GeForce 6600 and Radeon HD 7720 OEM - video card comparison
GeForce 6600
Radeon HD 7720 OEM
Architecture
Curie (2003−2013)
TeraScale 2 (2009−2015)
GPU code name
NV43 A2
Barts
Market segment
Desktop
Desktop
Release date
August 2004
March 2013
Interface
PCIe 1.0 x16
PCIe 2.0 x16
Supplementary power connectors
None
-
Core clock speed
300 MHz
840 MHz
Floating-point performance
-
1,344 gflops
Manufacturing process technology
110 nm
40 nm
Number of transistors
146 million
1,700 million
Pipelines / CUDA cores
-
800
Power consumption (TDP)
-
150 Watt
Texture fill rate
2.400
33.60
Memory type
DDR
GDDR5
Maximum RAM amount
256 MB
1 GB
Memory bus width
128 Bit
256 Bit
Memory clock speed
500 MHz
4200 MHz
Memory bandwidth
8 GB/s
134.4 GB/s
Display Connectors
1x DVI, 1x VGA, 1x S-Video
2x DVI, 1x HDMI, 1x DisplayPort
HDMI
-
+
DirectX
9.0c (9_3)
11.2 (11_0)
OpenCL
N/A
1.2
OpenGL
2.1
4.4
Shader Model
3.0
5.0
Vulkan
N/A
N/A