GeForce 8400 GS and Radeon HD 7450 OEM - video card comparison
GeForce 8400 GS
Radeon HD 7450 OEM
Architecture
Tesla (2006−2010)
TeraScale 2 (2009−2015)
GPU code name
G86
Caicos
Market segment
Desktop
Desktop
Release date
April 2007
January 2012
Interface
PCIe 1.0 x16
PCIe 2.0 x16
Supplementary power connectors
None
None
SLI options
+
-
Core clock speed
459 MHz
625 MHz
Floating-point performance
29.376 gflops
200.0 gflops
Manufacturing process technology
80 nm
40 nm
Number of transistors
210 million
370 million
Pipelines / CUDA cores
16
160
Power consumption (TDP)
40 Watt
18 Watt
Texture fill rate
3.6 billion/sec
5.000
Memory type
DDR2
GDDR3
Maximum RAM amount
256 MB
512 MB
Memory bus width
64 Bit
64 Bit
Memory clock speed
800 MHz
1066 MHz
Memory bandwidth
6.4 GB/s
8.528 GB/s
Standard memory config per GPU
256 MB
-
Display Connectors
1x DVI, 1x VGA, 1x S-Video
1x DVI, 1x HDMI
HDMI
-
+
DirectX
11.1 (10_0)
11.2 (11_0)
CUDA
1.1
-
OpenCL
1.1
1.2
OpenGL
2.1
4.4
Shader Model
4.0
5.0
Vulkan
N/A
N/A