Radeon HD 7730 and GeForce GT 420 OEM - video card comparison
Radeon HD 7730
GeForce GT 420 OEM
Architecture
GCN 1.0 (2012−2020)
Fermi (2010−2014)
GPU code name
Cape Verde
GF108
Market segment
Desktop
Desktop
Release date
May 2013
September 2010
Interface
PCIe 3.0 x16
PCIe 2.0 x16
Supplementary power connectors
None
None
Core clock speed
800 MHz
700 MHz
Floating-point performance
614.4 gflops
134.4 gflops
Manufacturing process technology
28 nm
40 nm
Number of transistors
1,500 million
585 million
Pipelines / CUDA cores
384
48
Power consumption (TDP)
47 Watt
50 Watt
Texture fill rate
19.20
2.800
Memory type
GDDR5
DDR3
Maximum RAM amount
1 GB
1 GB
Memory bus width
128 Bit
128 Bit
Memory clock speed
4500 MHz
1800 MHz
Memory bandwidth
72 GB/s
28.8 GB/s
Display Connectors
1x DVI, 1x HDMI, 1x DisplayPort
1x DVI, 1x HDMI, 1x VGA
HDMI
+
+
DirectX
12 (11_1)
12 (11_0)
CUDA
-
2.1
OpenCL
1.2
1.1
OpenGL
4.6
4.6
Shader Model
5.1
5.1
Vulkan
1.2.131
N/A