GeForce 7800 GTX and GeForce 256 DDR - video card comparison
GeForce 7800 GTX
GeForce 256 DDR
Architecture
Curie (2003−2013)
Celsius (1999−2005)
GPU code name
G70
NV10 A3
Market segment
Desktop
Desktop
Release date
June 2005
December 1999
Interface
PCIe 1.0 x16
AGP 4x
Supplementary power connectors
-
None
Core clock speed
430 MHz
120 MHz
Manufacturing process technology
110 nm
220 nm
Number of transistors
302 million
17 million
Power consumption (TDP)
86 Watt
-
Texture fill rate
10.32
0.48
Memory type
GDDR3
DDR
Maximum RAM amount
256 MB
32 MB
Memory bus width
256 Bit
128 Bit
Memory clock speed
1200 MHz
300 MHz
Memory bandwidth
38.4 GB/s
4.8 GB/s
Display Connectors
2x DVI, 1x S-Video
1x VGA
DirectX
9.0c (9_3)
7.0
OpenCL
N/A
N/A
OpenGL
2.1
1.2
Shader Model
3.0
-
Vulkan
N/A
N/A