Radeon HD 3470 and GeForce 7800 GT Dual - video card comparison
Radeon HD 3470
GeForce 7800 GT Dual
Architecture
TeraScale (2005−2013)
Curie (2003−2013)
GPU code name
RV620
G70
Market segment
Desktop
Desktop
Release date
January 2008
August 2005
Interface
PCIe 2.0 x16
PCIe 1.0 x16
Supplementary power connectors
None
1x 6-pin
Core clock speed
800 MHz
400 MHz
Floating-point performance
64 gflops
-
Manufacturing process technology
55 nm
110 nm
Number of transistors
181 million
302 million
Pipelines / CUDA cores
40
-
Power consumption (TDP)
30 Watt
-
Texture fill rate
3.200
8.000
Memory type
GDDR3
GDDR3
Maximum RAM amount
256 MB
256 MB
Memory bus width
64 Bit
256 Bit
Memory clock speed
1900 MHz
1000 MHz
Memory bandwidth
15.2 GB/s
32 GB/s
Display Connectors
1x DVI, 1x VGA, 1x S-Video
2x DVI, 1x S-Video
DirectX
10.1 (10_1)
9.0c (9_3)
OpenCL
N/A
N/A
OpenGL
3.3
2.1
Shader Model
4.1
3.0
Vulkan
N/A
N/A