GeForce GTS 450 Rev. 2 and Radeon X1800 GTO - video card comparison
GeForce GTS 450 Rev. 2
Radeon X1800 GTO
Architecture
Fermi 2.0 (2010−2014)
R500 (2005−2007)
GPU code name
GF116
R520
Market segment
Desktop
Desktop
Release date
March 2011
March 2006
Interface
PCIe 2.0 x16
PCIe 1.0 x16
Supplementary power connectors
1x 6-pin
1x 6-pin
Core clock speed
783 MHz
500 MHz
Floating-point performance
601.3 gflops
-
Manufacturing process technology
40 nm
90 nm
Number of transistors
1,170 million
321 million
Pipelines / CUDA cores
192
-
Power consumption (TDP)
106 Watt
48 Watt
Texture fill rate
25.06
6.000
Memory type
GDDR5
GDDR3
Maximum RAM amount
1 GB
256 MB
Memory bus width
128 Bit
256 Bit
Memory clock speed
3608 MHz
990 MHz
Memory bandwidth
57.73 GB/s
31.68 GB/s
Display Connectors
2x DVI, 1x mini-HDMI
2x DVI, 1x S-Video
HDMI
+
-
DirectX
12 (11_0)
9.0c (9_3)
CUDA
2.1
-
OpenCL
1.1
N/A
OpenGL
4.6
2.0
Shader Model
5.1
3.0
Vulkan
N/A
N/A