
Architecture
GCN 1.0 (2012−2020)
Rage 6 (2000−2007)
GPU code name
Tahiti
Rage 6
Market segment
Desktop
Desktop
Release date
March 2013
June 2000
Bus support
PCIe 3.0
-
Interface
PCIe 3.0 x16
AGP 2x
Supplementary power connectors
2x 8-pin
1x Molex
Boost clock speed
950 MHz
-
Core clock speed
825 MHz
148 MHz
Floating-point performance
2x 3,405 gflops
-
Manufacturing process technology
28 nm
180 nm
Number of transistors
4,313 million
30 million
Pipelines / CUDA cores
3584
-
Power consumption (TDP)
300 Watt
-
Texture fill rate
106.4
0.89
Memory type
GDDR5
DDR
Maximum RAM amount
6 GB
32 MB
Memory bus width
384 Bit
128 Bit
Memory clock speed
5000 MHz
296 MHz
Memory bandwidth
480 GB/s
4.736 GB/s
Display Connectors
1x DVI, 1x mini-DisplayPort
2x VGA
Dual-link DVI support
1
-
DirectX
12 (11_1)
7.0
OpenCL
1.2
N/A
OpenGL
4.6
1.3
Shader Model
5.1
-
Vulkan
1.2.131
N/A