GeForce 8800 GT and Radeon HD 2900 XT - video card comparison
Passmark - benchmark score GeForce 8800 GT vs Radeon HD 2900 XT
GeForce 8800 GT
495
Radeon HD 2900 XT
679
GeForce 8800 GT
Radeon HD 2900 XT
Architecture
Tesla (2006−2010)
TeraScale (2005−2013)
GPU code name
G92
R600
Market segment
Desktop
Desktop
Release date
October 2007
May 2007
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 + 1x 8-pin
SLI options
2-way
-
Core clock speed
600 MHz
743 MHz
CUDA cores
112
-
Floating-point performance
336.0 gflops
475.5 gflops
Manufacturing process technology
65 nm
80 nm
Number of transistors
754 million
720 million
Pipelines / CUDA cores
112
320
Power consumption (TDP)
105 Watt
215 Watt
Maximum GPU temperature
105 °C
-
Texture fill rate
33.6 billion/sec
11.89
Memory type
GDDR3
GDDR3
Maximum RAM amount
512 MB
512 MB
Memory bus width
256 Bit
512 Bit
Memory clock speed
900 MHz
1656 MHz
Memory bandwidth
57.6 GB/s
106.0 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)
10.0 (10_0)
CUDA
+
-
OpenCL
1.1
N/A
OpenGL
2.1
3.3
Shader Model
4.0
4.0
Vulkan
N/A
N/A
High Dynamic-Range Lighting (HDRR)
128bit
-