GeForce 8800 GT and GeForce 7900 GTX - video card comparison
Passmark - benchmark score GeForce 8800 GT vs GeForce 7900 GTX
GeForce 8800 GT
495
GeForce 7900 GTX
399
GeForce 8800 GT
GeForce 7900 GTX
Architecture
Tesla (2006−2010)
Curie (2003−2013)
GPU code name
G92
G71
Market segment
Desktop
Desktop
Release date
October 2007
March 2006
Bus support
PCI-E 2.0
-
Interface
PCIe 2.0 x16
PCIe 1.0 x16
Supplementary power connectors
6-pin & 8-pin
1x 6-pin
SLI options
2-way
-
Core clock speed
600 MHz
650 MHz
CUDA cores
112
-
Floating-point performance
336.0 gflops
-
Manufacturing process technology
65 nm
90 nm
Number of transistors
754 million
278 million
Pipelines / CUDA cores
112
-
Power consumption (TDP)
105 Watt
84 Watt
Maximum GPU temperature
105 °C
-
Texture fill rate
33.6 billion/sec
15.60
Memory type
GDDR3
GDDR3
Maximum RAM amount
512 MB
512 MB
Memory bus width
256 Bit
256 Bit
Memory clock speed
900 MHz
1600 MHz
Memory bandwidth
57.6 GB/s
51.2 GB/s
Display Connectors
Dual Link DVIHDTV
2x DVI, 1x S-Video
Multi monitor support
+
-
Maximum VGA resolution
2048x1536
-
Audio input for HDMI
S/PDIF
-
DirectX
11.1 (10_0)
9.0c (9_3)
CUDA
+
-
OpenCL
1.1
N/A
OpenGL
2.1
2.1
Shader Model
4.0
3.0
Vulkan
N/A
N/A
High Dynamic-Range Lighting (HDRR)
128bit
-