Radeon HD 6930 and Radeon HD 5450 - video card comparison
Radeon HD 6930
Radeon HD 5450
Architecture
TeraScale 3 (2010−2013)
TeraScale 2 (2009−2015)
GPU code name
Cayman
Cedar
Market segment
Desktop
Desktop
Release date
December 2011
February 2010
Interface
PCIe 2.0 x16
PCIe 2.0 x16
Supplementary power connectors
2x 6-pin
None
Core clock speed
750 MHz
650 MHz
Floating-point performance
1,920.0 gflops
104 gflops
Manufacturing process technology
40 nm
40 nm
Number of transistors
2,640 million
292 million
Pipelines / CUDA cores
1280
80
Power consumption (TDP)
186 Watt
19 Watt
Texture fill rate
60.00
5.200
Memory type
GDDR5
DDR2
Maximum RAM amount
1 GB
2 GB
Memory bus width
256 Bit
64 Bit
Memory clock speed
4800 MHz
800 MHz
Memory bandwidth
153.6 GB/s
6.4 GB/s
Display Connectors
2x DVI, 1x HDMI, 2x mini-DisplayPort
1x DVI, 1x HDMI, 1x VGA
HDMI
+
+
DirectX
11.2 (11_0)
11.2 (11_0)
OpenCL
1.2
1.2
OpenGL
4.4
4.4
Shader Model
5.0
5.0
Vulkan
N/A
N/A