GeForce 8800 GT and Radeon HD 5450 PCIe x1 - video card comparison
GeForce 8800 GT
Radeon HD 5450 PCIe x1
Architecture
Tesla (2006−2010)
TeraScale 2 (2009−2015)
GPU code name
G92
Cedar
Market segment
Desktop
Desktop
Release date
October 2007
February 2010
Bus support
PCI-E 2.0
-
Interface
PCIe 2.0 x16
PCIe 2.0 x1
Supplementary power connectors
6-pin & 8-pin
-
SLI options
2-way
-
Core clock speed
600 MHz
650 MHz
CUDA cores
112
-
Floating-point performance
336.0 gflops
104 gflops
Manufacturing process technology
65 nm
40 nm
Number of transistors
754 million
292 million
Pipelines / CUDA cores
112
80
Power consumption (TDP)
105 Watt
19 Watt
Maximum GPU temperature
105 °C
-
Texture fill rate
33.6 billion/sec
5.200
Memory type
GDDR3
DDR3
Maximum RAM amount
512 MB
512 MB
Memory bus width
256 Bit
64 Bit
Memory clock speed
900 MHz
1000 MHz
Memory bandwidth
57.6 GB/s
8 GB/s
Display Connectors
Dual Link DVIHDTV
1x DVI, 1x HDMI, 1x VGA
Multi monitor support
+
-
HDMI
-
+
Maximum VGA resolution
2048x1536
-
Audio input for HDMI
S/PDIF
-
DirectX
11.1 (10_0)
11.2 (11_0)
CUDA
+
-
OpenCL
1.1
1.2
OpenGL
2.1
4.4
Shader Model
4.0
5.0
Vulkan
N/A
N/A
High Dynamic-Range Lighting (HDRR)
128bit
-