GeForce 9400 GT and Radeon HD 7450 OEM - video card comparison
GeForce 9400 GT
Radeon HD 7450 OEM
Architecture
Tesla (2006−2010)
TeraScale 2 (2009−2015)
GPU code name
G96C
Caicos
Market segment
Desktop
Desktop
Release date
August 2008
January 2012
Bus support
PCI-E 2.0
-
Interface
PCIe 2.0 x16
PCIe 2.0 x16
Supplementary power connectors
None
None
SLI options
+
-
Core clock speed
550 MHz
625 MHz
CUDA cores
16
-
Floating-point performance
29.376 gflops
200.0 gflops
Manufacturing process technology
55 nm
40 nm
Number of transistors
314 million
370 million
Pipelines / CUDA cores
16
160
Power consumption (TDP)
50 Watt
18 Watt
Maximum GPU temperature
105 °C
-
Texture fill rate
4.4 billion/sec
5.000
Memory type
DDR2
GDDR3
Maximum RAM amount
512 MB
512 MB
Memory bus width
128 Bit
64 Bit
Memory clock speed
400 MHz
1066 MHz
Memory bandwidth
12.8 GB/s
8.528 GB/s
Display Connectors
Dual Link DVI
1x DVI, 1x HDMI
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